classroom/src/views/cloudPractice/cloudPractice.tsx

import { computed, defineComponent, nextTick, onMounted, reactive, ref, shallowRef } from "vue"
import styles from "./index.module.scss"
import NavContainer from "@/businessComponents/navContainer"
import { ElEmpty, ElMessage, ElScrollbar } from "element-plus"
import Dictionary from "@/components/dictionary"
import MyInput from "@/components/myInput"
import { NImage, NPopselect, NSpin, NTooltip } from "naive-ui"
// import PlayLoading from "./component/play-loading"
import PlayItem from "./component/play-item"
import icon_default from "../../img/cloudPractice/icon_default.png"
import iconBtnPause from "../../img/cloudPractice/icon-btn-pause.png"
import iconBtnPlay from "../../img/cloudPractice/icon-btn-play.png"
import btnSubmit from "../../img/cloudPractice/btn-submit.png"
import iconTransfer from "../../img/cloudPractice/icon-transfer.png"
import iconDownload from "../../img/cloudPractice/icon-download.png"
import { httpAjaxErrMsg } from "@/plugin/httpAjax"
import {
   queryPage2_gym,
   queryPage2_gyt,
   queryPage2_klx,
   querySubjectIds_gym,
   querySubjectIds_gyt,
   querySubjectIds_klx,
   queryTree_gym,
   queryTree_gyt,
   queryTree_klx,
   selectCondition_klx
} from "@/api/cloudPractice.api"
// import { getToken } from "@/libs/auth"
// import { URL_TEACH_GYM } from "@/config"
import axios from "axios"
import { getInstrumentName } from "@/libs/instruments"
import { formatXML, getCustomInfo, onlyVisible } from "./instrument"
import { useFunction } from "./useData"
import userStore from "@/store/modules/user"
import PlayLoading from "./component/play-loading"
import PracticeForm from "@/businessComponents/practiceForm"
import { saveAs } from "file-saver"
import JSZip from "jszip"
import { svgtopng } from "./formatSvgToImg"

export default defineComponent({
   name: "cloudPractice",
   setup() {
      const userStoreHook = userStore()
      const { goToCloud, isPracticeShow, practiceUrl, handlePracticeClose } = useFunction()
      const navs = [
         {
            name: "主页",
            url: "/"
         },
         {
            name: "云练习"
         }
      ]
      const spinRef = ref()
      const state = reactive({
         finshed: false,
         reshing: false,
         page: 1,
         rows: 20,
         iframeSrc: "",
         listActive: 0, // 当前选中的对象
         firstTreeId: null as any, // 左侧
         categoryId: null as any, // 类型
         categoryName: "" as any, // 类型名称
         categoryList: [] as any[],
         levelList: [] as any[], // 级别
         levelId: null as any,
         typeList: [] as any[], // 类型
         typeId: -1 as any,
         subjectList: [] as any[], // 声部列表
         subjectId: -1 as any,
         list: [] as any[],
         searchStatus: false,
         queryStr: "", // 搜索条件
         partList: [] as any[],
         partNames: [] as any[],
         selectedPartName: "" as any,
         selectedTrack: "" as any,
         selectedPartIndex: 0,
         partXmlIndex: 0,
         musicPdfUrl: "", // 五线谱文件
         imgs: [] as any[], // 图片列表
         categoryShow: false, // 是否展开
         playState: "pause" as "play" | "pause", // 播放状态
         showPlayer: false // 是否显示播放器
      })
      const partColumns = ref<any>([])

      /** 选中的item */
      const activeItem = computed(() => {
         const list = state.list[state.listActive] || {}
         let tempList: any = {}

         if (userStoreHook.roles === "GYM") {
            const item = list.background?.[0]
            const audioFileUrl = item?.musicSheetType === "CONCERT" ? item?.metronomeUrl : item?.metronomeMp3Url || item?.mp3Url
            tempList = {
               id: item?.id,
               name: item?.examSongName,
               background: list?.background,
               xmlUrl: item?.xmlUrl,
               musicSheetType: item?.musicSheetType,
               audioFileUrl,
               // titleImg: list?.titleImg,
               isComberRender: item?.isScoreRender,
               musicPdfUrl: item?.musicPdfUrl // 独奏使用PDF
            }
         } else if (userStoreHook.roles === "GYT") {
            tempList = {
               id: list?.id,
               name: list?.musicSheetName,
               background: list?.background,
               xmlUrl: list?.xmlFileUrl,
               musicSheetType: list?.musicSheetType,
               audioFileUrl: list?.audioFileUrl,
               titleImg: list?.titleImg,
               isComberRender: list?.musicSubjectId === "1",
               musicPdfUrl: list?.musicPdfUrl
            }
         } else if (userStoreHook.roles === "KLX") {
            const item: any = list.background?.[0]
            tempList = {
               id: list?.id,
               name: list?.musicSheetName,
               background: list?.background,
               xmlUrl: list?.xmlFileUrl,
               musicSheetType: list?.musicSheetType,
               audioFileUrl: item?.audioFileUrl,
               titleImg: list?.titleImg,
               isComberRender: false,
               musicPdfUrl: list?.musicPdfUrl
            }
         }
         return tempList
      })

      const songPrevNextStatus = computed(() => {
         let prev = true,
            next = true
         if (state.listActive === 0) {
            prev = false
         }

         if (state.listActive >= state.list.length - 1) {
            next = false
         }

         return {
            prev,
            next
         }
      })

      const downloadStatus = ref(false)
      const loading = ref(false)
      const staffLoading = ref(false)
      const storeData = shallowRef<any[]>([])
      const handleSearchList_gym = async () => {
         loading.value = true
         await httpAjaxErrMsg(queryTree_gym).then(async res => {
            loading.value = false
            if (res.code === 200) {
               storeData.value = res.data || []

               await setDefaultData()
            }
         })
      }

      const handleGetSubject_gym = async () => {
         loading.value = true
         await httpAjaxErrMsg(querySubjectIds_gym, { categoriesId: state.categoryId || state.firstTreeId }).then(res => {
            loading.value = false
            if (res.code === 200) {
               const result = res.data || []

               state.subjectList = result.map((item: any) => {
                  return {
                     label: item.name,
                     value: item.id
                  }
               })

               state.subjectList.unshift({
                  label: "全部声部",
                  value: -1
               })

               const userSubjectId = userStoreHook.userInfo.subjectId
               if (userSubjectId) {
                  const tempSubjectId = userSubjectId.split(",")[0]
                  state.subjectList.forEach((item: any) => {
                     // 判断是否存在声部编号
                     if (item.value === Number(tempSubjectId)) {
                        state.subjectId = Number(tempSubjectId)
                     }
                  })
               }
            }
         })
      }

      const handleGetList_gym = async () => {
         loading.value = true
         const params = {
            page: state.page,
            rows: state.rows,
            subjectId: state.subjectId === -1 ? null : state.subjectId,
            categoriesId: state.typeId === -1 ? state.levelId : state.typeId,
            search: state.queryStr
         }

         await httpAjaxErrMsg(queryPage2_gym, params).then(res => {
            loading.value = false
            if (res.code === 200) {
               const result = res.data || []

               if (state.reshing) {
                  state.list = []
                  state.reshing = false
               }
               if (Array.isArray(result.rows)) {
                  state.list = [...state.list, ...result.rows]
                  state.finshed = state.page >= result.totalPage
               } else {
                  state.finshed = true
               }
            } else {
               state.finshed = true
            }
         })
      }

      /** 管乐团数据查询 */
      const handleSearchList_gyt = async () => {
         loading.value = true
         await httpAjaxErrMsg(queryTree_gyt, {
            enable: true,
            page: 1,
            parentId: 0,
            rows: 10
         }).then(res => {
            loading.value = false
            if (res.code === 200) {
               storeData.value = res.data || []

               setDefaultData()
            }
         })
      }

      const handleGetSubject_gyt = async () => {
         loading.value = true
         await httpAjaxErrMsg(querySubjectIds_gyt, {
            enableFlag: true,
            page: 1,
            rows: 100
         }).then(res => {
            loading.value = false
            if (res.code === 200) {
               const result = res.data || []

               state.subjectList = result.map((item: any) => {
                  return {
                     label: item.name,
                     value: item.id
                  }
               })

               state.subjectList.unshift({
                  label: "全部声部",
                  value: -1
               })

               const userSubjectId = userStoreHook.userInfo.subjectId
               if (userSubjectId) {
                  const tempSubjectId = userSubjectId.split(",")[0]
                  state.subjectList.forEach((item: any) => {
                     // 判断是否存在声部编号
                     if (item.value === Number(tempSubjectId)) {
                        state.subjectId = Number(tempSubjectId)
                     }
                  })
               }
            }
         })
      }

      const handleGetList_gyt = async () => {
         loading.value = true
         const params = {
            page: state.page,
            rows: state.rows,
            musicSubject: state.subjectId === -1 ? null : state.subjectId,
            musicSheetCategoriesId: state.typeId === -1 ? state.levelId : state.typeId,
            keyword: state.queryStr,
            detailFlag: true,
            status: 1
         }
         await httpAjaxErrMsg(queryPage2_gyt, params).then(res => {
            loading.value = false
            if (res.code === 200) {
               const result = res.data || {}

               if (state.reshing) {
                  state.list = []
                  state.reshing = false
               }

               if (Array.isArray(result.rows)) {
                  result.rows.forEach((item: any) => {
                     item.name = item.musicSheetName
                  })
                  state.list = [...state.list, ...result.rows]
                  state.finshed = state.page >= result.pages
               } else {
                  state.finshed = true
               }
            } else {
               state.finshed = true
            }
         })
      }

      /** 酷乐秀机构数据查询 */
      const handleSearchList_klx = async () => {
         loading.value = true
         await httpAjaxErrMsg(queryTree_klx, {
            enable: true,
            page: 1,
            parentId: 0,
            rows: 10
         })
            .then(res => {
               loading.value = false
               if (res.code === 200) {
                  const result = res.data || []

                  const tempList: any = []
                  result.forEach((item: any) => {
                     if (item.musicNum > 0) {
                        const subjectCounts = item.subjectCounts ? true : false
                        const musicCounts = item.musicCounts ? true : false
                        const ensembleCounts = item.ensembleCounts ? true : false
                        const list: any = []
                        if (subjectCounts) {
                           list.push({
                              label: "基础云练",
                              value: "SUBJECT"
                           })
                        }
                        if (musicCounts) {
                           list.push({
                              label: "独奏云练",
                              value: "MUSIC"
                           })
                        }
                        if (ensembleCounts) {
                           list.push({
                              label: "合奏云练",
                              value: "ENSEMBLE"
                           })
                        }
                        tempList.push({
                           value: item.id,
                           label: item.name,
                           musicSheetCategoriesList: list
                        })
                     }
                  })
                  state.categoryList = tempList

                  setDefaultData()
               }
            })
            .catch(() => {
               state.finshed = true
            })
      }

      const handleGetSubject_klx = async () => {
         loading.value = true
         await httpAjaxErrMsg(querySubjectIds_klx, {
            queryType: "list",
            page: 1,
            rows: 100
         }).then(res => {
            loading.value = false
            if (res.code === 200) {
               const result = res.data?.rows || []
               state.subjectList = result.map((item: any) => {
                  return {
                     label: item.name,
                     value: item.id
                  }
               })

               state.subjectList.unshift({
                  label: "全部声部",
                  value: -1
               })

               const userSubjectId = userStoreHook.userInfo.subjectId
               if (userSubjectId) {
                  const tempSubjectId = userSubjectId.split(",")[0]
                  state.subjectList.forEach((item: any) => {
                     // 判断是否存在声部编号
                     if (item.value === Number(tempSubjectId)) {
                        state.subjectId = Number(tempSubjectId)
                     }
                  })
               }
            }
         })
      }

      const handleGetList_klx = async () => {
         if (!state.categoryId) return
         loading.value = true
         const params = {
            page: state.page,
            rows: state.rows,
            albumId: state.categoryId,
            subjectId: state.subjectId === -1 ? null : state.subjectId,
            subjectType: state.firstTreeId,
            level: state.levelId === -1 ? null : state.levelId,
            type: state.typeId === -1 ? null : state.typeId,
            keyword: state.queryStr
         }
         await httpAjaxErrMsg(queryPage2_klx, params).then(res => {
            loading.value = false
            if (res.code === 200) {
               const result = res.data || {}

               if (state.reshing) {
                  state.list = []
                  state.reshing = false
               }

               if (Array.isArray(result.rows)) {
                  result.rows.forEach((item: any) => {
                     item.name = item.musicSheetName
                  })
                  state.list = [...state.list, ...result.rows]
                  state.finshed = state.page >= result.totalPage
               } else {
                  state.finshed = true
               }
            } else {
               state.finshed = true
            }
         })
      }

      const handleSelectCondition_klx = async () => {
         if (!state.categoryId || !state.firstTreeId) return
         loading.value = true
         const params = {
            tenantAlbumId: state.categoryId,
            subjectType: state.firstTreeId
         }
         await httpAjaxErrMsg(selectCondition_klx, params).then(res => {
            loading.value = false
            if (res.code === 200) {
               const result = res.data || {}

               if (result.levelList && result.levelList.length > 0) {
                  state.levelList = result.levelList.map((item: any) => {
                     return {
                        label: item.value,
                        value: item.id
                     }
                  })

                  state.levelList.unshift({
                     label: "全部级别",
                     value: -1
                  })
                  state.levelId = -1
               } else {
                  state.levelList = []
               }

               if (result.typeList && result.typeList.length > 0) {
                  state.typeList = result.typeList.map((item: any) => {
                     return {
                        label: item.value,
                        value: item.id
                     }
                  })

                  state.typeList.unshift({
                     label: "全部类型",
                     value: -1
                  })
                  state.typeId = -1
               } else {
                  state.typeList = []
               }
            }
         })
      }

      /** 条件查询 */
      const handleAllSearchList = async () => {
         //  GYM,GYT,KLX 区分   查询搜索条件数据
         if (userStoreHook.roles === "GYM") {
            await handleSearchList_gym()
         } else if (userStoreHook.roles === "GYT") {
            await handleSearchList_gyt()
         } else if (userStoreHook.roles === "KLX") {
            await handleSearchList_klx()
         }
      }

      const handleAllGetSubject = async () => {
         //  GYM,GYT,KLX 区分   查询声部数据
         if (userStoreHook.roles === "GYM") {
            await handleGetSubject_gym()
         } else if (userStoreHook.roles === "GYT") {
            await handleGetSubject_gyt()
         } else if (userStoreHook.roles === "KLX") {
            await handleGetSubject_klx()
         }
      }

      const handleAllGetList = async () => {
         //  GYM,GYT,KLX 区分   查询声部数据·
         if (userStoreHook.roles === "GYM") {
            await handleGetList_gym()
         } else if (userStoreHook.roles === "GYT") {
            await handleGetList_gyt()
         } else if (userStoreHook.roles === "KLX") {
            await handleGetList_klx()
         }
      }

      /** 初始化数据 */
      const setDefaultData = async (type?: "first" | "category" | "level" | "type") => {
         if (userStoreHook.roles === "GYM") {
            await initCategories_gym(type)
         } else if (userStoreHook.roles === "GYT") {
            initCategories_gyt(type)
         } else if (userStoreHook.roles === "KLX") {
            await initCategories_klx(type)
         }
      }

      const initCategories_gym = async (type?: "first" | "category" | "level" | "type") => {
         if (storeData.value.length > 0 && !["category", "level", "type"].includes(type as any)) {
            let result: any = []
            if (type === "first" && state.firstTreeId) {
               result = storeData.value.find((item: any) => item.id === state.firstTreeId)?.sysMusicScoreCategoriesList || []
            } else {
               state.firstTreeId = storeData.value[0]?.id
               result = storeData.value[0]?.sysMusicScoreCategoriesList || []
            }
            state.categoryList = result.map((item: any) => {
               return {
                  label: item.name,
                  value: item.id,
                  sysMusicScoreCategoriesList: item.sysMusicScoreCategoriesList || []
               }
            })

            state.categoryId = null
            state.categoryName = null
            state.levelId = null
            state.typeId = -1
         }
         if (state.categoryList.length > 0 && !["level", "type"].includes(type as any)) {
            let result: any = []
            if (type === "category" && state.categoryId) {
               result = state.categoryList.find((item: any) => item.value === state.categoryId)?.sysMusicScoreCategoriesList || []
            } else {
               state.categoryId = state.categoryList[0]?.value
               state.categoryName = state.categoryList[0]?.label
               result = state.categoryList[0]?.sysMusicScoreCategoriesList || []
            }
            state.levelList = result.map((item: any) => {
               return {
                  label: item.name,
                  value: item.id,
                  sysMusicScoreCategoriesList: item.sysMusicScoreCategoriesList || []
               }
            })

            await handleGetSubject_gym()
         }

         if (state.levelList.length > 0) {
            let result: any = []
            if (type === "level" && state.levelId) {
               result = state.levelList.find((item: any) => item.value === state.levelId)?.sysMusicScoreCategoriesList
               state.typeId = -1
            } else {
               state.levelId = state.levelList[0]?.value
               result = state.levelList[0]?.sysMusicScoreCategoriesList || []
            }

            state.typeList = result.map((item: any) => {
               return {
                  label: item.name,
                  value: item.id
               }
            })
            state.typeList.unshift({
               label: "全部",
               value: -1
            })
         }
      }

      const initCategories_gyt = (type?: "first" | "category" | "level" | "type") => {
         if (storeData.value.length > 0 && !["level", "type"].includes(type as any)) {
            let result: any = []
            if (type === "first" && state.firstTreeId) {
               result = storeData.value.find((item: any) => item.id === state.firstTreeId)?.musicSheetCategoriesList || []
            } else {
               state.firstTreeId = storeData.value[0]?.id
               result = storeData.value[0]?.musicSheetCategoriesList || []
            }

            state.levelList = result.map((item: any) => {
               return {
                  label: item.name,
                  value: item.id,
                  musicSheetCategoriesList: item.musicSheetCategoriesList || []
               }
            })
            state.levelId = null
            state.typeId = -1
         }

         if (state.levelList.length > 0) {
            let result: any = []
            if (type === "level" && state.levelId) {
               result = state.levelList.find((item: any) => item.value === state.levelId)?.musicSheetCategoriesList
            } else {
               state.levelId = state.levelList[0]?.value
               result = state.levelList[0]?.musicSheetCategoriesList || []
            }

            state.typeList = result.map((item: any) => {
               return {
                  label: item.name,
                  value: item.id
               }
            })
            state.typeList.unshift({
               label: "全部",
               value: -1
            })
            state.typeId = -1
         }
      }

      const initCategories_klx = async (type?: "first" | "category" | "level" | "type") => {
         if (state.categoryList.length > 0 && !["level", "type", "first"].includes(type as any)) {
            let result: any = []
            if (type === "category" && state.categoryId) {
               result = state.categoryList.find((item: any) => item.value === state.categoryId)?.musicSheetCategoriesList || []
            } else {
               state.categoryId = state.categoryList[0]?.value
               state.categoryName = state.categoryList[0]?.label
               result = state.categoryList[0]?.musicSheetCategoriesList || []
            }
            storeData.value = result.map((item: any) => {
               return {
                  id: item.value,
                  name: item.label
               }
            })
         }

         if (storeData.value.length > 0 && !["level", "type"].includes(type as any)) {
            if (type === "first" && state.firstTreeId) {
               await handleSelectCondition_klx()
            } else {
               //
               state.firstTreeId = storeData.value[0]?.id
               await handleSelectCondition_klx()
            }
            state.levelId = -1
            state.typeId = -1
         }
      }

      const __init = async () => {
         await handleAllSearchList()
         await handleAllGetSubject()
         await handleAllGetList()
         await toDetail()
         renderStaff()
      }

      __init()

      const handleResh = () => {
         if (loading.value || state.finshed) return
         state.page = state.page + 1
         handleAllGetList()
      }

      const handleGetList = async () => {
         if (loading.value) return
         state.listActive = 0
         state.showPlayer = false
         state.playState = "pause"
         state.partNames = []
         state.partList = []
         state.selectedPartName = ""
         state.selectedTrack = ""
         state.selectedPartIndex = 0
         // state.musicPdfUrl = ""
         state.partXmlIndex = 0
         document.querySelector(".musicList-container")?.scroll(0, 0)
         state.page = 1
         state.finshed = false
         state.reshing = true
         state.list = []
         await handleAllGetList()
      }

      const toDetail = async () => {
         const row: any = activeItem.value
         if (row.musicSheetType === "SINGLE") {
            loading.value = false
            state.musicPdfUrl = row.musicPdfUrl
            return
         }
         state.partNames = await getPartNames(row.xmlUrl)
         let partList = row.background || []
         partList = partList.filter((item: any) => !item.track?.toLocaleUpperCase()?.includes("COMMON"))
         partColumns.value = partList.map((item: any, index: number) => {
            const instrumentName = getInstrumentName(item.track)
            const xmlIndex = state.partNames.findIndex((name: any) => name === item.track)
            let musicPdfUrl = ""
            if (userStoreHook.roles === "GYM") {
               musicPdfUrl = item.soundMusicPdfUrl
            } else if (userStoreHook.roles === "GYT") {
               musicPdfUrl = item.musicPdfUrl
            } else if (userStoreHook.roles === "KLX") {
               musicPdfUrl = item.musicPdfUrl
            }
            return {
               label: item.track + (instrumentName ? `(${instrumentName})` : ""),
               instrumentName: instrumentName,
               track: item.track,
               musicPdfUrl,
               xmlIndex,
               value: index
            }
         })
         // 初始化数据
         const defaultShowStaff = partColumns.value[state.selectedPartIndex]
         state.selectedPartName = defaultShowStaff?.instrumentName
         state.selectedTrack = defaultShowStaff?.track
         state.partXmlIndex = defaultShowStaff?.xmlIndex
         if (row.isComberRender) {
            state.musicPdfUrl = row?.musicPdfUrl || ""
         } else {
            state.musicPdfUrl = defaultShowStaff?.musicPdfUrl || ""
         }
      }

      const getPartNames = async (xmlUrl: string) => {
         const partNames: string[] = []
         try {
            const res: any = await axios.get(xmlUrl)
            const xml: any = new DOMParser().parseFromString(res.data, "text/xml")
            for (const item of xml.getElementsByTagName("part-name")) {
               if (item.textContent) {
                  partNames.push(item.textContent)
               }
            }
         } catch (error) {
            //
         }
         return partNames.filter((text: string) => text.toLocaleUpperCase() !== "COMMON") || []
      }

      const musicIframeLoad = async () => {
         const iframeRef: any = document.getElementById("staffIframeRef")
         if (iframeRef && iframeRef.contentWindow.renderXml) {
            staffLoading.value = true
            const res: any = await axios.get(activeItem.value.xmlUrl)
            const parseXmlInfo = getCustomInfo(res.data)
            const xml = formatXML(parseXmlInfo.parsedXML)
            if (activeItem.value.isComberRender) {
               iframeRef.contentWindow.renderXml(xml, state.partXmlIndex, activeItem.value.isComberRender)
            } else {
               const currentXml = onlyVisible(xml, state.partXmlIndex)
               iframeRef.contentWindow.renderXml(currentXml, state.partXmlIndex, activeItem.value.isComberRender)
            }
         }
      }
      const resetRender = async () => {
         const iframeRef: any = document.getElementById("staffIframeRef")
         if (iframeRef && iframeRef.contentWindow.renderXml) {
            staffLoading.value = true
            const res: any = await axios.get(activeItem.value.xmlUrl)
            const parseXmlInfo = getCustomInfo(res.data)
            const xml = formatXML(parseXmlInfo.parsedXML)
            if (activeItem.value.isComberRender) {
               iframeRef.contentWindow.renderXml(xml, state.partXmlIndex, activeItem.value.isComberRender)
            } else {
               const currentXml = onlyVisible(xml, state.partXmlIndex)
               iframeRef.contentWindow.renderXml(currentXml, 0, activeItem.value.isComberRender)
            }
         }
      }

      const renderStaff = async () => {
         try {
            if (state.musicPdfUrl) {
               state.iframeSrc = "/pdf/web/viewer.html?file=" + encodeURIComponent(state.musicPdfUrl) + "&t=" + Date.now()
               // https://cdn.oss.dayaedu.com/daya202409/UOFW4q5.pdf
               // https://cdn.oss.dayaedu.com/daya202409/UOFVK2A.pdf
               // https://cdn.oss.dayaedu.com/daya202409/UODQffO.pdf
            } else {
               state.iframeSrc = `/osmd/index.html`
            }
         } catch (error) {
            //
         }
      }

      /** 音频控制 */
      const handleChangeAudio = (type: "play" | "pause" | "pre" | "next") => {
         if (type === "play") {
            state.playState = "play"
         } else if (type === "pause") {
            state.playState = "pause"
         } else if (type === "pre") {
            if (state.list[state.listActive - 1]) {
               handlePlay(state.list[state.listActive - 1])
            }
         } else if (type === "next") {
            if (state.list[state.listActive + 1]) {
               handlePlay(state.list[state.listActive + 1])
            }
         }
      }

      /** 播放曲目 */
      const handlePlay = (item: any) => {
         const index = state.list.findIndex((_item: any) => _item.id === item.id)
         if (index > -1) {
            if (state.listActive === index) {
               state.playState = state.playState === "play" ? "pause" : "play"
            } else {
               state.playState = "play"
            }
            state.showPlayer = true
            state.listActive = index
         }
      }

      // // 获取文件blob格式
      const imgToCanvas = async (url: string) => {
         const img = document.createElement("img")
         img.setAttribute("crossOrigin", "anonymous")
         // 为了处理base64 和 连接加载不同的
         if (url && typeof url == "string" && url.includes("data:image")) {
            img.src = url
         } else {
            img.src = url + `?t=${+new Date()}`
         }

         // 防止跨域引起的 Failed to execute 'toDataURL' on 'HTMLCanvasElement': Tainted canvases may not be exported.
         await new Promise(resolve => (img.onload = resolve))
         // 创建canvas DOM元素，并设置其宽高和图片一样
         const canvas = document.createElement("canvas")
         canvas.width = img.width
         canvas.height = img.height
         // 坐标(0,0) 表示从此处开始绘制，相当于偏移。
         const ctx = canvas.getContext("2d") as CanvasRenderingContext2D

         ctx.fillStyle = "rgb(255, 255, 255)"
         ctx.fillStyle = "#fff"
         ctx.fillRect(0, 0, img.width, img.height)
         ctx.drawImage(img, 0, 0)
         return canvas
      }

      const getFileBlob = async (url: string, type = "image/png") => {
         const canvas: any = await imgToCanvas(url)
         return new Promise((resolve, reject) => {
            canvas.toBlob((blob: Blob) => {
               if (blob) {
                  resolve(blob)
               } else {
                  reject(new Error("转换失败"))
               }
            }, type)
         })
      }

      // // 多个文件下载
      const downLoadMultiFile = (files: any, filesName: string) => {
         const zip = new JSZip()
         const result = []
         for (const i in files) {
            const promise = getFileBlob(files[i].url).then((res: any) => {
               zip.file(files[i].name, res, { binary: true })
            })
            result.push(promise)
         }
         Promise.all(result)
            .then(() => {
               zip.generateAsync({ type: "blob" }).then(res => {
                  saveAs(res, filesName ? filesName + ".zip" : `文件夹${Date.now()}.zip`)
               })
            })
            .catch(() => {
               ElMessage.error("下载失败")
            })

         downloadStatus.value = false
      }

      const showLoading = async (e: any) => {
         if (e.data?.api === "musicStaffRender") {
            try {
               const osmdImg = e.data.osmdImg
               const imgs = []
               for (let i = 0; i < osmdImg.length; i++) {
                  const img = await svgtopng(osmdImg[i].img, osmdImg[i].width, osmdImg[i].height)
                  imgs.push({
                     url: img,
                     name: i + 1 + ".png"
                  })
               }
               state.imgs = imgs
            } catch (e) {
               // console.log(e);
            }
            staffLoading.value = e.data.loading
            loading.value = e.data.loading
         }
      }

      const searchContent = async () => {
         // const status = state.musicPdfUrl ? true : false
         await toDetail()
         if (activeItem.value?.id) {
            if (state.musicPdfUrl) {
               staffLoading.value = true
               renderStaff()
            } else {
               // 为了处理，之前是使用pdf渲染，现在又用osmd，iframe没有重新加载
               if (state.iframeSrc.indexOf("pdf/web") !== -1) {
                  renderStaff()
               } else {
                  resetRender()
               }
            }
         }
      }

      /** 下载图片 */
      const onDownload = () => {
         if (downloadStatus.value) return
         const musicName =
            activeItem.value.name +
            ((activeItem.value.musicSheetType === "CONCERT" && state.selectedPartName) || state.selectedTrack
               ? `(${state.selectedPartName || state.selectedTrack})`
               : "")
         downloadStatus.value = true
         if (state.musicPdfUrl) {
            // 发起Fetch请求
            fetch(state.musicPdfUrl)
               .then(response => response.blob())
               .then(blob => {
                  saveAs(blob, musicName)
                  downloadStatus.value = false
               })
               .catch(() => {
                  ElMessage.error("下载失败")
                  downloadStatus.value = false
               })
         } else {
            downLoadMultiFile(state.imgs, musicName)
         }
      }

      onMounted(() => {
         const obv = new IntersectionObserver(entries => {
            if (entries[0].intersectionRatio > 0) {
               handleResh()
            }
         })
         obv.observe(spinRef.value)

         window.addEventListener("message", showLoading)
      })
      return () => (
         <NavContainer navs={navs}>
            {/* <ElScrollbar class="elScrollbar"> */}
            <div class={styles.cloudPractice}>
               <div class={styles.leftContainer}>
                  <div class={styles.details}>
                     {storeData.value.length > 0 && (
                        <ElScrollbar class={styles.leftSection}>
                           {/* 基 础 云 练 */}
                           {storeData.value.map((item: any) => (
                              <div
                                 class={[styles.leftSection_item, item.id === state.firstTreeId && styles.leftSection_item__active]}
                                 onClick={async () => {
                                    if (loading.value) return
                                    state.firstTreeId = item.id
                                    await setDefaultData("first")
                                    await handleGetList()
                                    searchContent()
                                 }}
                              >
                                 {item.name}
                              </div>
                           ))}
                        </ElScrollbar>
                     )}

                     <div class={[styles.musicList, "musicList-container"]}>
                        <div class={styles.searchHeader}>
                           {state.categoryList.length > 1 && (
                              <div class={[styles.categorySection]}>
                                 <NPopselect
                                    placement="bottom-start"
                                    disabled={loading.value}
                                    options={state.categoryList}
                                    v-model:value={state.categoryId}
                                    onUpdate:value={async (val: any) => {
                                       const item = state.categoryList.find((item: any) => item.value === val)
                                       if (item) {
                                          state.categoryName = item.label
                                          state.categoryId = item.value
                                          await setDefaultData("category")
                                          await handleGetList()
                                          searchContent()
                                       }
                                    }}
                                    onUpdate:show={(value: any) => {
                                       state.categoryShow = value
                                    }}
                                    trigger="click"
                                    class={"PopSelect"}
                                 >
                                    <span class={[styles.iconTagName, state.categoryShow && styles.show]}>
                                       <span>{state.categoryName}</span>
                                    </span>
                                 </NPopselect>
                              </div>
                           )}

                           <div class={styles.searchMore}>
                              <div class={styles.searchSection}>
                                 <Dictionary
                                    clearable={false}
                                    popperClass="classTypePopper"
                                    v-model={state.subjectId}
                                    height={42}
                                    // disabled={loading.value}
                                    options={state.subjectList}
                                    placeholder="全部声部"
                                    onChange={async () => {
                                       await handleGetList()
                                       searchContent()
                                    }}
                                 />
                                 {state.levelList.length ? (
                                    <Dictionary
                                       clearable={false}
                                       popperClass="classTypePopper"
                                       v-model={state.levelId}
                                       height={42}
                                       // disabled={loading.value}
                                       options={state.levelList}
                                       placeholder="级别"
                                       onChange={async () => {
                                          setDefaultData("level")
                                          await handleGetList()
                                          searchContent()
                                       }}
                                    />
                                 ) : null}
                                 {state.typeList.length > 0 ? (
                                    <Dictionary
                                       clearable={false}
                                       popperClass="classTypePopper"
                                       v-model={state.typeId}
                                       height={42}
                                       // disabled={loading.value}
                                       options={state.typeList}
                                       propsOpt={{
                                          labelField: "name",
                                          valueField: "id"
                                       }}
                                       placeholder="分类"
                                       onChange={async () => {
                                          await handleGetList()
                                          searchContent()
                                       }}
                                    />
                                 ) : null}
                              </div>
                              <div
                                 class={[styles.btnSearch, state.searchStatus && styles.btnSearchActive]}
                                 onClick={() => (state.searchStatus = !state.searchStatus)}
                              ></div>
                           </div>
                           {state.searchStatus && (
                              <MyInput
                                 class="queryCp"
                                 v-model={state.queryStr}
                                 height={42}
                                 placeholder="请输入曲目关键词"
                                 onKeyup={async (e: any) => {
                                    if (e.code === "Enter" || e.key === "Enter") {
                                       await handleGetList()
                                       searchContent()
                                    }
                                 }}
                                 onHandleQuery={async () => {
                                    await handleGetList()
                                    searchContent()
                                 }}
                                 clearable
                              />
                           )}
                        </div>

                        <div class={[styles.wrapList, !state.list.length && !loading.value && styles.wrapListEmpty]}>
                           {state.list.map((item: any, index: number) => (
                              <div
                                 class={[styles.item, index === state.listActive && styles.active]}
                                 onClick={async () => {
                                    if (index === state.listActive) {
                                       return
                                    }
                                    state.listActive = index
                                    state.selectedPartIndex = 0
                                    state.partXmlIndex = 0
                                    searchContent()
                                 }}
                              >
                                 <div class={styles.itemInfo}>
                                    <div class={styles.img}>
                                       <NImage
                                          lazy
                                          objectFit="cover"
                                          previewDisabled={true}
                                          src={item.titleImg || icon_default}
                                          onLoad={(e: any) => {
                                             ;(e.target as any).dataset.loaded = "true"
                                          }}
                                       />
                                       <PlayLoading
                                          class={[state.listActive === index && state.playState === "play" ? "" : styles.showPlayLoading]}
                                       />
                                    </div>
                                    <div class={styles.title}>
                                       <div class={styles.titleName}>
                                          <ellipsisScroll title={item.name} />
                                       </div>
                                    </div>
                                 </div>
                                 <div class={styles.btnSection}>
                                    <div
                                       class={styles.btn}
                                       onClick={(e: any) => {
                                          e.stopPropagation()
                                          handlePlay(item)
                                          if (state.listActive !== index) {
                                             resetRender()
                                          }
                                       }}
                                    >
                                       {state.listActive === index && (
                                          <>
                                             {state.playState === "pause" ? "播放" : "暂停"}
                                             <img src={state.playState === "pause" ? iconBtnPlay : (iconBtnPause as any)} />
                                          </>
                                       )}
                                       {state.listActive !== index && (
                                          <>
                                             播放
                                             <img src={iconBtnPlay as any} />
                                          </>
                                       )}
                                    </div>
                                 </div>
                              </div>
                           ))}

                           {!state.list.length && !loading.value && (
                              <ElEmpty class={styles.empty} image={require("@/img/layout/empty.png")} description="暂无内容" />
                           )}

                           <div ref={spinRef} class={[styles.loadingWrap, state.finshed && styles.showLoading]}>
                              <NSpin show={true} stroke="#FF531C"></NSpin>
                           </div>
                        </div>
                     </div>
                  </div>
               </div>
               <div class={styles.rightContainer}>
                  {/* <i class={styles.leftArrow}></i> */}

                  <NSpin show={staffLoading.value} stroke="#FF531C">
                     {activeItem.value?.id ? (
                        state.musicPdfUrl ? (
                           <div class={[styles.staffImgs]}>
                              <iframe
                                 style={{
                                    // opacity: loading.value ? 0 : 1,
                                    width: "100%",
                                    height: "100%"
                                 }}
                                 src={state.iframeSrc}
                                 onLoad={() => {
                                    // 判断是用哪个渲染的
                                    loading.value = false
                                    staffLoading.value = false
                                 }}
                              ></iframe>
                           </div>
                        ) : (
                           <>
                              <div class={styles.musicName}>
                                 {activeItem.value.name}
                                 {activeItem.value.musicSheetType === "CONCERT" &&
                                    (state.selectedPartName || state.selectedTrack ? `(${state.selectedPartName || state.selectedTrack})` : "")}
                              </div>
                              <div class={[styles.staffImgs]}>
                                 <iframe
                                    id="staffIframeRef"
                                    style={{
                                       // opacity: loading.value ? 0 : 1,
                                       width: "100%",
                                       height: "100%"
                                    }}
                                    src={state.iframeSrc}
                                    onLoad={musicIframeLoad}
                                 ></iframe>
                              </div>
                           </>
                        )
                     ) : (
                        <div class={[styles.staffImgs, !loading.value && !activeItem.value?.id && styles.staffImgsEmpty]}>
                           {!loading.value && !activeItem.value?.id && (
                              <ElEmpty class={styles.empty} image={require("@/img/layout/empty.png")} description="暂无内容" />
                           )}
                        </div>
                     )}
                  </NSpin>

                  <img
                     style={{
                        display: activeItem.value?.id ? "" : "none"
                     }}
                     class={[styles.goBtn]}
                     src={btnSubmit as any}
                     onClick={() => {
                        handleChangeAudio("pause")
                        goToCloud(activeItem.value.id, state.partXmlIndex)
                     }}
                  />

                  <div class={styles.rightBtns} style={{ display: activeItem.value.id ? "" : "none" }}>
                     <div
                     // style={{ display: state.musicPdfUrl ? "" : "none" }}
                     >
                        <NTooltip showArrow={false}>
                           {{
                              trigger: () => (
                                 <img
                                    onClick={onDownload}
                                    class={[styles.transBtn, downloadStatus.value && styles.disableBtn]}
                                    src={iconDownload as any}
                                 />
                              ),
                              default: "下载曲谱"
                           }}
                        </NTooltip>
                     </div>
                     <div style={{ display: activeItem.value.musicSheetType === "CONCERT" ? "" : "none" }}>
                        <NPopselect
                           options={partColumns.value}
                           placement="bottom-end"
                           trigger="click"
                           v-model:value={state.selectedPartIndex}
                           scrollable
                           onUpdate:value={async (value: any) => {
                              const item = partColumns.value.find((item: any) => item.value === value)
                              state.selectedPartIndex = value
                              state.selectedPartName = item.instrumentName
                              state.selectedTrack = item.track
                              state.partXmlIndex = item.xmlIndex
                              nextTick(() => {
                                 let tempPdf = ""
                                 if (activeItem.value?.isComberRender) {
                                    if (activeItem.value?.musicPdfUrl) {
                                       tempPdf = activeItem.value?.musicPdfUrl
                                    }
                                 } else {
                                    tempPdf = item.musicPdfUrl
                                 }
                                 if (tempPdf) {
                                    state.musicPdfUrl = tempPdf
                                    staffLoading.value = true
                                    renderStaff()
                                 } else {
                                    state.musicPdfUrl = ""
                                    loading.value = true
                                    // 为了处理，之前是使用pdf渲染，现在又用osmd，iframe没有重新加载
                                    if (state.iframeSrc.indexOf("pdf/web") !== -1) {
                                       renderStaff()
                                    } else {
                                       resetRender()
                                    }
                                 }
                              })
                           }}
                           class={["PopSelect", "PopSelectPart"]}
                        >
                           {{
                              empty: () => "暂无数据",
                              default: () => (
                                 <NTooltip showArrow={false}>
                                    {{
                                       trigger: () => <img class={styles.transBtn} src={iconTransfer as any} />,
                                       default: "切换声轨"
                                    }}
                                 </NTooltip>
                              )
                           }}
                        </NPopselect>
                     </div>
                  </div>
               </div>
            </div>
            {/* </ElScrollbar> */}

            {state.list.length !== 0 && activeItem.value.audioFileUrl && (
               <PlayItem
                  show={state.showPlayer}
                  playState={state.playState}
                  songPrevNextStatus={songPrevNextStatus.value}
                  item={activeItem.value}
                  onChange={value => handleChangeAudio(value)}
                  onShow={(status: boolean) => {
                     state.showPlayer = status
                  }}
               />
            )}
            <PracticeForm v-model={isPracticeShow.value} practiceUrl={practiceUrl.value} onClose={handlePracticeClose} />
         </NavContainer>
      )
   }
})