reader/components/videoPreview/index.js

import {
    setVideoStatus,
    likeVideo,
    collectVideo,
} from '~/api/video'
import {
    setFans
} from '~/api/user'
Component({
    /**
     * 组件的属性列表
     */
    properties: {
        videoInfo: {
            type: Object,
            value: {},
            observer(newVal) {
                this.setData({
                    videoInfoCopy: newVal
                })
            }
        },
        videoType: {
            type: String,
            // value 为public时是默认公共样式，为my时为“我的”样式，展示下载删除是否公开
            value: 'public'
        },
        index: {
            type: Number,
        },
        currentId: {
            type: Number,
        }
    },
    data: {
        selfUid: wx.getStorageSync('uid'),
        videoInfoCopy: {}
    },
    methods: {
        // 播放视频
        playVideo() {
            this.triggerEvent('playVideo', this.properties.videoInfo.userRead.id)
        },
        // 分享视频
        shareVideo() {
            let videoInfo = this.properties.videoInfo
            console.log(videoInfo);
        },
        // 设置视频公开还是隐私
        async setVideoPublic() {
            let info = this.properties.videoInfo.userRead
            let data = {
                id: info.id,
                status: info.status === 'NORMAL' ? 'DISABLE' : 'NORMAL'
            }
            let res = await setVideoStatus(data)
            if (res.status == 'DISABLE') {
                wx.showToast({
                    title: '该作品仅自己可见',
                    icon: 'none',
                    duration: 2000
                })
            }
            let index = this.properties.index
            let status = `list[${index}].userRead.status`;
            let val = info.status === 'NORMAL' ? 'DISABLE' : 'NORMAL'
            let options = {
                [status]: val
            }
            this.triggerEvent('changStatus', options)
        },
        // 点赞
        async likeVideo() {
            let {
                id
            } = this.properties.videoInfo.userRead
            if (this.properties.videoInfo.isLike) {
                return
            }
            await likeVideo(id)
            let index = this.properties.index
            let likeStr = `list[${index}].isLike`;
            let likeNumStr = `list[${index}].userRead.likeAmount`;
            let options = {
                [likeStr]: true,
                [likeNumStr]: this.properties.videoInfo.userRead.likeAmount + 1
            }
            this.triggerEvent('changStatus', options)
        },
        // 下载视频
        download() {
            wx.showLoading({
                title: '保存到本地',
                mask: true
            })
            const url = this.properties.videoInfo.userRead.markPath || ''
            wx.downloadFile({
                url,
                success(res) {
                    if (res.statusCode === 200) {
                        wx.saveVideoToPhotosAlbum({
                            filePath: res.tempFilePath,
                            success(res) {
                                wx.hideLoading()
                                wx.showToast({
                                    title: '成功保存到相册!',
                                    duration: 3000,
                                    icon: 'success',
                                    mask: true
                                })
                            },
                            fail() {
                                wx.hideLoading()
                                wx.showToast({
                                    title: '网络不给力',
                                    icon: 'error',
                                    duration: 3000,
                                    mask: true
                                })
                            }
                        })
                    }
                },
                fail() {
                    wx.hideLoading()
                    wx.showToast({
                        title: '网络不给力',
                        icon: 'error',
                        duration: 3000,
                        mask: true
                    })
                }
            })
        },
        //评论
        openComment() {
            this.triggerEvent('openComment', this.properties.videoInfo.userRead.id)
        },

        // 删除
        delete() {
            let {
                id
            } = this.properties.videoInfo.userRead
            wx.showModal({
                title: '确认删除吗？',
                content: '作品将被永久删除，无法找回。',
                confirmText: '确认',
                cancelText: '取消',
                success: async (res) => {
                    if (res.confirm) {
                        let data = {
                            id,
                            status: 'DEL'
                        }
                        await setVideoStatus(data)
                        wx.showToast({
                            title: '删除成功！',
                            icon: "none"
                        })
                        this.triggerEvent('getList')
                    }
                }
            })
        },
        // 收藏课程
        async collect(e) {
            let {
                id,
                type,
                uid
            } = this.properties.videoInfo.userRead
            if (wx.getStorageSync('uid') == uid) {
                return
            }
            await collectVideo({
                targetCode: id,
                favoritesType: type
            })
            let index = this.properties.index
            let isFavorites = `list[${index}].isFavorites`;
            let options = {
                [isFavorites]: !this.properties.videoInfo.isFavorites
            }
            this.triggerEvent('changStatus', options)
        },
        // 关注
        async setFans() {
            if (this.properties.videoInfo.isFans) {
                return
            }
            await setFans({
                uid: this.properties.videoInfo.user.uid
            })
            this.setData({
                ['videoInfoCopy.isFans']: true
            })
        }
    }
})