<template>
	<view class="page-container page-gray-color">
		<view class="content-box">
			<view class="content-container" style="min-height: 100vh;">
				<view class="info-title">平台需要您补充的内容说明</view>
				<!-- 第一部分 -->
				<view class="section">
					<view class="item">
						<text class="label">主题</text>
						<view class="select-content-item">
							<view class="value v-select">{{replenish.correctionTitle}}</view>
						</view>
					</view>
					<view class="item">
						<text class="label">内容</text>
						<view class="select-content-no-h">
							<view class="select-item-box">
								<view class="value v-select">{{replenish.correctionRemark}}</view>
							</view>
						</view>
					</view>
					<view class="item" v-if="replenish.correctionFiles !== ''">
						<text class="label">附件</text>
						<view class="select-content-no-h">
							<view class="select-item-box">
								<view class="value v-select">
									<view class="accessory-box">
										<view class="accessory-item" v-for="(item, index) in replenishFiles"
											@click="doDownloadFile(item)" :key="index">
											<block v-if="tools.isImg(item.fileType)">
												<image class="accessory-img" :src="item.netUrl" mode="scaleToFill">
												</image>
												<view class="file-name">{{item.fileName}}</view>
											</block>
											<block v-else>
												<view class="icon-source"></view>
												<view class="file-name">{{item.fileName}}</view>
											</block>
										</view>
									</view>
								</view>
							</view>
						</view>
					</view>
				</view>
				<view class="info-title">您补充的内容</view>
				<!-- 第一部分 -->
				<view class="section">
					<view class="item">
						<text class="label">内容</text>
						<view class="select-content-no-h">
							<view class="select-item-box">
								<view class="value v-select">{{restore.correctionRemark}}</view>
							</view>
						</view>
					</view>
					<view class="item" v-if="restore.correctionFiles !== ''">
						<text class="label">附件</text>
						<view class="select-content-no-h">
							<view class="select-item-box">
								<view class="value v-select">
									<view class="accessory-box">
										<view class="accessory-item" v-for="(item, index) in restoreFiles"
											@click="doDownloadFile(item)" :key="index">
											<block v-if="tools.isImg(item.fileType)">
												<image class="accessory-img" :src="item.netUrl" mode="scaleToFill">
												</image>
												<view class="file-name">{{item.fileName}}</view>
											</block>
											<block v-else>
												<view class="icon-source"></view>
												<view class="file-name">{{item.fileName}}</view>
											</block>
										</view>
									</view>
								</view>
							</view>
						</view>
					</view>
				</view>
			</view>
		</view>
		<DownProgress :isShow="downloading" :progress="downloadProgress"></DownProgress>
		<uni-popup type="message" ref="msg">
			<uni-popup-message :type="msgType" :duration="2000" :message="msgHint"></uni-popup-message>
		</uni-popup>
	</view>
</template>

<script>
	import DownProgress from '@/components/download-progress.vue'
	import Shop from '@/common/js/net/shop.js'
	import {
		upShopImgUrl,
		sImgPrefix,
		upShopFileUrl
	} from '@/common/js/net/mainUrl.js'
	import {
		get
	} from '@/common/js/cache/storage.js'
	const docFix = ['doc', 'docx', 'xls', 'xlsx', 'ppt', 'pptx', 'pdf']
	const imgFix = ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg', 'ico', 'tiff', 'tif']

	export default {
		components: {
			DownProgress
		},
		data() {
			return {
				msgHint: '',
				msgType: 'info',
				msgShow: false,
				files: [],
				maxCount: 4,
				replenishId: '',
				replenish: null,
				replenishFiles: [],
				downloading: false,
				downloadProgress: 0,
				showActionsheet: false,
				kind: 'buy',
				restore: null,
				restoreFiles: []
			}
		},

		onLoad(options) {
			uni.setNavigationBarTitle({
				title: '资料补充'
			})
			uni.setNavigationBarColor({
				frontColor: '#000000',
				backgroundColor: '#FFFFFF',
				animation: {
					duration: 500,
					timingFunc: 'easeIn'
				}
			})

			const {
				id,
				kind
			} = options
			if (id) {
				this.replenishId = id
				this.kind = kind
				this.doGetReplenishDetail()
			} else {
				this.showMessage('数据有误,请稍后重试', 'error')
				setTimeout(() => uni.navigateBack(), 1500)
			}
		},

		methods: {
			// 获取补充详情
			async doGetReplenishDetail() {
				try {
					uni.showLoading({
						title: '加载中...'
					})
					const res = await Shop.doGetReplenishDetail(this.replenishId)
					uni.hideLoading()

					this.replenish = res
					console.log('详情', res)

					// 获取附件信息
					if (res.correctionFiles) {
						await this.doGetFileInfo(1, res.correctionFiles)
					}

					// 判断是购买还是售卖
					await this.doGetReplenishRestoreDetail()
				} catch (err) {
					console.error(err)
					uni.hideLoading()
					this.showMessage(err.msg || '网络错误,请稍后重试', 'error')
					setTimeout(() => uni.navigateBack(), 1500)
				}
			},

			// 获取回复详情
			async doGetReplenishRestoreDetail() {
				try {
					uni.showLoading({
						title: '加载中...'
					})
					const id = this.kind === 'buy' ? this.replenish.buyId : this.replenish.sellId
					const res = await Shop.doGetReplenishDetail(id)
					uni.hideLoading()

					console.log('回复详情', res)
					if (res) {
						this.restore = res
						if (res.correctionFiles) {
							await this.doGetFileInfo(2, res.correctionFiles)
						}
					}
				} catch (err) {
					console.error(err)
					uni.hideLoading()
					this.showMessage(err.msg || '网络错误,请稍后重试', 'error')
				}
			},

			// 获取文件信息
			async doGetFileInfo(type, ids) {
				try {
					uni.showLoading({
						title: '加载中...'
					})
					const res = await Shop.doGetFileInfos({
						ids
					})
					uni.hideLoading()

					if (res) {
						const list = this.addPrefix(res)
						if (type === 1) {
							this.replenishFiles = list
						} else {
							this.restoreFiles = list
						}
					}
				} catch (err) {
					uni.hideLoading()
					this.showMessage(err.msg || '获取附件失败,请稍后重试', 'error')
				}
			},

			inputRemark(e) {
				this.remark = e.detail.value
			},

			// 添加baseUrl
			addPrefix(list) {
				return list.map(item => {
					item.netUrl = sImgPrefix + item.fileId
					return item
				})
			},

			doPreImg(url) {
				uni.previewImage({
					urls: [url]
				})
			},

			// 下载文件
			doDownloadFile(item) {
				if (this.isImageFile(item.fileName)) {
					this.doPreImg(item.netUrl)
				} else if (this.isDocumentFile(item.fileName)) {
					this.goDownloadFile(item)
				} else {
					this.showMessage('该文件无法在小程序中打开,请前往电脑端查看', 'info')
				}
			},

			async goDownloadFile(item) {
				try {
					this.downloadProgress = 0
					this.downloading = true

					const token = Cache.get('token')
					const header = token ? {
						'Auth': `Bearer ${token}`
					} : {}

					const {
						tempFilePath
					} = await uni.downloadFile({
						url: item.netUrl,
						header
					})

					await this.saveAndOpenFile(tempFilePath, item.fileName)
				} catch (err) {
					console.error('下载失败', err)
					this.showMessage('很抱歉，文件下载出现问题。建议您稍作等待，之后再尝试下载。', 'error')
				} finally {
					this.downloadProgress = 0
					this.downloading = false
				}
			},

			async saveAndOpenFile(tempFilePath, fileName) {
				try {
					const {
						savedFilePath
					} = await uni.saveFile({
						tempFilePath
					})
					await uni.openDocument({
						filePath: savedFilePath,
						showMenu: true
					})
				} catch (err) {
					console.error('文件保存失败', err)
					this.showMessage('很抱歉，文件下载出现问题。建议您稍作等待，之后再尝试下载。', 'error')
				}
			},

			backPageRefresh() {
				const pages = getCurrentPages()
				const beforePage = pages[pages.length - 2]
				if (beforePage) {
					beforePage.$vm.needRefresh = true
				}
				uni.navigateBack()
			},

			showMessage(msg, type = 'info') {
				this.msgHint = msg
				this.msgType = type
				this.msgShow = true

				// 自动关闭提示
				setTimeout(() => {
					this.msgShow = false
				}, 3000)
			},

			bindChooseWay(e) {
				this.showActionsheet = false
				const value = e.detail.value

				if (value === 'img') {
					uni.chooseMedia({
						count: 4,
						mediaType: ['image'],
						sourceType: ['album'],
						success: ({
							tempFiles
						}) => {
							if (tempFiles.length > 0) {
								this.doUploadFile(1, tempFiles)
							}
						},
						fail: (err) => {
							this.showMessage(err.errMsg || '选择文件失败,请稍后重试', 'error')
						}
					})
				} else {
					uni.chooseMessageFile({
						count: 1,
						type: 'file',
						extension: docFix,
						success: ({
							tempFiles
						}) => {
							if (tempFiles.length > 0) {
								this.doUploadFile(2, tempFiles)
							}
						},
						fail: (err) => {
							this.showMessage(err.errMsg || '选择文件失败,请稍后重试', 'error')
						}
					})
				}
			},

			bindChooseFile() {
				this.showActionsheet = true
			},

			// 上传文件 type=1 图片  =2文件
			async doUploadFile(type, files) {
				try {
					uni.showLoading({
						title: '上传中...'
					})

					const upUrl = type === 1 ? upShopImgUrl : upShopFileUrl
					const upType = type === 1 ? 'image' : 'file'
					const token = Cache.get('token')
					const header = token ? {
						'Auth': `Bearer ${token}`
					} : {}

					const uploadPromises = files.map(file => {
						const filePath = type === 1 ? file.tempFilePath : file.path

						return new Promise((resolve, reject) => {
							uni.uploadFile({
								url: upUrl,
								header,
								filePath,
								name: upType,
								success: (res) => {
									try {
										const result = JSON.parse(res.data)
										result.data.netUrl = sImgPrefix + result.data
											.fileId
										resolve(result.data)
									} catch (err) {
										reject(new Error('解析上传结果失败'))
									}
								},
								fail: reject
							})
						})
					})

					const results = await Promise.all(uploadPromises)
					this.files = [...this.files, ...results]
					uni.hideLoading()
				} catch (err) {
					console.error('上传失败', err)
					uni.hideLoading()
					this.showMessage('上传文件失败，请稍后重试', 'error')
				}
			},

			doDelFile(index) {
				if (index >= 0 && index < this.files.length) {
					this.files.splice(index, 1)
				}
			},

			// 校验参数
			checkParams() {
				const isRemarkValid = this.remark.trim() !== ''
				const isFileValid = this.files.length > 0

				if (!isRemarkValid && !isFileValid) {
					this.showMessage('请输入补充内容或上传附件（至少完成一项）', 'error')
					return false
				}

				return true
			},

			// 提交
			async doSubmit() {
				if (this.checkParams()) {
					try {
						uni.showLoading({
							title: '提交中...'
						})

						const fileIds = this.files.map(item => item.fileId).join(',')
						const data = {
							correctionFiles: fileIds,
							correctionParentId: this.replenish.correctionId,
							correctionRemark: this.remark,
							orderId: this.replenish.orderId
						}

						await Shop.doSaveReplenish(data)
						this.showMessage('提交成功', 'success')

						setTimeout(() => {
							this.backPageRefresh()
						}, 1500)
					} catch (err) {
						this.showMessage(err.msg || '网络错误,请稍后重试', 'error')
					} finally {
						uni.hideLoading()
					}
				}
			},

			// 工具函数：检查文件类型
			getFileExtension(filename) {
				if (!filename || typeof filename !== 'string') return ''
				const lastDot = filename.lastIndexOf('.')
				return lastDot === -1 ? '' : filename.substring(lastDot + 1).toLowerCase()
			},

			isImageFile(filename) {
				return imgFix.includes(this.getFileExtension(filename))
			},

			isDocumentFile(filename) {
				return docFix.includes(this.getFileExtension(filename))
			}
		}
	}
</script>

<style lang="scss" scoped>
	.page-gray-color {
		background-color: $divider-color;
	}

	.content-box {
		border-radius: 20rpx;
		margin-top: -10rpx;
	}

	.upload-img-box {
		display: flex;
		flex-direction: row;
		justify-content: center;
		align-items: center;
	}

	.content-container {
		margin: 0rpx -30rpx 0rpx -30rpx;
		background-color: white;
		display: flex;
		flex-direction: column;
		padding: 30rpx;
	}

	.info-title {
		font-size: 36rpx;
		font-weight: bold;
		display: flex;
		flex-direction: row;
		align-items: center;
	}


	.info-title::before {
		content: "";
		width: 10rpx;
		height: 36rpx;
		margin-right: 5rpx;
		border-left: 15rpx solid $blue-color;
		vertical-align: middle;
	}

	.section {
		margin-bottom: 15rpx;
		margin-left: 20rpx;
	}

	.item {
		display: flex;
		flex-direction: column;
		margin-bottom: 10rpx;
		padding: 20rpx 10rpx;
		font-size: 28rpx;
	}

	.label {
		color: $text-color;
		font-weight: bold;
	}

	.textarea-content {
		margin-top: 10rpx;
		padding: 10rpx 0rpx;
		font-size: 28rpx;
		border-bottom: 1rpx solid $divider-color;
	}

	.select-content {
		margin-top: 15rpx;
		display: flex;
		height: 70rpx;
		flex-direction: row;
		border-radius: 5rpx;
		background-color: $bg-gray-input-color;
		padding: 0rpx 10rpx;
	}

	.select-content-no-h {
		margin-top: 15rpx;
		display: flex;
		flex-direction: row;
		align-items: center;
		min-height: 70rpx;
		flex-direction: row;
		border-radius: 5rpx;
		padding: 0rpx 15rpx 10rpx 0rpx;
		border-bottom: 1rpx solid $divider-color;
	}

	.select-content-item {
		margin-top: 15rpx;
		display: flex;
		flex-direction: row;
		align-items: center;
		height: 70rpx;
		flex-direction: row;
		border-radius: 5rpx;
		padding: 0rpx 15rpx 10rpx 0rpx;
		border-bottom: 1rpx solid $divider-color;
	}

	.select-item-box {
		flex: 1;
		display: flex;
		flex-direction: row;
		flex-wrap: wrap;
		padding: 5rpx;
	}

	.select-item-item {
		display: flex;
		flex-direction: row;
		align-items: center;
		background-color: $divider-color;
		padding: 5rpx 15rpx;
		border-radius: 5rpx;
		font-size: 24rpx;
		margin-right: 15rpx;
		margin-top: 5rpx;
		color: $text-color;
	}

	.desc {
		flex: 1;
		color: #999;
		text-align: left;
		padding-left: 20rpx;
		display: flex;
		flex-direction: row;
		justify-content: space-between;
		padding-right: 10px;
		align-items: center;
	}

	.select-time {
		color: $text-color;
		flex: 1;
		font-size: 28rpx;
		text-align: left;
	}

	.clear-icon {
		width: 20px;
		height: 20px;
		margin-right: 20rpx;
	}

	.value {
		flex: 1;
		text-align: left;
		font-size: 28rpx;
	}


	.value-hint {
		color: $text-gray-hint-color;
	}

	.v-select {
		color: $text-color;
	}

	.v-normal {
		color: $text-gray-hint-color;
	}

	.custom-dialog {
		background-color: $white-color;
	}

	.custom-tips {
		margin-top: 80px;
	}

	.upload-file-box {
		display: flex;
		flex-direction: row;
		flex-wrap: wrap;
		padding: 20rpx 0rpx;
	}

	.upload-file-item {
		width: 20%;
		height: 150rpx;
		display: flex;
		flex-direction: column;
		justify-content: center;
		align-items: center;
		border: 1rpx solid $divider-color;
		border-radius: 10rpx;
		position: relative;
	}

	.upload-file-del {
		width: 50rpx;
		height: 50rpx;
		position: absolute;
		top: -15rpx;
		right: -15rpx;
	}

	.upload-file-item:nth-of-type(n+2) {
		margin-left: 20rpx;
	}

	.icon-add-line {
		background-image: url('data:image/svg+xml;charset=utf-8;base64,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');
		background-size: cover;
		background-repeat: no-repeat;
	}

	.accessory-box {
		display: flex;
		flex-direction: row;
		flex-wrap: wrap;
	}

	.accessory-item {
		display: flex;
		flex-direction: column;
		align-items: center;
		justify-content: space-between;
		width: 21%;
		padding: 15rpx;
		margin: 10rpx;
		border: 1rpx solid $divider-color;
		box-sizing: border-box;
		min-width: auto;
	}

	.accessory-img {
		width: 100%;
		height: 100rpx;
	}

	.file-name {
		width: 100%;
		font-size: 20rpx;
		white-space: nowrap;
		overflow: hidden;
		text-overflow: ellipsis;
	}

	.icon-source {
		background-image: url('data:image/svg+xml;charset=utf-8;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHhtbG5zOnhsaW5rPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5L3hsaW5rIiB2aWV3Qm94PSI2NCA2NCA4OTYgODk2IiB3aWR0aD0iNTIiIGhlaWdodD0iNTIiIHN0eWxlPSIiIGZpbHRlcj0ibm9uZSI+CiAgICAKICAgIDxnPgogICAgPHBhdGggZD0iTTkyOCAxNjFINjk5LjJjLTQ5LjEgMC05Ny4xIDE0LjEtMTM4LjQgNDAuN0w1MTIgMjMzbC00OC44LTMxLjNBMjU1LjIgMjU1LjIgMCAwIDAgMzI0LjggMTYxSDk2Yy0xNy43IDAtMzIgMTQuMy0zMiAzMnY1NjhjMCAxNy43IDE0LjMgMzIgMzIgMzJoMjI4LjhjNDkuMSAwIDk3LjEgMTQuMSAxMzguNCA0MC43bDQ0LjQgMjguNmMxLjMuOCAyLjggMS4zIDQuMyAxLjNzMy0uNCA0LjMtMS4zbDQ0LjQtMjguNkM2MDIgODA3LjEgNjUwLjEgNzkzIDY5OS4yIDc5M0g5MjhjMTcuNyAwIDMyLTE0LjMgMzItMzJWMTkzYzAtMTcuNy0xNC4zLTMyLTMyLTMyek00MDQgNTUzLjVjMCA0LjEtMy4yIDcuNS03LjEgNy41SDIxMS4xYy0zLjkgMC03LjEtMy40LTcuMS03LjV2LTQ1YzAtNC4xIDMuMi03LjUgNy4xLTcuNWgxODUuN2MzLjkgMCA3LjEgMy40IDcuMSA3LjV2NDV6bTAtMTQwYzAgNC4xLTMuMiA3LjUtNy4xIDcuNUgyMTEuMWMtMy45IDAtNy4xLTMuNC03LjEtNy41di00NWMwLTQuMSAzLjItNy41IDcuMS03LjVoMTg1LjdjMy45IDAgNy4xIDMuNCA3LjEgNy41djQ1em00MTYgMTQwYzAgNC4xLTMuMiA3LjUtNy4xIDcuNUg2MjcuMWMtMy45IDAtNy4xLTMuNC03LjEtNy41di00NWMwLTQuMSAzLjItNy41IDcuMS03LjVoMTg1LjdjMy45IDAgNy4xIDMuNCA3LjEgNy41djQ1em0wLTE0MGMwIDQuMS0zLjIgNy41LTcuMSA3LjVINjI3LjFjLTMuOSAwLTcuMS0zLjQtNy4xLTcuNXYtNDVjMC00LjEgMy4yLTcuNSA3LjEtNy41aDE4NS43YzMuOSAwIDcuMSAzLjQgNy4xIDcuNXY0NXoiIGZpbGw9InJnYmEoMTI5LDE3OSw1NSwxKSI+PC9wYXRoPgogICAgPC9nPgogIDwvc3ZnPg==');
		background-size: cover;
		background-repeat: no-repeat;
		width: 42px;
		height: 42px;
	}
</style>