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246
wechat_v2/miniprogram_npm/@vant/weapp/uploader/index.js
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246
wechat_v2/miniprogram_npm/@vant/weapp/uploader/index.js
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@@ -0,0 +1,246 @@
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'use strict';
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var __assign =
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(this && this.__assign) ||
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function () {
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__assign =
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Object.assign ||
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function (t) {
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for (var s, i = 1, n = arguments.length; i < n; i++) {
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s = arguments[i];
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for (var p in s)
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if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];
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}
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return t;
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};
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return __assign.apply(this, arguments);
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};
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Object.defineProperty(exports, '__esModule', { value: true });
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var component_1 = require('../common/component');
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var utils_1 = require('./utils');
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var shared_1 = require('./shared');
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var validator_1 = require('../common/validator');
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component_1.VantComponent({
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props: __assign(
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__assign(
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{
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disabled: Boolean,
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multiple: Boolean,
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uploadText: String,
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useBeforeRead: Boolean,
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afterRead: null,
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beforeRead: null,
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previewSize: {
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type: null,
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value: 80,
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},
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name: {
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type: null,
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value: '',
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},
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accept: {
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type: String,
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value: 'image',
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},
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fileList: {
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type: Array,
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value: [],
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observer: 'formatFileList',
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},
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maxSize: {
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type: Number,
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value: Number.MAX_VALUE,
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},
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maxCount: {
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type: Number,
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value: 100,
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},
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deletable: {
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type: Boolean,
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value: true,
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},
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showUpload: {
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type: Boolean,
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value: true,
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},
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previewImage: {
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type: Boolean,
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value: true,
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},
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previewFullImage: {
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type: Boolean,
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value: true,
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},
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imageFit: {
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type: String,
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value: 'scaleToFill',
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},
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uploadIcon: {
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type: String,
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value: 'photograph',
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},
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},
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shared_1.chooseImageProps
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),
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shared_1.chooseVideoProps
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),
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data: {
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lists: [],
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isInCount: true,
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},
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methods: {
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formatFileList: function () {
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var _a = this.data,
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_b = _a.fileList,
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fileList = _b === void 0 ? [] : _b,
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maxCount = _a.maxCount;
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var lists = fileList.map(function (item) {
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return __assign(__assign({}, item), {
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isImage: utils_1.isImageFile(item),
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isVideo: utils_1.isVideoFile(item),
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deletable: validator_1.isBoolean(item.deletable)
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? item.deletable
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: true,
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});
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});
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this.setData({ lists: lists, isInCount: lists.length < maxCount });
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},
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getDetail: function (index) {
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return {
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name: this.data.name,
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index: index == null ? this.data.fileList.length : index,
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};
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},
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startUpload: function () {
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var _this = this;
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var _a = this.data,
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maxCount = _a.maxCount,
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multiple = _a.multiple,
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lists = _a.lists,
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disabled = _a.disabled;
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if (disabled) return;
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utils_1
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.chooseFile(
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__assign(__assign({}, this.data), {
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maxCount: maxCount - lists.length,
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})
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)
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.then(function (res) {
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_this.onBeforeRead(multiple ? res : res[0]);
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})
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.catch(function (error) {
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_this.$emit('error', error);
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});
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},
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onBeforeRead: function (file) {
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var _this = this;
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var _a = this.data,
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beforeRead = _a.beforeRead,
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useBeforeRead = _a.useBeforeRead;
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var res = true;
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if (typeof beforeRead === 'function') {
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res = beforeRead(file, this.getDetail());
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}
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if (useBeforeRead) {
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res = new Promise(function (resolve, reject) {
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_this.$emit(
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'before-read',
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__assign(__assign({ file: file }, _this.getDetail()), {
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callback: function (ok) {
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ok ? resolve() : reject();
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},
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})
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);
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});
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}
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if (!res) {
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return;
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}
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if (validator_1.isPromise(res)) {
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res.then(function (data) {
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return _this.onAfterRead(data || file);
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});
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} else {
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this.onAfterRead(file);
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}
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},
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onAfterRead: function (file) {
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var _a = this.data,
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maxSize = _a.maxSize,
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afterRead = _a.afterRead;
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var oversize = Array.isArray(file)
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? file.some(function (item) {
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return item.size > maxSize;
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})
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: file.size > maxSize;
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if (oversize) {
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this.$emit('oversize', __assign({ file: file }, this.getDetail()));
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return;
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}
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if (typeof afterRead === 'function') {
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afterRead(file, this.getDetail());
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}
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this.$emit('after-read', __assign({ file: file }, this.getDetail()));
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},
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deleteItem: function (event) {
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var index = event.currentTarget.dataset.index;
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this.$emit(
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'delete',
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__assign(__assign({}, this.getDetail(index)), {
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file: this.data.fileList[index],
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})
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);
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},
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onPreviewImage: function (event) {
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if (!this.data.previewFullImage) return;
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var index = event.currentTarget.dataset.index;
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var lists = this.data.lists;
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var item = lists[index];
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wx.previewImage({
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urls: lists
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.filter(function (item) {
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return utils_1.isImageFile(item);
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})
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.map(function (item) {
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return item.url;
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}),
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current: item.url,
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fail: function () {
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wx.showToast({ title: '预览图片失败', icon: 'none' });
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},
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});
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},
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onPreviewVideo: function (event) {
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if (!this.data.previewFullImage) return;
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var index = event.currentTarget.dataset.index;
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var lists = this.data.lists;
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wx.previewMedia({
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sources: lists
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.filter(function (item) {
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return utils_1.isVideoFile(item);
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})
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.map(function (item) {
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return __assign(__assign({}, item), { type: 'video' });
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}),
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current: index,
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fail: function () {
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wx.showToast({ title: '预览视频失败', icon: 'none' });
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},
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});
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},
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onPreviewFile: function (event) {
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var index = event.currentTarget.dataset.index;
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wx.openDocument({
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filePath: this.data.lists[index].url,
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showMenu: true,
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});
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},
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onClickPreview: function (event) {
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var index = event.currentTarget.dataset.index;
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var item = this.data.lists[index];
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this.$emit(
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'click-preview',
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__assign(__assign({}, item), this.getDetail(index))
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);
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},
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},
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});
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