utils.js
3.9 KB
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function pickExclude(obj, keys) {
// 某些情况下，type可能会为
if (!['[object Object]', '[object File]'].includes(Object.prototype.toString.call(obj))) {
return {}
}
return Object.keys(obj).reduce((prev, key) => {
if (!keys.includes(key)) {
prev[key] = obj[key]
}
return prev
}, {})
}
function formatImage(res) {
return res.tempFiles.map((item) => ({
...pickExclude(item, ['path']),
type: 'image',
url: item.path,
thumb: item.path,
size: item.size,
// #ifdef H5
name: item.name
// #endif
}))
}
function formatVideo(res) {
return [
{
...pickExclude(res, ['tempFilePath', 'thumbTempFilePath', 'errMsg']),
type: 'video',
url: res.tempFilePath,
thumb: res.thumbTempFilePath,
size: res.size,
// #ifdef H5
name: res.name
// #endif
}
]
}
function formatMedia(res) {
return res.tempFiles.map((item) => ({
...pickExclude(item, ['fileType', 'thumbTempFilePath', 'tempFilePath']),
type: res.type,
url: item.tempFilePath,
thumb: res.type === 'video' ? item.thumbTempFilePath : item.tempFilePath,
size: item.size
}))
}
function formatFile(res) {
return res.tempFiles.map((item) => ({
...pickExclude(item, ['path']),
url: item.path,
size:item.size,
// #ifdef H5
name: item.name,
type: item.type
// #endif
}))
}
export function chooseFile({
accept,
multiple,
capture,
compressed,
maxDuration,
sizeType,
camera,
maxCount
}) {
return new Promise((resolve, reject) => {
switch (accept) {
case 'image':
uni.chooseImage({
count: multiple ? Math.min(maxCount, 9) : 1,
sourceType: capture,
sizeType,
success: (res) => resolve(formatImage(res)),
fail: reject
})
break
// #ifdef MP-WEIXIN
// 只有微信小程序才支持chooseMedia接口
case 'media':
wx.chooseMedia({
count: multiple ? Math.min(maxCount, 9) : 1,
sourceType: capture,
maxDuration,
sizeType,
camera,
success: (res) => resolve(formatMedia(res)),
fail: reject
})
break
// #endif
case 'video':
uni.chooseVideo({
sourceType: capture,
compressed,
maxDuration,
camera,
success: (res) => resolve(formatVideo(res)),
fail: reject
})
break
// #ifdef MP-WEIXIN || H5
// 只有微信小程序才支持chooseMessageFile接口
case 'file':
// #ifdef MP-WEIXIN
wx.chooseMessageFile({
count: multiple ? maxCount : 1,
type: accept,
success: (res) => resolve(formatFile(res)),
fail: reject
})
// #endif
// #ifdef H5
// 需要hx2.9.9以上才支持uni.chooseFile
uni.chooseFile({
count: multiple ? maxCount : 1,
type: accept,
success: (res) => resolve(formatFile(res)),
fail: reject
})
// #endif
break
// #endif
default:
// 此为保底选项，在accept不为上面任意一项的时候选取全部文件
// #ifdef MP-WEIXIN
wx.chooseMessageFile({
count: multiple ? maxCount : 1,
type: 'all',
success: (res) => resolve(formatFile(res)),
fail: reject
})
// #endif
// #ifdef H5
// 需要hx2.9.9以上才支持uni.chooseFile
uni.chooseFile({
count: multiple ? maxCount : 1,
type: 'all',
success: (res) => resolve(formatFile(res)),
fail: reject
})
// #endif
}
})
}