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fix：更换图片下载方式，修复点击下载之后跳转新标签页但不发起下载的问题 #86

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merged 1 commit into from
Jul 15, 2023
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fix：更换图片下载方式，修复点击下载之后跳转新标签页但不发起下载的问题 #86

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24 changes: 19 additions & 5 deletions src/views/Home/components/ChatList/ContextMenu/index.vue
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Original file line number Diff line number Diff line change
Expand Up @@ -70,11 +70,25 @@ const download = () => {
const { body } = props.msg.message
const url = body?.url
if (!url) return
const a = document.createElement('a')
a.href = url
a.download = body.fileName || '未知文件'
a.click()
a.remove()

const xhr = new XMLHttpRequest()
xhr.open('GET', url, true)
xhr.responseType = 'blob'

xhr.onreadystatechange = () => {
// 下载失败提示
if (xhr.status != 200) return ElMessage.error('下载失败~')
if (xhr.readyState === 4 && xhr.status === 200) {
const blob = xhr.response
let link = document.createElement('a')
link.href = URL.createObjectURL(blob)
link.download = body.fileName || '未知文件'
link.dispatchEvent(new MouseEvent('click'))
link.remove()
}
}

xhr.send()
}

const onDelete = () => chatStore.deleteMsg(props.msg.message.id)
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