65 lines
1.5 KiB
JavaScript
65 lines
1.5 KiB
JavaScript
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const FileUpload = {
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fileChanged: function(vnode, event) {
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if (!event.target.files[0]) return
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let preview = null
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if (event.target.files[0].type.startsWith('image')) {
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preview = URL.createObjectURL(event.target.files[0])
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}
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if (this.preview) {
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this.preview.clear()
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}
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let out = {
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file: event.target.files[0],
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preview: preview,
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clear: function() {
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URL.revokeObjectURL(preview)
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}
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}
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this.preview = out
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vnode.attrs.onfile(out)
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},
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oninit: function(vnode) {
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this.loading = false
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this.preview = null
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},
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view: function(vnode) {
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let media = vnode.attrs.media
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return m('fileupload', {
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class: vnode.attrs.class || null,
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}, [
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this.preview || media
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? vnode.attrs.useimg
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? [ m('img', { src: this.preview && this.preview.preview || media }), m('div.showicon')]
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: m('a.display.inside', {
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href: this.preview && this.preview.preview || media,
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style: {
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'background-image': 'url("' + (this.preview && this.preview.preview || media) + '")',
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},
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}, m('div.showicon'))
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: m('div.inside.showbordericon')
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,
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m('input', {
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accept: 'image/*',
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type: 'file',
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onchange: this.fileChanged.bind(this, vnode),
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}),
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media && vnode.attrs.ondelete
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? m('button.remove', { onclick: vnode.attrs.ondelete })
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: null,
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this.loading
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? m('div.loading-spinner')
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: null,
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])
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},
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}
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module.exports = FileUpload
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