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102 lines
2.1 KiB
102 lines
2.1 KiB
<template>
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<div>
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<input
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:value="modelValue"
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type="hidden"
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:name="`values[${field.uuid}]`"
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>
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<img
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v-if="modelValue"
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:src="attachmentsIndex[modelValue].url"
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>
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<canvas
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v-show="!modelValue"
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ref="canvas"
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/>
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<button
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v-if="modelValue"
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@click.prevent="remove"
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>
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Redraw
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</button>
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<button
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v-else
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@click.prevent="clear"
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>
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Clear
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</button>
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</div>
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</template>
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<script>
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import SignaturePad from 'signature_pad'
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import { DirectUpload } from '@rails/activestorage'
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export default {
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name: 'SignatureStep',
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props: {
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field: {
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type: Object,
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required: true
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},
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submitterSlug: {
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type: String,
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required: true
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},
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attachmentsIndex: {
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type: Object,
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required: false,
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default: () => ({})
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},
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modelValue: {
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type: String,
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required: false,
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default: ''
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}
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},
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emits: ['attached', 'update:model-value'],
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mounted () {
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this.pad = new SignaturePad(this.$refs.canvas)
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},
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methods: {
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remove () {
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this.$emit('update:model-value', '')
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},
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clear () {
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this.pad.clear()
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},
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submit () {
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if (this.modelValue) {
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return Promise.resolve({})
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}
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return new Promise((resolve) => {
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this.$refs.canvas.toBlob((blob) => {
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const file = new File([blob], 'signature.png', { type: 'image/png' })
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new DirectUpload(
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file,
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'/direct_uploads'
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).create((_error, data) => {
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fetch('/api/attachments', {
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method: 'POST',
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body: JSON.stringify({
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submitter_slug: this.submitterSlug,
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blob_signed_id: data.signed_id,
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name: 'attachments'
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}),
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headers: { 'Content-Type': 'application/json' }
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}).then((resp) => resp.json()).then((attachment) => {
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this.$emit('update:model-value', attachment.uuid)
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this.$emit('attached', attachment)
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return resolve(attachment)
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})
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})
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}, 'image/png')
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})
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}
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}
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}
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</script>
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