funkwhale/front/src/components/common/ContentForm.vue

153 lines
3.9 KiB
Vue

<template>
<div class="content-form ui segments">
<div class="ui segment">
<div class="ui tiny secondary pointing menu">
<button
:class="[{active: !isPreviewing}, 'item']"
@click.prevent="isPreviewing = false"
>
<translate translate-context="*/Form/Menu.item">
Write
</translate>
</button>
<button
:class="[{active: isPreviewing}, 'item']"
@click.prevent="isPreviewing = true"
>
<translate translate-context="*/Form/Menu.item">
Preview
</translate>
</button>
</div>
<template v-if="isPreviewing">
<div
v-if="isLoadingPreview"
class="ui placeholder"
>
<div class="paragraph">
<div class="line" />
<div class="line" />
<div class="line" />
<div class="line" />
</div>
</div>
<p v-else-if="preview === null">
<translate translate-context="*/Form/Paragraph">
Nothing to preview.
</translate>
</p>
<div
v-else
v-html="preview"
/>
</template>
<template v-else>
<div class="ui transparent input">
<textarea
:id="fieldId"
ref="textarea"
v-model="newValue"
:name="fieldId"
:rows="rows"
:required="required || null"
:placeholder="placeholder || labels.placeholder"
/>
</div>
<div class="ui very small hidden divider" />
</template>
</div>
<div class="ui bottom attached segment">
<span
v-if="charLimit"
:class="['right', 'floated', {'ui danger text': remainingChars < 0}]"
>
{{ remainingChars }}
</span>
<p>
<translate translate-context="*/Form/Paragraph">
Markdown syntax is supported.
</translate>
</p>
</div>
</div>
</template>
<script>
import axios from 'axios'
export default {
props: {
modelValue: { type: String, default: '' },
fieldId: { type: String, default: 'change-content' },
placeholder: { type: String, default: null },
autofocus: { type: Boolean, default: false },
charLimit: { type: Number, default: 5000, required: false },
rows: { type: Number, default: 5, required: false },
permissive: { type: Boolean, default: false },
required: { type: Boolean, default: false }
},
data () {
return {
isPreviewing: false,
preview: null,
newValue: this.modelValue,
isLoadingPreview: false
}
},
computed: {
labels () {
return {
placeholder: this.$pgettext('*/Form/Placeholder', 'Write a few words here…')
}
},
remainingChars () {
return this.charLimit - (this.modelValue || '').length
}
},
watch: {
newValue (v) {
this.preview = null
this.$emit('update:modelValue', v)
},
modelValue: {
async handler (v) {
this.preview = null
this.newValue = v
if (this.isPreviewing) {
await this.loadPreview()
}
},
immediate: true
},
async isPreviewing (v) {
if (v && !!this.modelValue && this.preview === null && !this.isLoadingPreview) {
await this.loadPreview()
}
if (!v) {
await this.$nextTick()
this.$refs.textarea.focus()
}
}
},
mounted () {
if (this.autofocus) {
this.$nextTick(() => {
this.$refs.textarea.focus()
})
}
},
methods: {
async loadPreview () {
this.isLoadingPreview = true
try {
const response = await axios.post('text-preview/', { text: this.newValue, permissive: this.permissive })
this.preview = response.data.rendered
} catch (error) {
console.error(error)
}
this.isLoadingPreview = false
}
}
}
</script>