pinafore/routes/_components/compose/ComposeInput.html

81 lines
2.3 KiB
HTML

<textarea
class="compose-box-input"
placeholder="What's on your mind?"
ref:textarea
bind:value=$rawComposeText
on:blur="onBlur()"
></textarea>
<style>
.compose-box-input {
grid-area: input;
margin: 10px 0 0 5px;
padding: 10px;
border: 1px solid var(--input-border);
min-height: 75px;
resize: none;
overflow: hidden;
word-wrap: break-word;
/* Text must be at least 16px or else iOS Safari zooms in */
font-size: 1.2em;
/* Hack to make Edge stretch the element all the way to the right.
* Also desktop Safari makes the gauge stretch too far to the right without it.
*/
width: calc(100% - 5px);
}
</style>
<script>
import { store } from '../../_store/store'
import { autosize } from '../../_utils/autosize'
import { scheduleIdleTask } from '../../_utils/scheduleIdleTask'
import debounce from 'lodash/debounce'
import { mark, stop } from '../../_utils/marks'
export default {
oncreate() {
this.setupSyncFromStore()
this.setupSyncToStore()
this.setupAutosize()
},
ondestroy() {
this.teardownAutosize()
},
methods: {
setupSyncFromStore() {
let composeText = this.get('composeText')
this.store.set({
rawComposeText: composeText
})
},
setupSyncToStore() {
const saveText = debounce(() => scheduleIdleTask(() => this.store.save()), 1000)
this.observe('rawComposeText', rawComposeText => {
let realm = this.get('realm')
this.store.setComposeData(realm, 'text', rawComposeText)
saveText()
}, {init: false})
},
setupAutosize() {
requestAnimationFrame(() => {
mark('autosize()')
autosize(this.refs.textarea)
stop('autosize()')
})
},
teardownAutosize() {
mark('autosize.destroy()')
autosize.destroy(this.refs.textarea)
stop('autosize.destroy()')
},
onBlur() {
this.store.set({composeSelectionStart: this.refs.textarea.selectionStart})
}
},
store: () => store,
computed: {
rawComposeText: ($rawComposeText) => $rawComposeText,
composeData: ($currentComposeData, realm) => $currentComposeData[realm] || {},
composeText: (composeData) => composeData.text || ''
}
}
</script>