Update lit element. Better drafts. Compose content warnings.

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4157 ed5197a5-7fde-0310-b194-c3ffbd925b24

apps/cory/ssb/tf-compose.js

@@ -11,7 +11,6 @@ class TfComposeElement extends LitElement {
 			users: {type: Object},
 			root: {type: String},
 			branch: {type: String},
-			mentions: {type: Object},
 			apps: {type: Object},
 			drafts: {type: Object},
 		}
@@ -24,7 +23,6 @@ class TfComposeElement extends LitElement {
 		this.users = {};
 		this.root = undefined;
 		this.branch = undefined;
-		this.mentions = {};
 		this.apps = undefined;
 		this.drafts = {};
 	}
@@ -34,6 +32,8 @@ class TfComposeElement extends LitElement {
 			return '';
 		}
 		/* Update mentions. */
+		let draft = this.get_draft();
+		let updated = false;
 		for (let match of text.matchAll(/\[([^\[]+)]\(([@&%][^\)]+)/g)) {
 			let name = match[1];
 			let link = match[2];
@@ -50,14 +50,19 @@ class TfComposeElement extends LitElement {
 					break;
 				}
 			}
-			if (!this.mentions[link]) {
-				this.mentions[link] = {
+			if (!draft.mentions) {
+				draft.mentions = {};
+			}
+			if (!draft.mentions[link]) {
+				draft.mentions[link] = {
 					link: link,
 				}
 			}
-			this.mentions[link].name = name.startsWith('@') ? name.substring(1) : name;
-			this.mentions = Object.assign({}, this.mentions);
-			console.log(this.mentions);
+			draft.mentions[link].name = name.startsWith('@') ? name.substring(1) : name;
+			updated = true;
+		}
+		if (updated) {
+			this.requestUpdate();
 		}
 		return tfutils.markdown(text);
 	}
@@ -66,6 +71,11 @@ class TfComposeElement extends LitElement {
 		let edit = this.renderRoot.getElementById('edit');
 		let preview = this.renderRoot.getElementById('preview');
 		preview.innerHTML = this.process_text(edit.value);
+		let content_warning = this.renderRoot.getElementById('content_warning');
+		let content_warning_preview = this.renderRoot.getElementById('content_warning_preview');
+		if (content_warning && content_warning_preview) {
+			content_warning_preview.innerText = content_warning.value;
+		}
 	}
 
 	notify(draft) {
@@ -79,9 +89,11 @@ class TfComposeElement extends LitElement {
 		}));
 	}
 
-	change(event) {
-		let edit = this.renderRoot.getElementById('edit');
-		this.notify(edit.value);
+	change() {
+		let draft = this.get_draft();
+		draft.text = this.renderRoot.getElementById('edit')?.value;
+		draft.content_warning = this.renderRoot.getElementById('content_warning')?.value;
+		this.notify(draft);
 	}
 
 	convert_to_format(buffer, type, mime_type) {
@@ -111,6 +123,7 @@ class TfComposeElement extends LitElement {
 
 	async add_file(file) {
 		try {
+			let draft = this.get_draft();
 			let self = this;
 			let buffer = await file.arrayBuffer();
 			let type = file.type;
@@ -131,16 +144,19 @@ class TfComposeElement extends LitElement {
 			}
 			let id = await tfrpc.rpc.store_blob(buffer);
 			let name = type.split('/')[0] + ':' + file.name;
-			self.mentions[id] = {
+			if (!draft.mentions) {
+				draft.mentions = {};
+			}
+			draft.mentions[id] = {
 				link: id,
 				name: name,
 				type: type,
 				size: buffer.length ?? buffer.byteLength,
 			};
-			self.mentions = Object.assign({}, self.mentions);
 			let edit = self.renderRoot.getElementById('edit');
 			edit.value += `\n![${name}](${id})`;
 			self.change();
+			self.input();
 		} catch(e) {
 			alert(e?.message);
 		}
@@ -162,6 +178,7 @@ class TfComposeElement extends LitElement {
 
 	submit() {
 		let self = this;
+		let draft = this.get_draft();
 		let edit = this.renderRoot.getElementById('edit');
 		let message = {
 			type: 'post',
@@ -171,15 +188,18 @@ class TfComposeElement extends LitElement {
 			message.root = this.root;
 			message.branch = this.branch;
 		}
-		if (Object.values(this.mentions).length) {
-			message.mentions = Object.values(this.mentions);
+		if (Object.values(draft.mentions || {}).length) {
+			message.mentions = Object.values(draft.mentions);
+		}
+		if (draft.content_warning !== undefined) {
+			message.contentWarning = draft.content_warning;
 		}
 		console.log('Would post:', message);
 		tfrpc.rpc.appendMessage(this.whoami, message).then(function() {
 			edit.value = '';
-			self.mentions = {};
 			self.change();
 			self.notify(undefined);
+			self.requestUpdate();
 		}).catch(function(error) {
 			alert(error.message);
 		});
@@ -216,9 +236,21 @@ class TfComposeElement extends LitElement {
 		tribute.attach(this.renderRoot.getElementById('edit'));
 	}
 
+	updated() {
+		super.updated();
+		let edit = this.renderRoot.getElementById('edit');
+		if (this.last_updated_text !== edit.value) {
+			let preview = this.renderRoot.getElementById('preview');
+			preview.innerHTML = this.process_text(edit.value);
+			this.last_updated_text = edit.value;
+		}
+	}
+
 	remove_mention(id) {
-		delete this.mentions[id];
-		this.mentions = Object.assign({}, this.mentions);
+		let draft = this.get_draft();
+		delete draft.mentions[id];
+		this.notify(draft);
+		this.requestUpdate();
 	}
 
 	render_mention(mention) {
@@ -251,7 +283,10 @@ class TfComposeElement extends LitElement {
 					};
 				}
 			}
-			this.mentions = Object.assign(this.mentions || {}, mentions);
+			let draft = this.get_draft();
+			draft.mentions = Object.assign(draft.mentions || {}, mentions);
+			this.requestUpdate();
+			this.notify(draft);
 			this.apps = null;
 		}
 
@@ -279,14 +314,53 @@ class TfComposeElement extends LitElement {
 		}
 	}
 
+	set_content_warning(value) {
+		let draft = this.get_draft();
+		draft.content_warning = value;
+		this.notify(draft);
+		this.requestUpdate();
+	}
+
+	render_content_warning() {
+		let self = this;
+		let draft = this.get_draft();
+		if (draft.content_warning !== undefined) {
+			return html`
+				<div>
+					<input type="checkbox" id="cw" @change=${() => self.set_content_warning(undefined)} checked></input>
+					<label for="cw">CW</label>
+					<input type="text" id="content_warning" @input=${this.input} @change=${this.change} value=${draft.content_warning}></input>
+				</div>
+			`;
+		} else {
+			return html`
+				<input type="checkbox" id="cw" @change=${() => self.set_content_warning('')}></input>
+				<label for="cw">CW</label>
+			`;
+		}
+	}
+
+	get_draft() {
+		return this.drafts[this.branch || ''] || {};
+	}
+
 	render() {
 		let self = this;
+		let draft = self.get_draft();
+		let content_warning =
+			draft.content_warning !== undefined ?
+			html`<div id="content_warning_preview" class="content_warning">${draft.content_warning}</div>` :
+			undefined;
 		let result = html`
 			<div style="display: flex; flex-direction: row; width: 100%">
-				<textarea id="edit" @input=${this.input} @change=${this.change} @paste=${this.paste} style="flex: 1 0 50%">${this.drafts[this.branch || '']}</textarea>
-				<div id="preview" style="flex: 1 0 50%"></div>
+				<textarea id="edit" @input=${this.input} @change=${this.change} @paste=${this.paste} style="flex: 1 0 50%">${draft.text}</textarea>
+				<div style="flex: 1 0 50%">
+					${content_warning}
+					<div id="preview"></div>
+				</div>
 			</div>
-			${Object.values(this.mentions).map(x => self.render_mention(x))}
+			${Object.values(draft.mentions || {}).map(x => self.render_mention(x))}
+			${this.render_content_warning()}
 			${this.render_attach_app()}
 			<input type="button" value="Submit" @click=${this.submit}></input>
 			<input type="button" value="Attach" @click=${this.attach}></input>

apps/cory/ssb/tf-message.js

@@ -300,7 +300,7 @@ class TfMessageElement extends LitElement {
 					this.render_raw() :
 					unsafeHTML(tfutils.markdown(content.text));
 				let content_warning = html`
-					<div style="border: 1px solid #fff; border-radius: 1em; padding: 8px; margin: 4px" @click=${x => this.toggle_expanded(':cw')}>${content.contentWarning}</div>
+					<div class="content_warning" @click=${x => this.toggle_expanded(':cw')}>${content.contentWarning}</div>
 					`;
 				let content_html =
 					html`

apps/cory/ssb/tf-styles.js

@@ -29,4 +29,11 @@ img {
 	color: #088;
 	background-color: #fff;
 }
+
+.content_warning {
+	border: 1px solid #fff;
+	border-radius: 1em;
+	padding: 8px;
+	margin: 4px;
+}
 `;