240 lines
7 KiB
JavaScript
240 lines
7 KiB
JavaScript
// This file contains all methods related to rendering UI elements. Rendering
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// is done by simple string manipulations & templates. If you need to write
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// loops simply write it in code and return strings.
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function render_replying_to(model, ev) {
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if (!(ev.refs && ev.refs.reply))
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return "";
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if (ev.kind === KIND_CHATROOM)
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return render_replying_to_chat(model, ev);
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let pubkeys = ev.refs.pubkeys || []
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if (pubkeys.length === 0 && ev.refs.reply) {
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const replying_to = model.all_events[ev.refs.reply]
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if (!replying_to)
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return html`<div class="replying-to small-txt">reply to ${ev.refs.reply}</div>`;
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pubkeys = [replying_to.pubkey]
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}
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const names = pubkeys.map((pk) => {
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return render_mentioned_name(pk, model.profiles[pk]);
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}).join(", ")
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return `
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<span class="replying-to small-txt">
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replying to ${names}
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</span>
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`
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}
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function render_share(damus, view, ev, opts) {
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const shared_ev = damus.all_events[ev.refs && ev.refs.root]
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// If the shared event hasn't been resolved or leads to a circular event
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// kind we will skip out on it.
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if (!shared_ev || shared_ev.kind == KIND_SHARE)
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return "";
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opts.shared = {
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pubkey: ev.pubkey,
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profile: damus.profiles[ev.pubkey]
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}
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return render_event(damus, shared_ev, opts)
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}
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function render_comment_body(model, ev, opts) {
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const can_delete = model.pubkey === ev.pubkey;
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const bar = !event_can_reply(ev) || opts.nobar ?
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"" : render_action_bar(model, ev, {can_delete});
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// Only show media for content that is by friends.
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const show_media = !opts.is_composing &&
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model.contacts.friends.has(ev.pubkey);
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return `
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<div>
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${render_replying_to(model, ev)}
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${render_shared_by(ev, opts)}
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</div>
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<p>
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${format_content(ev, show_media)}
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</p>
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${render_reactions(model, ev)}
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${bar}`
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}
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function render_shared_by(ev, opts) {
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if (!opts.shared)
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return "";
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const { profile, pubkey } = opts.shared
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return `<div class="shared-by">Shared by ${render_name(pubkey, profile)}
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</div>`
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}
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function render_event(model, ev, opts={}) {
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let {
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has_bot_line,
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has_top_line,
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reply_line_bot,
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} = opts
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if (ev.kind == KIND_SHARE) {
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return render_share(model, ev, opts);
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}
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const thread_root = (ev.refs && ev.refs.root) || ev.id;
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const profile = model.profiles[ev.pubkey];
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const delta = fmt_since_str(new Date().getTime(), ev.created_at*1000)
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const border_bottom = opts.is_composing || has_bot_line ? "" : "bottom-border";
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let thread_btn = "";
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if (!reply_line_bot) reply_line_bot = '';
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return html`<div id="ev${ev.id}" class="event ${border_bottom}">
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<div class="userpic">
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$${render_pfp(ev.pubkey, profile)}
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$${reply_line_bot}
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</div>
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<div class="event-content">
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<div class="info">
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$${render_name(ev.pubkey, profile)}
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<span class="timestamp" data-timestamp="${ev.created_at}">${delta}</span>
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<button class="icon" title="View Thread" role="view-event" onclick="open_thread('${thread_root}')">
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<img class="icon svg small" src="icon/open-thread.svg"/>
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</button>
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</div>
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<div class="comment">
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$${render_comment_body(model, ev, opts)}
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</div>
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</div>
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</div>`
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}
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function render_event_nointeract(model, ev, opts={}) {
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const profile = model.profiles[ev.pubkey];
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const delta = fmt_since_str(new Date().getTime(), ev.created_at*1000)
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return html`<div class="event border-bottom">
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<div class="userpic">
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$${render_pfp(ev.pubkey, profile)}
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</div>
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<div class="event-content">
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<div class="info">
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$${render_name(ev.pubkey, profile)}
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<span class="timestamp" data-timestamp="${ev.created_at}">${delta}</span>
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</div>
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<div class="comment">
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$${render_comment_body(model, ev, opts)}
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</div>
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</div>
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</div>`
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}
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function render_react_onclick(our_pubkey, reacting_to, emoji, reactions) {
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const reaction = reactions[our_pubkey]
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if (!reaction) {
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return html`onclick="send_reply('${emoji}', '${reacting_to}')"`
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} else {
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return html`onclick="delete_post('${reaction.id}')"`
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}
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}
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function render_reaction_group(model, emoji, reactions, reacting_to) {
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let count = 0;
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let str = "";
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for (const k in reactions) {
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count++;
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if (count > 5) {
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str = `${count}`;
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break;
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}
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const pubkey = reactions[k].pubkey;
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str += render_pfp(pubkey, model.profiles[pubkey], {noclick:true});
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}
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let onclick = render_react_onclick(model.pubkey,
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reacting_to.id, emoji, reactions);
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return html`
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<span $${onclick} class="reaction-group clickable">
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<span class="reaction-emoji">
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${emoji}
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</span>
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$${str}
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</span>`;
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}
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function render_action_bar(model, ev, opts={}) {
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const { pubkey } = model;
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let { can_delete } = opts;
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let delete_html = ""
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if (can_delete) {
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delete_html = html`
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<button class="icon" title="Delete" onclick="delete_post_confirm('${ev.id}')">
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<img class="icon svg small" src="icon/event-delete.svg"/>
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</button>`
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}
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// TODO rewrite all of the toggle heart code. It's mine & I hate it.
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const reaction = model_get_reacts_to(model, pubkey, ev.id, R_HEART);
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const liked = !!reaction;
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const reaction_id = reaction ? reaction.id : "";
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return html`
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<div class="action-bar">
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<button class="icon" title="Reply" onclick="reply_author('${ev.id}')">
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<img class="icon svg small" src="icon/event-reply.svg"/>
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</button>
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<button class="icon" title="Reply All" onclick="reply_all('${ev.id}')">
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<img class="icon svg small" src="icon/event-reply-all.svg"/>
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</button>
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<button class="icon react heart ${ab(liked, 'liked', '')}"
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onclick="click_toggle_like(this)"
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data-reaction-id="${reaction_id}"
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data-reacting-to="${ev.id}"
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title="$${ab(liked, 'Unlike', 'Like')}">
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<img class="icon svg small ${ab(liked, 'dark-noinvert', '')}"
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src="$${ab(liked, IMG_EVENT_LIKED, IMG_EVENT_LIKE)}"/>
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</button>
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<!--<button class="icon" title="Share" onclick=""><i class="fa fa-fw fa-link"></i></a>-->
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$${delete_html}
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<!--<button class="icon" title="View raw Nostr event." onclick=""><i class="fa-solid fa-fw fa-code"></i></a>-->
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</div>
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`
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}
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function render_reactions_inner(model, ev) {
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const groups = get_reactions(model, ev.id)
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let str = ""
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for (const emoji of Object.keys(groups)) {
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str += render_reaction_group(model, emoji, groups[emoji], ev)
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}
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return str;
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}
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function render_reactions(model, ev) {
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return html`<div class="reactions">$${render_reactions_inner(model, ev)}</div>`
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}
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// Utility Methods
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function render_pubkey(pk) {
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return fmt_pubkey(pk);
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}
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function render_username(pk, profile)
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{
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return (profile && profile.name) || render_pubkey(pk)
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}
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function render_mentioned_name(pk, profile) {
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return render_name(pk, profile, "");
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}
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function render_name(pk, profile, prefix="") {
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// Beware of whitespace.
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return html`<span>${prefix}<span class="username clickable" data-pubkey="${pk}"
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onclick="open_profile('${pk}')"
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>${fmt_profile_name(profile, fmt_pubkey(pk))}</span></span>`
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}
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function render_pfp(pk, profile, opts={}) {
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const name = fmt_profile_name(profile, fmt_pubkey(pk));
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let str = html`class="pfp clickable" onclick="open_profile('${pk}')"`;
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if (opts.noclick)
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str = "class='pfp'";
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return html`<img
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$${str}
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data-pubkey="${pk}"
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title="${name}"
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onerror="this.onerror=null;this.src='${IMG_NO_USER}';"
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src="${get_picture(pk, profile)}"/>`
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}
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