yosup/web/js/ui/render.js
2022-12-17 21:13:37 -08:00

395 lines
10 KiB
JavaScript

// This file contains all methods related to rendering UI elements. Rendering
// is done by simple string manipulations & templates. If you need to write
// loops simply write it in code and return strings.
/*function render_timeline_event(damus, view, ev)
{
const root_id = get_thread_root_id(damus, ev.id)
const max_depth = root_id ? get_thread_max_depth(damus, view, root_id) : get_default_max_depth(damus, view)
if (ev.refs && ev.refs.root && view.expanded.has(ev.refs.root))
max_depth = null
return render_event(damus, view, ev, {max_depth})
}
function render_events(damus, view) {
return view.events
.filter((ev, i) => i < 140)
.map((ev) => render_timeline_event(damus, view, ev)).join("\n")
}*/
function render_reply_line_top(has_top_line) {
const classes = has_top_line ? "" : "invisible"
return `<div class="line-top ${classes}"></div>`
}
function render_reply_line_bot() {
return `<div class="line-bot"></div>`
}
function render_thread_collapsed(model, ev, opts)
{
if (opts.is_composing)
return ""
return `<div onclick="expand_thread('${ev.id}')" class="thread-collapsed">
<div class="thread-summary clickable event-message">
Read More
<img class="icon svg small" src="icon/read-more.svg"/>
</div>
</div>`
}
function render_replied_events(damus, view, ev, opts)
{
if (!(ev.refs && ev.refs.reply))
return ""
const reply_ev = damus.all_events[ev.refs.reply]
if (!reply_ev)
return ""
opts.replies = opts.replies == null ? 1 : opts.replies + 1
if (!(opts.max_depth == null || opts.replies < opts.max_depth))
return render_thread_collapsed(damus, ev, opts)
opts.is_reply = true
return render_event(damus, view, reply_ev, opts)
}
function render_replying_to_chat(damus, ev) {
const chatroom = (ev.refs.root && damus.chatrooms[ev.refs.root]) || {}
const roomname = chatroom.name || ev.refs.root || "??"
const pks = ev.refs.pubkeys || []
const names = pks.map(pk => render_mentioned_name(pk, damus.profiles[pk])).join(", ")
const to_users = pks.length === 0 ? "" : ` to ${names}`
return `<div class="replying-to">replying${to_users} in <span class="chatroom-name">${roomname}</span></div>`
}
function render_replying_to(model, ev) {
if (!(ev.refs && ev.refs.reply))
return ""
if (ev.kind === 42)
return render_replying_to_chat(model, ev)
let pubkeys = ev.refs.pubkeys || []
if (pubkeys.length === 0 && ev.refs.reply) {
const replying_to = model.all_events[ev.refs.reply]
if (!replying_to)
return `<div class="replying-to small-txt">reply to ${ev.refs.reply}</div>`
pubkeys = [replying_to.pubkey]
}
const names = ev.refs.pubkeys.map(pk => render_mentioned_name(pk, model.profiles[pk])).join(", ")
return `
<span class="replying-to small-txt">
replying to ${names}
</span>
`
}
function render_unknown_event(damus, ev) {
return "Unknown event " + ev.kind
}
function render_share(damus, view, ev, opts) {
// TODO validate content
const shared_ev = damus.all_events[ev.refs && ev.refs.root]
// share isn't resolved yet. that's ok, we can render this when we have
// the event
if (!shared_ev)
return ""
opts.shared = {
pubkey: ev.pubkey,
profile: damus.profiles[ev.pubkey]
}
return render_event(damus, view, shared_ev, opts)
}
function render_comment_body(damus, ev, opts) {
const can_delete = damus.pubkey === ev.pubkey;
const bar = !can_reply(ev) || opts.nobar ? "" : render_action_bar(damus, ev, {can_delete})
const show_media = !opts.is_composing
return `
<div>
${render_replying_to(damus, ev)}
${render_shared_by(ev, opts)}
</div>
<p>
${format_content(ev, show_media)}
</p>
${render_reactions(damus, ev)}
${bar}
`
}
function render_shared_by(ev, opts) {
const b = opts.shared
if (!b) {
return ""
}
return `
<div class="shared-by">
Shared by ${render_name(b.pubkey, b.profile)}
</div>
`
}
function render_deleted_comment_body(ev, deleted) {
if (deleted.content) {
return `
<div class="deleted-comment event-message">
This content was deleted with reason:
<div class="quote">${format_content(deleted, false)}</div>
</div>
`
}
return `
<div class="deleted-comment event-message">
This content was deleted.
</div>
`
}
/*function render_event(damus, view, ev, opts={}) {
if (ev.kind === 6)
return render_share(damus, view, ev, opts)
if (shouldnt_render_event(damus.pubkey, view, ev, opts))
return ""
view.rendered.add(ev.id)
const has_bot_line = opts.is_reply
const reply_line_bot = (has_bot_line && render_reply_line_bot()) || ""
if (opts.is_composing) has_bot_line = true;
const deleted = is_deleted(damus, ev.id)
if (deleted && !opts.is_reply)
return ""
const replied_events = render_replied_events(damus, view, ev, opts)
let name = ""
if (!deleted) {
name = render_name_plain(profile)
}
const has_top_line = replied_events !== ""
return `
${replied_events}
` + render_event2(damus, ev, {
deleted,
has_top_line,
has_bot_line,
reply_line_bot,
});
}*/
function render_event(model, ev, opts={}) {
let {
has_bot_line,
has_top_line,
reply_line_bot,
} = opts
const thread_root = (ev.refs && ev.refs.root) || ev.id;
const profile = model.profiles[ev.pubkey];
const delta = fmt_since_str(new Date().getTime(), ev.created_at*1000)
const border_bottom = opts.is_composing || has_bot_line ? "" : "bottom-border";
let thread_btn = "";
if (!reply_line_bot) reply_line_bot = '';
return `<div id="ev${ev.id}" class="event ${border_bottom}">
<div class="userpic">
${render_reply_line_top(has_top_line)}
${render_pfp(ev.pubkey, profile)}
${reply_line_bot}
</div>
<div class="event-content">
<div class="info">
${render_name(ev.pubkey, profile)}
<span class="timestamp" data-timestamp="${ev.created_at}">${delta}</span>
<button class="icon" title="View Thread" role="view-event" onclick="open_thread('${thread_root}')">
<img class="icon svg small" src="icon/open-thread.svg"/>
</button>
</div>
<div class="comment">
${render_comment_body(model, ev, opts)}
</div>
</div>
</div>`
}
function render_event_nointeract(model, ev, opts={}) {
const profile = model.profiles[ev.pubkey];
const delta = fmt_since_str(new Date().getTime(), ev.created_at*1000)
return `<div class="event border-bottom">
<div class="userpic">
${render_pfp(ev.pubkey, profile)}
</div>
<div class="event-content">
<div class="info">
${render_name(ev.pubkey, profile)}
<span class="timestamp" data-timestamp="${ev.created_at}">${delta}</span>
</div>
<div class="comment">
${render_comment_body(model, ev, opts)}
</div>
</div>
</div>`
}
function render_react_onclick(our_pubkey, reacting_to, emoji, reactions) {
const reaction = reactions[our_pubkey]
if (!reaction) {
return `onclick="send_reply('${emoji}', '${reacting_to}')"`
} else {
return `onclick="delete_post('${reaction.id}')"`
}
}
function render_reaction_group(model, emoji, reactions, reacting_to) {
const pfps = Object.keys(reactions).map((pk) => render_reaction(model, reactions[pk]))
let onclick = render_react_onclick(model.pubkey, reacting_to.id, emoji, reactions)
return `
<span ${onclick} class="reaction-group clickable">
<span class="reaction-emoji">
${emoji}
</span>
${pfps.join("\n")}
</span>
`
}
function render_reaction(model, reaction) {
const profile = model.profiles[reaction.pubkey]
let emoji = reaction.content[0]
if (reaction.content === "+" || reaction.content === "")
emoji = "❤️"
return render_pfp(reaction.pubkey, profile)
}
function render_action_bar(model, ev, opts={}) {
let { can_delete } = opts;
let delete_html = ""
if (can_delete)
delete_html = `
<button class="icon" title="Delete" onclick="delete_post_confirm('${ev.id}')">
<img class="icon svg small" src="icon/event-delete.svg"/>
</button>`
const groups = get_reactions(model, ev.id)
const react_onclick = render_react_onclick(model.pubkey, ev.id,
"❤️", groups["❤️"] || {})
return `
<div class="action-bar">
<button class="icon" title="Reply" onclick="reply_to('${ev.id}')">
<img class="icon svg small" src="icon/event-reply.svg"/>
</button>
<button class="icon react heart" ${react_onclick} title="Like">
<img class="icon svg small" src="icon/event-like.svg"/>
</button>
<!--<button class="icon" title="Share" onclick=""><i class="fa fa-fw fa-link"></i></a>-->
${delete_html}
<!--<button class="icon" title="View raw Nostr event." onclick=""><i class="fa-solid fa-fw fa-code"></i></a>-->
</div>
`
}
function render_reactions(model, ev) {
const groups = get_reactions(model, ev.id)
let str = ""
for (const emoji of Object.keys(groups)) {
str += render_reaction_group(model, emoji, groups[emoji], ev)
}
return `
<div class="reactions">
${str}
</div>
`
}
// Utility Methods
/* render_name_plain takes in a profile and tries it's best to return a string
* that is best suited for the profile.
*/
function render_name_plain(profile=DEFAULT_PROFILE) {
if (profile.sanitized_name)
return profile.sanitized_name
const display_name = profile.display_name || profile.user
const username = profile.name || "anon"
const name = display_name || username
profile.sanitized_name = sanitize(name)
return profile.sanitized_name
}
function render_pubkey(pk)
{
return pk.slice(-8)
}
function render_username(pk, profile)
{
return (profile && profile.name) || render_pubkey(pk)
}
function render_mentioned_name(pk, profile) {
return render_name(pk, profile, "@");
//return `<span class="username">@${render_username(pk, profile)}</span>`
}
function render_name(pk, profile, prefix="") {
return `
<span>
${prefix}
<span class="username clickable" data-pubkey="${pk}"
onclick="open_profile('${pk}')">
${render_name_plain(profile)}
</span>
</span>`
}
function render_deleted_name() {
return ""
}
function render_pfp(pk, profile) {
const name = render_name_plain(profile)
return `<img
class="pfp clickable"
onclick="open_profile('${pk}')"
data-pubkey="${pk}"
title="${name}"
onerror="this.onerror=null;this.src='${robohash(pk)}';"
src="${get_picture(pk, profile)}"/>`
}
function render_deleted_pfp() {
return `
<div class="pfp deleted">
<i class="fa-solid fa-fw fa-ghost"></i>
</div>`
}
function render_loading_spinner() {
return `
<div class="loading-events">
<div class="loader" title="Loading...">
<img class="dark-invert" src="icon/loader-fragment.svg"/>
</div>
</div>`
}