1
0
forked from cory/tildefriends
Files
.gitea
apps
admin
api
apps
blog
db
follow
identity
intro
issues
journal
room
sneaker
ssb
storage
test
todo
web
app.js
handler.js
welcome
wiki
admin.json
api.json
apps.json
blog.json
db.json
follow.json
identity.json
intro.json
issues.json
journal.json
room.json
sneaker.json
ssb.json
storage.json
test.json
todo.json
web.json
welcome.json
wiki.json
core
deps
docs
metadata
src
tools
.clang-format
.dockerignore
.git-blame-ignore-revs
.gitignore
.gitmodules
.prettierignore
.prettierrc.yaml
CONTRIBUTING.md
Dockerfile
Doxyfile
GNUmakefile
LICENSE
README.md
default.nix
flake.lock
flake.nix
package-lock.json
package.json
tildefriends/apps/web/app.js

101 lines
2.4 KiB
JavaScript

let g_hash;
async function query(sql, params) {
let results = [];
await ssb.sqlAsync(sql, params, function (row) {
results.push(row);
});
return results;
}
async function resolve(id) {
try {
let blob = await ssb.blobGet(id);
if (blob) {
let json;
try {
json = JSON.parse(utf8Decode(blob));
} catch {
return {id: utf8Decode(blob)};
}
if (json?.links) {
for (let [key, value] of Object.entries(json.links)) {
json.links[key] = await resolve(value);
}
return json;
} else {
return 'huh?' + json;
}
} else {
return `missing<${id}>`;
}
} catch (e) {
return id + ': ' + e.message;
}
}
async function get_names(identities) {
return Object.fromEntries(
(
await query(
`
SELECT author, name FROM (
SELECT
messages.author,
RANK() OVER (PARTITION BY messages.author ORDER BY messages.sequence DESC) AS author_rank,
messages.content ->> 'name' AS name
FROM messages
JOIN json_each(?) AS identities ON identities.value = messages.author
WHERE
json_extract(messages.content, '$.type') = 'about' AND
content ->> 'about' = messages.author AND name IS NOT NULL)
WHERE author_rank = 1
`,
[JSON.stringify(identities)]
)
).map((x) => [x.author, x.name])
);
}
async function render(hash) {
g_hash = hash;
if (!hash) {
let sites = await query(
`
SELECT site.author, site.id
FROM messages site
WHERE site.content ->> 'type' = 'web-init'
`,
[]
);
let names = await get_names(sites.map((x) => x.author));
if (hash === g_hash) {
await app.setDocument(
`<ul style="background-color: #ddd">${sites.map((x) => `<li><a target="_top" href="#${encodeURIComponent(x.id)}">${names[x.author] ?? x.author} - ${x.id}</a></li>`).join('\n')}</ul>`
);
}
} else {
let site_id =
hash.charAt(0) == '#'
? decodeURIComponent(hash.substring(1))
: decodeURIComponent(hash);
await app.setDocument(`<html style="margin: 0; padding: 0; width: 100vw; height: 100vh; margin: 0; padding: 0">
<body style="display: flex; flex-direction: column; width: 100vw; height: 100vh">
<iframe src="${encodeURIComponent(site_id)}/index.html" style="flex: 1 1; border: 0; background-color: #fff"></iframe>
</body>
</html>`);
}
}
core.register('message', async function message_handler(message) {
if (message.event == 'hashChange') {
await render(message.hash);
}
});
async function main() {
render(null);
}
main();