97 lines
3.4 KiB
JavaScript
97 lines
3.4 KiB
JavaScript
import {SLOTS, normalize_known, known_load, known_save} from './known_instances.js';
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(function instance_buttons(){
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const mastodon_container = document.querySelector('#mastodon_instance_buttons');
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const mastodon_button_template = Function('first', 'instance',
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'return `' + document.querySelector('#mastodon_instance_button_template').innerHTML + '`;');
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const mastodon_another_button_template = Function(
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'return `' +
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document.querySelector('#mastodon_another_instance_button_template').innerHTML + '`;');
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const mastodon_top_instances =
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Function('return JSON.parse(`' + document.querySelector('#mastodon_top_instances').innerHTML + '`);')();
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const misskey_container = document.querySelector('#misskey_instance_buttons');
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const misskey_button_template = Function('first', 'instance',
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'return `' + document.querySelector('#misskey_instance_button_template').innerHTML + '`;');
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const misskey_another_button_template = Function(
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'return `' +
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document.querySelector('#misskey_another_instance_button_template').innerHTML + '`;');
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const misskey_top_instances =
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Function('return JSON.parse(`' + document.querySelector('#misskey_top_instances').innerHTML + '`);')();
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async function get_known(){
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let known = known_load();
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if(!known){
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let resp = await fetch('/api/known_instances');
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if(resp.ok && resp.headers.get('content-type') == 'application/json'){
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known = await resp.json();
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}
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else {
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known = {
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mastodon:[{
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"instance": "mastodon.social",
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"hits": 0
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}],
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misskey:[{
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"instance": "misskey.io",
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"hits": 0
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}],
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};
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}
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known_save(known)
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fetch('/api/known_instances', {method: 'DELETE'})
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}
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return known;
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}
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function replace_buttons(top_instances, known_instances, container,
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template, template_another_instance){
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let filtered_top_instances = []
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for(let instance of top_instances){
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let found = false;
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for(let k of known_instances){
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if(k['instance'] == instance['instance']){
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found = true;
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break;
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}
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}
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if(!found){
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filtered_top_instances.push(instance)
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}
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}
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let instances = known_instances.concat(filtered_top_instances).slice(0, SLOTS);
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let html = '';
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let first = true;
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for(let instance of instances){
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html += template(first, instance['instance'])
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first = false;
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}
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html += template_another_instance();
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container.innerHTML = html;
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}
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async function init_buttons(){
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let known = await get_known();
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known.mastodon = normalize_known(known.mastodon);
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known.misskey = normalize_known(known.misskey);
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known_save(known);
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replace_buttons(mastodon_top_instances, known.mastodon,
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mastodon_container, mastodon_button_template,
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mastodon_another_button_template);
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replace_buttons(misskey_top_instances, known.misskey,
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misskey_container, misskey_button_template,
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misskey_another_button_template);
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}
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init_buttons();
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})();
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