Dymas/abogen
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feat: Enhance OPDS client with pagination support for search and browsing by letter

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This commit is contained in:
JB
2025-11-12 06:12:05 -08:00
parent 71dfbd49b6
commit 3ef95900cc
3 changed files with 346 additions and 77 deletions
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abogen/web/static/find_books.js
+19 -16
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@@ -46,6 +46,7 @@ if (modal && browser) {
baseStatus: null,
lastContextKey: '',
currentLinks: {},
alphabetBaseHref: '',
};
let isOpen = false;
@@ -333,27 +334,18 @@ if (modal && browser) {
if (normalized === LETTER_ALL) {
state.activeLetter = LETTER_ALL;
refreshAlphabetActiveState();
const upLink = resolveRelLink(state.currentLinks, 'up') || resolveRelLink(state.currentLinks, '/up') || resolveRelLink(state.currentLinks, 'start');
const targetHref = upLink?.href || '';
await loadFeed({ href: targetHref, query: '', letter: '', activeTab: targetHref ? TabIds.CUSTOM : TabIds.ROOT, updateTabs: true });
const startLink = resolveRelLink(state.currentLinks, 'start') || resolveRelLink(state.currentLinks, '/start');
const upLink = resolveRelLink(state.currentLinks, 'up') || resolveRelLink(state.currentLinks, '/up');
const baseHref = startLink?.href || state.alphabetBaseHref || upLink?.href || state.currentHref || '';
await loadFeed({ href: baseHref, query: '', letter: '', activeTab: baseHref ? TabIds.CUSTOM : TabIds.ROOT, updateTabs: true });
return;
}
if (!Array.isArray(state.lastEntries)) {
state.lastEntries = [];
}
state.activeLetter = normalized;
const filtered = applyAlphabetFilter(state.lastEntries);
if (filtered.length) {
state.filteredStats = renderEntries(filtered);
refreshAlphabetActiveState();
setStatus(`Showing ${filtered.length} entr${filtered.length === 1 ? 'y' : 'ies'} for ${describeAlphabetLetter(normalized)}.`, 'info');
return;
}
refreshAlphabetActiveState();
await loadFeed({ href: state.currentHref || '', query: '', letter: normalized, activeTab: TabIds.CUSTOM, updateTabs: true });
const startLink = resolveRelLink(state.currentLinks, 'start') || resolveRelLink(state.currentLinks, '/start');
const baseHref = startLink?.href || state.alphabetBaseHref || state.currentHref || '';
await loadFeed({ href: baseHref, query: '', letter: normalized, activeTab: TabIds.CUSTOM, updateTabs: true });
};
const applyAlphabetFilter = (entries) => {
@@ -560,6 +552,9 @@ if (modal && browser) {
{ key: 'next', label: 'Next page' },
];
descriptors.forEach(({ key, label }) => {
if (state.activeLetter !== LETTER_ALL && key !== 'up') {
return;
}
const link = resolveRelLink(links, key) || resolveRelLink(links, `/${key}`);
const button = document.createElement('button');
button.type = 'button';
@@ -876,6 +871,14 @@ if (modal && browser) {
state.currentHref = selfLink.href;
}
state.query = normalizedLetter ? '' : normalizedQuery;
if (!normalizedLetter) {
const startLink = resolveRelLink(state.currentLinks, 'start') || resolveRelLink(state.currentLinks, '/start');
if (startLink?.href) {
state.alphabetBaseHref = startLink.href;
} else if (state.currentHref) {
state.alphabetBaseHref = state.currentHref;
}
}
if (typeof activeTab === 'string') {
state.activeTab = activeTab;
} else if (normalizedQuery) {