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import { getSnippetType } from '../utils/snippets/snippets' |
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import type { SnippetScope } from '../types/Snippet' |
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|
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export type PaginationStatus = 'active' | 'inactive' |
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export type PaginationAction = 'first' | 'prev' | 'next' | 'last' |
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|
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export interface SnippetResponseItem { |
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id: number |
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scope: SnippetScope |
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name?: string |
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} |
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|
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export interface AdminBarConfig { |
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restUrl: string |
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nonce: string |
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perPage: number |
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isNetwork: boolean |
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excludeTypes: string[] |
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snippetPlaceholder: string |
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editUrlBase: string |
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activeNodeId: string |
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inactiveNodeId: string |
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} |
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|
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declare const CODE_SNIPPETS_ADMIN_BAR: AdminBarConfig | undefined |
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|
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const config = 'undefined' === typeof CODE_SNIPPETS_ADMIN_BAR ? undefined : CODE_SNIPPETS_ADMIN_BAR |
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|
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const getMenuNode = (status: PaginationStatus): HTMLElement | null => { |
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if (!config) { |
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return null |
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} |
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|
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const nodeId = 'active' === status ? config.activeNodeId : config.inactiveNodeId |
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return document.getElementById(nodeId) |
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} |
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|
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const getPaginationControls = (status: PaginationStatus): HTMLElement | null => { |
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const menuNode = getMenuNode(status) |
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if (!menuNode) { |
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return null |
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} |
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|
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return menuNode.querySelector<HTMLElement>(`.code-snippets-pagination-controls[data-status="${status}"]`) |
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} |
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|
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const getPaginationState = (controls: HTMLElement): { page: number; totalPages: number } => { |
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const page = Number.parseInt(controls.dataset.page ?? '1', 10) |
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const totalPages = Number.parseInt(controls.dataset.totalPages ?? '1', 10) |
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|
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return { |
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page: Number.isFinite(page) && 0 < page ? page : 1, |
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totalPages: Number.isFinite(totalPages) && 0 < totalPages ? totalPages : 1 |
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} |
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} |
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|
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const setLoading = (controls: HTMLElement, loading: boolean) => { |
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controls.dataset.loading = loading ? 'true' : 'false' |
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} |
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|
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const buildRequestUrl = (status: PaginationStatus, page: number): string => { |
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if (!config) { |
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return '' |
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} |
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|
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const url = new URL(config.restUrl) |
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url.searchParams.set('status', status) |
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url.searchParams.set('page', String(page)) |
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url.searchParams.set('per_page', String(config.perPage)) |
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url.searchParams.set('orderby', 'display_name') |
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url.searchParams.set('order', 'asc') |
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|
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if (config.isNetwork) { |
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url.searchParams.set('network', '1') |
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} |
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|
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for (const excluded of config.excludeTypes) { |
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url.searchParams.append('exclude_types[]', excluded) |
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} |
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|
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return url.toString() |
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} |
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|
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const fetchSnippetsPage = async (status: PaginationStatus, page: number) => { |
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if (!config) { |
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throw new Error('Missing CODE_SNIPPETS_ADMIN_BAR config') |
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} |
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|
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const response = await fetch(buildRequestUrl(status, page), { |
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credentials: 'same-origin', |
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headers: { |
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'X-WP-Nonce': config.nonce |
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} |
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}) |
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|
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if (!response.ok) { |
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throw new Error(`Failed to fetch snippets (${response.status})`) |
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} |
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|
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const totalPagesHeader = response.headers.get('X-WP-TotalPages') ?? '1' |
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const totalPages = Number.parseInt(totalPagesHeader, 10) || 1 |
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|
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const snippets = <SnippetResponseItem[]> await response.json() |
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|
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return { snippets, totalPages } |
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} |
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|
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const buildEditUrl = (snippetId: number): string => { |
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if (!config) { |
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return '#' |
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} |
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|
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try { |
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const url = new URL(config.editUrlBase, window.location.href) |
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url.searchParams.set('id', String(snippetId)) |
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return url.toString() |
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} catch { |
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return '#' |
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} |
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} |
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|
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const buildSnippetPlaceholder = (snippetId: number): string => |
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config?.snippetPlaceholder.replace(/%(?:\d+\$)?d/, String(snippetId)) ?? |
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`Snippet #${snippetId}` |
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|
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const formatSnippetTitle = (snippet: SnippetResponseItem): string => { |
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const typeLabel = getSnippetType(snippet).toUpperCase() |
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const name = snippet.name?.trim() |
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const title = ('' === name ? undefined : name) ?? buildSnippetPlaceholder(snippet.id) |
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return `(${typeLabel}) ${title}` |
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} |
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|
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const setControlsLinkDisabled = (controls: HTMLElement, action: PaginationAction, disabled: boolean): void => { |
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const link = controls.querySelector<HTMLAnchorElement>(`a[data-action="${action}"]`) |
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if (link) { |
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link.setAttribute('aria-disabled', disabled ? 'true' : 'false') |
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} |
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} |
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|
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const updatePaginationHrefs = (controls: HTMLElement, page: number, totalPages: number, queryArg?: string): void => { |
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if (!queryArg) { |
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return |
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} |
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|
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const firstLink = controls.querySelector<HTMLAnchorElement>('a[data-action="first"]') |
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const baseHref = firstLink?.href |
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if (!baseHref) { |
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return |
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} |
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|
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const buildHref = (targetPage: number) => { |
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const url = new URL(baseHref) |
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|
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if (1 >= targetPage) { |
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url.searchParams.delete(queryArg) |
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} else { |
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url.searchParams.set(queryArg, String(targetPage)) |
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} |
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|
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return url.toString() |
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} |
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|
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const getLink = (action: PaginationAction) => |
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controls.querySelector<HTMLAnchorElement>(`a[data-action="${action}"]`) |
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|
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const first = getLink('first') |
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if (first) { |
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first.href = buildHref(1) |
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} |
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|
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const prev = getLink('prev') |
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if (prev) { |
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prev.href = buildHref(Math.max(1, page - 1)) |
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} |
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|
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const next = getLink('next') |
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if (next) { |
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next.href = buildHref(Math.min(totalPages, page + 1)) |
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} |
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|
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const last = getLink('last') |
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if (last) { |
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last.href = buildHref(totalPages) |
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} |
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} |
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|
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const updatePaginationControls = (controls: HTMLElement, page: number, totalPages: number) => { |
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controls.dataset.page = String(page) |
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controls.dataset.totalPages = String(totalPages) |
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|
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const pageLabel = controls.querySelector<HTMLElement>('.code-snippets-pagination-page') |
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if (pageLabel) { |
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pageLabel.textContent = pageLabel.textContent?.replace(/\(\d+\/\d+\)/, `(${page}/${totalPages})`) ?? pageLabel.textContent |
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} |
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|
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const disableFirstPrev = 1 >= page |
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const disableNextLast = page >= totalPages |
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|
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setControlsLinkDisabled(controls, 'first', disableFirstPrev) |
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setControlsLinkDisabled(controls, 'prev', disableFirstPrev) |
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setControlsLinkDisabled(controls, 'next', disableNextLast) |
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setControlsLinkDisabled(controls, 'last', disableNextLast) |
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|
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updatePaginationHrefs(controls, page, totalPages, controls.dataset.queryArg) |
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} |
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|
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const replaceSnippetItems = (status: PaginationStatus, snippets: SnippetResponseItem[]) => { |
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const menuNode = getMenuNode(status) |
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if (!menuNode) { |
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return |
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} |
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|
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const subMenu = menuNode.querySelector<HTMLUListElement>('ul.ab-submenu') |
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if (!subMenu) { |
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return |
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} |
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|
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subMenu.querySelectorAll('li.code-snippets-snippet-item').forEach(node => node.remove()) |
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|
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const insertAfterId = 'active' === status |
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? 'wp-admin-bar-code-snippets-active-pagination' |
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: 'wp-admin-bar-code-snippets-inactive-pagination' |
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|
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const insertAfter = subMenu.querySelector<HTMLLIElement>(`#${insertAfterId}`) |
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const fragment = document.createDocumentFragment() |
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|
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for (const snippet of snippets) { |
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const li = document.createElement('li') |
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li.id = `wp-admin-bar-code-snippets-snippet-${snippet.id}` |
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li.className = 'code-snippets-snippet-item' |
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|
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const a = document.createElement('a') |
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a.className = 'ab-item' |
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a.href = buildEditUrl(snippet.id) |
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a.textContent = formatSnippetTitle(snippet) |
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|
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li.appendChild(a) |
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fragment.appendChild(li) |
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} |
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|
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if (insertAfter?.parentNode === subMenu) { |
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subMenu.insertBefore(fragment, insertAfter.nextSibling) |
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} else { |
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subMenu.appendChild(fragment) |
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} |
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} |
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|
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const navigateToPage = async (status: PaginationStatus, targetPage: number) => { |
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const controls = getPaginationControls(status) |
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if (!controls) { |
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return |
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} |
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|
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const { totalPages: currentTotalPages } = getPaginationState(controls) |
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const page = Math.max(1, Math.min(targetPage, currentTotalPages)) |
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|
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setLoading(controls, true) |
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|
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try { |
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const { snippets, totalPages } = await fetchSnippetsPage(status, page) |
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updatePaginationControls(controls, page, totalPages) |
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replaceSnippetItems(status, snippets) |
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} catch (error) { |
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console.error(error) |
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} finally { |
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setLoading(controls, false) |
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} |
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} |
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|
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const handlePaginationClick = (event: MouseEvent) => { |
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const target = <Element | null> event.target |
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if (!target) { |
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return |
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} |
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|
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const link = target.closest<HTMLAnchorElement>('.code-snippets-pagination-controls a[data-action]') |
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if (!link) { |
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return |
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} |
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|
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const controls = link.closest<HTMLElement>('.code-snippets-pagination-controls') |
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if (!controls) { |
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return |
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} |
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|
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if ('true' === controls.dataset.loading) { |
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return |
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} |
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|
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const status = <PaginationStatus | undefined> controls.dataset.status |
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const action = <PaginationAction | undefined> link.dataset.action |
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|
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if (!status || !action) { |
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return |
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} |
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|
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event.preventDefault() |
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event.stopPropagation() |
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event.stopImmediatePropagation() |
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|
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const { page, totalPages } = getPaginationState(controls) |
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|
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let targetPage = page |
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switch (action) { |
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case 'first': |
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targetPage = 1 |
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break |
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case 'prev': |
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targetPage = page - 1 |
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break |
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case 'next': |
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targetPage = page + 1 |
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break |
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case 'last': |
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targetPage = totalPages |
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break |
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} |
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|
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if (targetPage === page || 1 > targetPage || targetPage > totalPages) { |
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return |
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} |
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|
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void navigateToPage(status, targetPage) |
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} |
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|
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if (config) { |
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document.addEventListener('click', handlePaginationClick, true) |
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} |
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|
