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/** |
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* Landing page picker for classifications (metadata.landing_page_id). |
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* Shown only when Custom Landing Pages module is enabled. Public URL logic is in Yatra Pro. |
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*/ |
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|
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import React, { useEffect, useMemo, useState } from "react"; |
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import { __, sprintf } from "../../lib/i18n"; |
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import { Card, CardContent, CardHeader, CardTitle } from "../ui/card"; |
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import { Select } from "../ui/select"; |
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import { Loader2 } from "lucide-react"; |
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|
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type WpPageSearchItem = { |
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id: number; |
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title?: { rendered?: string }; |
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}; |
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|
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function restRoot(): string { |
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const raw = window.yatraAdmin?.restUrl || "/wp-json/"; |
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return raw.endsWith("/") ? raw : `${raw}/`; |
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} |
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|
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function parsePageTitle(payload: unknown): string { |
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if (!payload || typeof payload !== "object") { |
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return ""; |
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} |
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const p = payload as WpPageSearchItem; |
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if (typeof p.title?.rendered === "string") { |
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return p.title.rendered.replace(/<[^>]+>/g, "").trim(); |
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} |
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return ""; |
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} |
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|
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export function parseLandingPageIdFromMetadata( |
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metadata?: { landing_page_id?: unknown } | null, |
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): number | null { |
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const raw = metadata?.landing_page_id; |
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if (raw == null || raw === "") { |
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return null; |
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} |
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const n = typeof raw === "number" ? raw : parseInt(String(raw).trim(), 10); |
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return Number.isFinite(n) && n > 0 ? n : null; |
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} |
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|
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export async function fetchPublishedPagePermalink( |
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pageId: number, |
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): Promise<string | null> { |
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if (!pageId) { |
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return null; |
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} |
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const nonce = window.yatraAdmin?.nonce || ""; |
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const url = `${restRoot()}wp/v2/pages/${pageId}?context=embed`; |
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const res = await fetch(url, { |
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credentials: "same-origin", |
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headers: { |
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"X-WP-Nonce": nonce, |
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Accept: "application/json", |
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}, |
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}); |
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if (!res.ok) { |
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return null; |
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} |
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const data = await res.json(); |
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if (typeof data?.link !== "string" || data.link === "") { |
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return null; |
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} |
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|
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return data.link; |
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} |
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|
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async function fetchPublishedPagesFirstPage(): Promise<{ |
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items: WpPageSearchItem[]; |
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total: number | null; |
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}> { |
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const nonce = window.yatraAdmin?.nonce || ""; |
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const params = new URLSearchParams({ |
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per_page: "100", |
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orderby: "title", |
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order: "asc", |
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status: "publish", |
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context: "embed", |
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}); |
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const res = await fetch(`${restRoot()}wp/v2/pages?${params}`, { |
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credentials: "same-origin", |
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headers: { |
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"X-WP-Nonce": nonce, |
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Accept: "application/json", |
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}, |
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}); |
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if (!res.ok) { |
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return { items: [], total: null }; |
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} |
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const data = await res.json(); |
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const items = Array.isArray(data) ? data : []; |
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const totalRaw = res.headers.get("X-WP-Total"); |
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const total = |
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totalRaw !== null && totalRaw !== "" ? parseInt(totalRaw, 10) : null; |
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|
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return { items, total: Number.isFinite(total) ? total : null }; |
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} |
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|
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async function fetchSinglePublishedPage( |
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pageId: number, |
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): Promise<WpPageSearchItem | null> { |
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const nonce = window.yatraAdmin?.nonce || ""; |
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const res = await fetch(`${restRoot()}wp/v2/pages/${pageId}?context=embed`, { |
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credentials: "same-origin", |
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headers: { |
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"X-WP-Nonce": nonce, |
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Accept: "application/json", |
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}, |
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}); |
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if (!res.ok) { |
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return null; |
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} |
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const data = await res.json(); |
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if (!data || typeof data.id !== "number") { |
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return null; |
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} |
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|
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return data as WpPageSearchItem; |
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} |
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|
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function sortPagesByTitle(list: WpPageSearchItem[]): WpPageSearchItem[] { |
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return [...list].sort((a, b) => { |
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const ta = parsePageTitle(a).toLowerCase(); |
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const tb = parsePageTitle(b).toLowerCase(); |
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return ta.localeCompare(tb); |
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}); |
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} |
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|
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function mergePageUnique( |
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list: WpPageSearchItem[], |
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extra: WpPageSearchItem, |
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): WpPageSearchItem[] { |
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const id = Number(extra.id); |
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if (!Number.isFinite(id) || id <= 0) { |
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return list; |
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} |
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if (list.some((p) => Number(p.id) === id)) { |
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return list; |
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} |
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|
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return sortPagesByTitle([...list, extra]); |
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} |
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|
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interface ClassificationLandingPageFieldProps { |
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value: number | null; |
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onChange: (id: number | null) => void; |
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/** Unique HTML id prefix for the select (per form). */ |
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selectId?: string; |
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} |
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|
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export function ClassificationLandingPageField({ |
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value, |
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onChange, |
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selectId = "yatra-classification-landing-page", |
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}: ClassificationLandingPageFieldProps) { |
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const moduleOn = Boolean( |
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typeof window !== "undefined" && |
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window.yatraAdmin?.customLandingPagesModuleEnabled, |
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); |
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|
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const [pages, setPages] = useState<WpPageSearchItem[]>([]); |
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const [loading, setLoading] = useState(true); |
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const [loadError, setLoadError] = useState(false); |
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const [totalPublished, setTotalPublished] = useState<number | null>(null); |
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|
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useEffect(() => { |
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if (!moduleOn) { |
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return; |
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} |
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|
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let cancelled = false; |
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void (async () => { |
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setLoading(true); |
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setLoadError(false); |
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try { |
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const { items, total } = await fetchPublishedPagesFirstPage(); |
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if (cancelled) { |
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return; |
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} |
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setPages(sortPagesByTitle(items)); |
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setTotalPublished(total); |
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} catch { |
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if (!cancelled) { |
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setLoadError(true); |
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setPages([]); |
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} |
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} finally { |
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if (!cancelled) { |
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setLoading(false); |
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} |
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} |
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})(); |
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|
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return () => { |
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cancelled = true; |
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}; |
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}, [moduleOn]); |
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|
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useEffect(() => { |
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if (!moduleOn || !value) { |
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return; |
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} |
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if (pages.some((p) => Number(p.id) === value)) { |
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return; |
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} |
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|
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let cancelled = false; |
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void (async () => { |
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const one = await fetchSinglePublishedPage(value); |
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if (cancelled || !one) { |
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return; |
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} |
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setPages((prev) => mergePageUnique(prev, one)); |
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})(); |
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|
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return () => { |
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cancelled = true; |
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}; |
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}, [moduleOn, value, pages]); |
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|
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const selectValue = useMemo( |
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() => (value && value > 0 ? String(value) : ""), |
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[value], |
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); |
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|
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if (!moduleOn) { |
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return null; |
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} |
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|
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return ( |
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<Card> |
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<CardHeader className="pb-2"> |
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<CardTitle className="text-base"> |
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{__("Custom landing page", "yatra")} |
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</CardTitle> |
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</CardHeader> |
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<CardContent className="space-y-3 text-sm"> |
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<p className="text-xs text-gray-600 dark:text-gray-400"> |
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{__( |
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"Public catalog links and redirects use this WordPress page URL instead of the default Yatra taxonomy path.", |
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"yatra", |
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)} |
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</p> |
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|
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<div className="space-y-1"> |
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<label |
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htmlFor={selectId} |
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className="block text-sm font-medium text-gray-700 dark:text-gray-300" |
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> |
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{__("WordPress page", "yatra")} |
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</label> |
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{loading ? ( |
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<div className="flex items-center gap-2 text-sm text-gray-500 dark:text-gray-400 py-2"> |
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<Loader2 className="w-4 h-4 animate-spin" /> |
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{__("Loading pages…", "yatra")} |
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</div> |
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) : loadError ? ( |
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<p className="text-sm text-red-600 dark:text-red-400"> |
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{__( |
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"Could not load pages. Check that you are logged in and try again.", |
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"yatra", |
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)} |
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</p> |
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) : ( |
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<Select |
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id={selectId} |
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className="w-full h-10" |
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value={selectValue} |
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onChange={(e) => { |
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const v = e.target.value; |
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if (v === "") { |
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onChange(null); |
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return; |
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} |
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const n = parseInt(v, 10); |
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onChange(Number.isFinite(n) && n > 0 ? n : null); |
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}} |
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> |
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<option value=""> |
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{__("— Default Yatra URL (no custom page) —", "yatra")} |
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</option> |
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{pages.map((p) => { |
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const id = Number(p.id); |
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const label = parsePageTitle(p) || __("(no title)", "yatra"); |
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|
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return ( |
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<option key={id} value={String(id)}> |
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{label} |
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</option> |
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); |
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})} |
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</Select> |
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)} |
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{totalPublished !== null && totalPublished > 100 && !loading && ( |
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<p className="text-xs text-gray-500 dark:text-gray-400"> |
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{sprintf( |
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// translators: %d: total number of published pages on the site. |
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__( |
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"Showing the first 100 published pages (of %d). Change the selection in WordPress → Pages if yours is not listed.", |
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"yatra", |
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), |
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totalPublished, |
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)} |
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</p> |
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)} |
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</div> |
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</CardContent> |
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</Card> |
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); |
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} |
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|
