{"version":3,"file":"seo-CcaPKVCu.mjs","names":[],"sources":["../src/api/handlers/seo.ts"],"sourcesContent":["/**\n * SEO Handlers\n *\n * Business logic for sitemap generation and robots.txt.\n */\n\nimport { sql, type Kysely } from \"kysely\";\n\nimport type { Database } from \"../../database/types.js\";\nimport { validateIdentifier } from \"../../database/validate.js\";\nimport type { ApiResult } from \"../types.js\";\n\n/** Raw content data for sitemap generation — the route builds the actual URLs */\nexport interface SitemapContentEntry {\n\t/** Content ID (ULID) */\n\tid: string;\n\t/** Content slug, or null when the entry has no slug */\n\tslug: string | null;\n\t/** ISO date of last modification */\n\tupdatedAt: string;\n\t/**\n\t * Locale of this row (e.g. `\"en\"`, `\"fr\"`). Always present — rows in\n\t * pre-i18n databases are backfilled to the configured `defaultLocale`.\n\t */\n\tlocale: string;\n\t/**\n\t * `translation_group` ULID shared across all locale variants of the\n\t * same content. Used by the sitemap route to emit `hreflang`\n\t * alternates between siblings.\n\t */\n\ttranslationGroup: string | null;\n\t/**\n\t * Stored SEO image reference (`_emdash_seo.seo_image`), or null when\n\t * the entry has no SEO image. The route resolves it to an absolute\n\t * URL and emits it as an `<image:image>` sitemap entry.\n\t */\n\timage: string | null;\n}\n\n/** Per-collection sitemap data with entries and URL pattern */\nexport interface SitemapCollectionData {\n\t/** Collection slug (e.g., \"post\", \"page\") */\n\tcollection: string;\n\t/** URL pattern with {slug} placeholder, or null for default /{collection}/{slug} */\n\turlPattern: string | null;\n\t/** Most recent updated_at across all entries (for sitemap index lastmod) */\n\tlastmod: string;\n\t/** Individual content entries */\n\tentries: SitemapContentEntry[];\n}\n\nexport interface SitemapDataResponse {\n\tcollections: SitemapCollectionData[];\n}\n\n/** Maximum entries per sitemap (per spec) */\nconst SITEMAP_MAX_ENTRIES = 50_000;\n\n/** Matches a trailing timezone designator (`Z` or `±HH`, `±HHMM`, `±HH:MM`). */\nconst TZ_SUFFIX_RE = /([zZ]|[+-]\\d{2}(:?\\d{2})?)$/;\n\n/**\n * Normalize a stored timestamp to W3C Datetime (ISO 8601) for sitemaps.\n *\n * `updated_at` is not guaranteed to be ISO: the column default is\n * `datetime('now')` on SQLite and `CURRENT_TIMESTAMP` on Postgres, both of\n * which store a space-separated `YYYY-MM-DD HH:MM:SS` string (and imported\n * content can carry other shapes). The sitemap `<lastmod>` field requires\n * W3C Datetime, and Google Search Console rejects the space-separated form\n * as \"Invalid date\". Normalize defensively, assuming UTC when no offset is\n * present (matches SQLite's `datetime('now')`). Valid date strings are\n * normalized to UTC ISO 8601; unparseable values are returned as-is.\n */\nfunction toW3CDate(value: string): string {\n\tif (!value) return value;\n\tlet normalized = value.trim();\n\tif (normalized.includes(\" \") && !normalized.includes(\"T\")) {\n\t\tnormalized = normalized.replace(\" \", \"T\");\n\t}\n\tif (!TZ_SUFFIX_RE.test(normalized)) {\n\t\tnormalized += \"Z\";\n\t}\n\tconst parsed = Date.parse(normalized);\n\treturn Number.isNaN(parsed) ? value : new Date(parsed).toISOString();\n}\n\n/**\n * Collect all published, indexable content across SEO-enabled collections\n * for sitemap generation, grouped by collection.\n *\n * Only includes content from routable collections with `has_seo = 1`.\n * Excludes content with `seo_no_index = 1` in the `_emdash_seo` table.\n *\n * Returns raw data grouped per collection. The caller (route) is\n * responsible for building absolute URLs — this handler does NOT\n * assume a URL structure.\n */\nexport async function handleSitemapData(\n\tdb: Kysely<Database>,\n\t/** When set, only return data for this collection. */\n\tcollectionSlug?: string,\n): Promise<ApiResult<SitemapDataResponse>> {\n\ttry {\n\t\t// Find SEO-enabled collections (optionally filtered)\n\t\tlet query = db\n\t\t\t.selectFrom(\"_emdash_collections\")\n\t\t\t.select([\"slug\", \"url_pattern\"])\n\t\t\t.where(\"has_seo\", \"=\", 1)\n\t\t\t.where(\"routable\", \"=\", 1);\n\n\t\tif (collectionSlug) {\n\t\t\tquery = query.where(\"slug\", \"=\", collectionSlug);\n\t\t}\n\n\t\tconst collections = await query.execute();\n\n\t\tconst result: SitemapCollectionData[] = [];\n\n\t\tfor (const col of collections) {\n\t\t\t// Validate the slug before using it as a table name identifier.\n\t\t\t// Should always pass (slugs are validated on creation), but\n\t\t\t// guards against corrupted DB data.\n\t\t\ttry {\n\t\t\t\tvalidateIdentifier(col.slug, \"collection slug\");\n\t\t\t} catch {\n\t\t\t\tconsole.warn(`[SITEMAP] Skipping collection with invalid slug: ${col.slug}`);\n\t\t\t\tcontinue;\n\t\t\t}\n\n\t\t\tconst tableName = `ec_${col.slug}`;\n\n\t\t\t// Query published, non-deleted content.\n\t\t\t// LEFT JOIN _emdash_seo to check noindex flag.\n\t\t\t// Content without an SEO row is assumed indexable (default).\n\t\t\t// Wrapped in try/catch so a missing/broken table doesn't fail the\n\t\t\t// entire sitemap — we skip that collection and continue.\n\t\t\ttry {\n\t\t\t\tconst rows = await sql<{\n\t\t\t\t\tslug: string | null;\n\t\t\t\t\tid: string;\n\t\t\t\t\tupdated_at: string;\n\t\t\t\t\tlocale: string;\n\t\t\t\t\ttranslation_group: string | null;\n\t\t\t\t\tseo_image: string | null;\n\t\t\t\t}>`\n\t\t\t\t\tSELECT c.slug, c.id, c.updated_at, c.locale, c.translation_group, s.seo_image\n\t\t\t\t\tFROM ${sql.ref(tableName)} c\n\t\t\t\t\tLEFT JOIN _emdash_seo s\n\t\t\t\t\t\tON s.collection = ${col.slug}\n\t\t\t\t\t\tAND s.content_id = c.id\n\t\t\t\t\tWHERE c.status = 'published'\n\t\t\t\t\tAND c.deleted_at IS NULL\n\t\t\t\t\tAND c.slug IS NOT NULL\n\t\t\t\t\tAND TRIM(c.slug) <> ''\n\t\t\t\t\tAND (s.seo_no_index IS NULL OR s.seo_no_index = 0)\n\t\t\t\t\tORDER BY c.updated_at DESC\n\t\t\t\t\tLIMIT ${SITEMAP_MAX_ENTRIES}\n\t\t\t\t`.execute(db);\n\n\t\t\t\tif (rows.rows.length === 0) continue;\n\n\t\t\t\tconst entries: SitemapContentEntry[] = [];\n\t\t\t\tfor (const row of rows.rows) {\n\t\t\t\t\tentries.push({\n\t\t\t\t\t\tid: row.id,\n\t\t\t\t\t\tslug: row.slug,\n\t\t\t\t\t\tupdatedAt: toW3CDate(row.updated_at),\n\t\t\t\t\t\tlocale: row.locale,\n\t\t\t\t\t\ttranslationGroup: row.translation_group,\n\t\t\t\t\t\timage: row.seo_image ?? null,\n\t\t\t\t\t});\n\t\t\t\t}\n\n\t\t\t\tresult.push({\n\t\t\t\t\tcollection: col.slug,\n\t\t\t\t\turlPattern: col.url_pattern,\n\t\t\t\t\t// Rows are ordered by updated_at DESC, so first row is the latest\n\t\t\t\t\tlastmod: toW3CDate(rows.rows[0].updated_at),\n\t\t\t\t\tentries,\n\t\t\t\t});\n\t\t\t} catch (err) {\n\t\t\t\t// Table missing or query error — skip this collection\n\t\t\t\tconsole.warn(`[SITEMAP] Failed to query collection \"${col.slug}\":`, err);\n\t\t\t\tcontinue;\n\t\t\t}\n\t\t}\n\n\t\treturn { success: true, data: { collections: result } };\n\t} catch (error) {\n\t\tconsole.error(\"[SITEMAP_ERROR]\", error);\n\t\treturn {\n\t\t\tsuccess: false,\n\t\t\terror: { code: \"SITEMAP_ERROR\", message: \"Failed to generate sitemap data\" },\n\t\t};\n\t}\n}\n"],"mappings":";;;;;;;;;;AAwDA,MAAM,sBAAsB;;AAG5B,MAAM,eAAe;;;;;;;;;;;;;AAcrB,SAAS,UAAU,OAAuB;AACzC,KAAI,CAAC,MAAO,QAAO;CACnB,IAAI,aAAa,MAAM,MAAM;AAC7B,KAAI,WAAW,SAAS,IAAI,IAAI,CAAC,WAAW,SAAS,IAAI,CACxD,cAAa,WAAW,QAAQ,KAAK,IAAI;AAE1C,KAAI,CAAC,aAAa,KAAK,WAAW,CACjC,eAAc;CAEf,MAAM,SAAS,KAAK,MAAM,WAAW;AACrC,QAAO,OAAO,MAAM,OAAO,GAAG,QAAQ,IAAI,KAAK,OAAO,CAAC,aAAa;;;;;;;;;;;;;AAcrE,eAAsB,kBACrB,IAEA,gBAC0C;AAC1C,KAAI;EAEH,IAAI,QAAQ,GACV,WAAW,sBAAsB,CACjC,OAAO,CAAC,QAAQ,cAAc,CAAC,CAC/B,MAAM,WAAW,KAAK,EAAE,CACxB,MAAM,YAAY,KAAK,EAAE;AAE3B,MAAI,eACH,SAAQ,MAAM,MAAM,QAAQ,KAAK,eAAe;EAGjD,MAAM,cAAc,MAAM,MAAM,SAAS;EAEzC,MAAM,SAAkC,EAAE;AAE1C,OAAK,MAAM,OAAO,aAAa;AAI9B,OAAI;AACH,uBAAmB,IAAI,MAAM,kBAAkB;WACxC;AACP,YAAQ,KAAK,oDAAoD,IAAI,OAAO;AAC5E;;GAGD,MAAM,YAAY,MAAM,IAAI;AAO5B,OAAI;IACH,MAAM,OAAO,MAAM,GAOjB;;YAEM,IAAI,IAAI,UAAU,CAAC;;0BAEL,IAAI,KAAK;;;;;;;;aAQtB,oBAAoB;MAC3B,QAAQ,GAAG;AAEb,QAAI,KAAK,KAAK,WAAW,EAAG;IAE5B,MAAM,UAAiC,EAAE;AACzC,SAAK,MAAM,OAAO,KAAK,KACtB,SAAQ,KAAK;KACZ,IAAI,IAAI;KACR,MAAM,IAAI;KACV,WAAW,UAAU,IAAI,WAAW;KACpC,QAAQ,IAAI;KACZ,kBAAkB,IAAI;KACtB,OAAO,IAAI,aAAa;KACxB,CAAC;AAGH,WAAO,KAAK;KACX,YAAY,IAAI;KAChB,YAAY,IAAI;KAEhB,SAAS,UAAU,KAAK,KAAK,GAAG,WAAW;KAC3C;KACA,CAAC;YACM,KAAK;AAEb,YAAQ,KAAK,yCAAyC,IAAI,KAAK,KAAK,IAAI;AACxE;;;AAIF,SAAO;GAAE,SAAS;GAAM,MAAM,EAAE,aAAa,QAAQ;GAAE;UAC/C,OAAO;AACf,UAAQ,MAAM,mBAAmB,MAAM;AACvC,SAAO;GACN,SAAS;GACT,OAAO;IAAE,MAAM;IAAiB,SAAS;IAAmC;GAC5E"}