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A lexicon-driven AppView for ATProto.
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TypeScript
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136/** * Scripting language a script is written for. The backend stamps this * on every row so a future runtime (e.g. `"typescript"`) can land * without a schema migration. Today only `"lua"` ships. */export type ScriptLanguage = "lua"
/** * One row from the `scripts` table — what the admin API returns. * * The script's `id` IS its trigger string; the dispatcher resolves * scripts directly by id at firing time. Examples: * * record.index:com.example.thing — wildcard for any record event * record.create:com.example.thing — fires only on create * xrpc.query:com.example.list — XRPC query handler * xrpc.procedure:com.example.create — XRPC procedure handler * labeler.apply:app.bsky.feed.post — label on at://<did>/app.bsky.feed.post/<rkey> * labeler.apply:_actor — label on a bare DID * * Cascade rule (record events ONLY): the dispatcher tries * `record.<action>:<nsid>` first, falls back to `record.index:<nsid>` * if no specific row exists. No cascade for XRPC or labeler triggers. */export interface Script { /** Trigger string; identifies the row. */ id: string script_type: ScriptLanguage body: string description?: string | null created_at: string updated_at: string}
/** Body for `POST /admin/scripts` (create or replace by `id`). */export interface UpsertScriptBody { id: string /** Defaults to `"lua"` server-side if omitted. */ script_type?: ScriptLanguage body: string description?: string | null}
/** * Body for `PATCH /admin/scripts/{id}`. All fields optional. Patching * `script_type` requires `body` alongside (server can't validate a * stale body against a new language). */export interface PatchScriptBody { script_type?: ScriptLanguage body?: string description?: string | null}
// ---------------------------------------------------------------------------// Trigger grammar// ---------------------------------------------------------------------------
/** Trigger families the dispatcher knows. */export type TriggerKind = | "record.index" | "record.create" | "record.update" | "record.delete" | "xrpc.query" | "xrpc.procedure" | "labeler.apply"
/** Display labels for each trigger kind. */export const TRIGGER_KIND_LABELS: Record<TriggerKind, string> = { "record.index": "Record (any action)", "record.create": "Record create", "record.update": "Record update", "record.delete": "Record delete", "xrpc.query": "XRPC query", "xrpc.procedure": "XRPC procedure", "labeler.apply": "Label arrival",}
/** Top-level grouping for the Scripts list page. */export type TriggerFamily = "record" | "xrpc" | "labeler"
export const TRIGGER_FAMILY_LABELS: Record<TriggerFamily, string> = { record: "Record events", xrpc: "XRPC handlers", labeler: "Label arrivals",}
/** Map a trigger kind to its top-level family. */export function familyOf(kind: TriggerKind): TriggerFamily { if (kind.startsWith("record.")) return "record" if (kind.startsWith("xrpc.")) return "xrpc" return "labeler"}
/** * Split a trigger id into its `(kind, suffix)` parts. Returns `null` * if the id doesn't match the trigger grammar — useful for surfacing * broken rows in the UI. */export function parseTriggerId( id: string,): { kind: TriggerKind; suffix: string } | null { const sep = id.indexOf(":") if (sep <= 0 || sep === id.length - 1) return null const prefix = id.slice(0, sep) const suffix = id.slice(sep + 1) const kind = ([ "record.index", "record.create", "record.update", "record.delete", "xrpc.query", "xrpc.procedure", "labeler.apply", ] as const).find((k) => k === prefix) if (!kind) return null return { kind, suffix }}
/** * A reasonable starter script body — defines the required `handle()` * function. Used to prefill the new-script form. */export const DEFAULT_SCRIPT_BODY = `-- Trigger script: receives an \`event\` table describing what fired-- the script and returns either a transformed event/record (table) or-- \`nil\` to skip the operation.---- Available APIs: db.*, http.*, xrpc.*, atproto.*, Record.*, env.<KEY>
function handle() log("script fired") return eventend`