import { z } from "zod";
import type { Terminal } from "../terminal.js";
/** Holds write tokens, the one thing here nothing can rebuild. */
export declare const REGISTRY_PATH: string;
export declare const isCanvasId: (value: string) => boolean;
export declare const mintWriteToken: () => string;
declare const Entry: z.ZodObject<{
    name: z.ZodString;
    source: z.ZodOptional<z.ZodString>;
    api: z.ZodString;
    writeToken: z.ZodOptional<z.ZodString>;
    pending: z.ZodOptional<z.ZodString>;
    rev: z.ZodNumber;
    live: z.ZodOptional<z.ZodObject<{
        session: z.ZodString;
        expiresAt: z.ZodString;
        key: z.ZodOptional<z.ZodString>;
    }, z.core.$strip>>;
}, z.core.$strip>;
declare const Registry: z.ZodObject<{
    canvases: z.ZodRecord<z.ZodString, z.ZodObject<{
        name: z.ZodString;
        source: z.ZodOptional<z.ZodString>;
        api: z.ZodString;
        writeToken: z.ZodOptional<z.ZodString>;
        pending: z.ZodOptional<z.ZodString>;
        rev: z.ZodNumber;
        live: z.ZodOptional<z.ZodObject<{
            session: z.ZodString;
            expiresAt: z.ZodString;
            key: z.ZodOptional<z.ZodString>;
        }, z.core.$strip>>;
    }, z.core.$strip>>;
}, z.core.$strip>;
export type CanvasEntry = z.infer<typeof Entry>;
export type CanvasRegistry = z.infer<typeof Registry>;
export type Registered = {
    id: string;
    entry: CanvasEntry;
};
export declare const readRegistry: () => Promise<CanvasRegistry>;
/** Asked before a canvas is minted, so a refusal costs nothing on the app. */
export declare const ensureRegistryHome: (terminal: Terminal) => Promise<void>;
/** Compared case-blind and by inode: macOS ignores case, and a link is the same file. */
export declare const isReservedRegistryTarget: (path: string) => Promise<boolean>;
export declare const writeRegistry: (registry: CanvasRegistry, terminal: Terminal) => Promise<void>;
/** Two commands writing the whole file at once would each keep only their own change. */
export declare const withRegistryLock: <T>(work: () => Promise<T>) => Promise<T>;
export declare const updateRegistry: (change: (registry: CanvasRegistry) => void, terminal: Terminal) => Promise<CanvasRegistry>;
export declare const sourceKey: (path: string) => string;
export declare const findCanvas: (registry: CanvasRegistry, ref: string) => Registered;
export declare const findBySource: (registry: CanvasRegistry, path: string) => Registered | undefined;
/**
 * Fallback after the path: a pull and the render after it write two files,
 * and only one can be the recorded path. A path match wins, since a title
 * can be edited.
 */
export declare const findByTitle: (registry: CanvasRegistry, title: string) => Registered | undefined;
export declare const onlyCanvas: (registry: CanvasRegistry) => Registered;
export declare const selectCanvas: (registry: CanvasRegistry, ref: string | undefined) => Registered;
export {};
//# sourceMappingURL=registry.d.ts.map