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/**
* Stores encoded results for `Persistable` requests.
*
* The `Persistence` service creates scoped stores keyed by each request's
* `PrimaryKey`. Stores read and write schema-encoded `Exit` values with
* optional TTLs, letting request workflows reuse expensive or idempotent results
* across fibers, process restarts, or workers that share a backing store.
*
* @since 4.0.0
*/
import * as Arr from "../../Array.ts";
import * as Clock from "../../Clock.ts";
import * as Context from "../../Context.ts";
import * as Duration from "../../Duration.ts";
import * as Effect from "../../Effect.ts";
import * as Exit from "../../Exit.ts";
import * as Layer from "../../Layer.ts";
import * as Schema from "../../Schema.ts";
import type * as Scope from "../../Scope.ts";
import * as SqlClient from "../sql/SqlClient.ts";
import * as KeyValueStore from "./KeyValueStore.ts";
import * as Persistable from "./Persistable.ts";
import * as Redis from "./Redis.ts";
declare const ErrorTypeId: "~effect/persistence/Persistence/PersistenceError";
declare const PersistenceError_base: Schema.Class<PersistenceError, Schema.Struct<{
readonly _tag: Schema.tag<"PersistenceError">;
readonly message: Schema.String;
readonly cause: Schema.optional<Schema.Defect>;
}>, import("../../Cause.ts").YieldableError>;
/**
* Error raised by persistence and backing-store operations.
*
* @category errors
* @since 4.0.0
*/
export declare class PersistenceError extends PersistenceError_base {
/**
* Marks this value as a persistence error for runtime guards.
*
* @since 4.0.0
*/
readonly [ErrorTypeId]: typeof ErrorTypeId;
}
declare const Persistence_base: Context.ServiceClass<Persistence, "effect/persistence/Persistence", {
readonly make: (options: {
readonly storeId: string;
readonly timeToLive?: (exit: Exit.Exit<unknown, unknown>, key: Persistable.Any) => Duration.Input;
}) => Effect.Effect<PersistenceStore, never, Scope.Scope>;
}>;
/**
* Service for creating scoped stores of persisted `Persistable` request
* results.
*
* @category models
* @since 4.0.0
*/
export declare class Persistence extends Persistence_base {
}
/**
* Typed store for persisted `Exit` values keyed by `Persistable` requests.
*
* @category models
* @since 4.0.0
*/
export interface PersistenceStore {
readonly get: <A extends Schema.Top, E extends Schema.Top>(key: Persistable.Persistable<A, E>) => Effect.Effect<Exit.Exit<A["Type"], E["Type"]> | undefined, PersistenceError | Schema.SchemaError, A["DecodingServices"] | E["DecodingServices"]>;
readonly getMany: <A extends Schema.Top, E extends Schema.Top>(keys: Iterable<Persistable.Persistable<A, E>>) => Effect.Effect<Array<Exit.Exit<A["Type"], E["Type"]> | undefined>, PersistenceError | Schema.SchemaError, A["DecodingServices"] | E["DecodingServices"]>;
readonly set: <A extends Schema.Top, E extends Schema.Top>(key: Persistable.Persistable<A, E>, value: Exit.Exit<A["Type"], E["Type"]>) => Effect.Effect<void, PersistenceError | Schema.SchemaError, A["EncodingServices"] | E["EncodingServices"]>;
readonly setMany: <A extends Schema.Top, E extends Schema.Top>(entries: Iterable<readonly [Persistable.Persistable<A, E>, Exit.Exit<A["Type"], E["Type"]>]>) => Effect.Effect<void, PersistenceError | Schema.SchemaError, A["EncodingServices"] | E["EncodingServices"]>;
readonly remove: <A extends Schema.Top, E extends Schema.Top>(key: Persistable.Persistable<A, E>) => Effect.Effect<void, PersistenceError>;
readonly clear: Effect.Effect<void, PersistenceError>;
}
declare const BackingPersistence_base: Context.ServiceClass<BackingPersistence, "effect/persistence/BackingPersistence", {
readonly make: (storeId: string) => Effect.Effect<BackingPersistenceStore, never, Scope.Scope>;
}>;
/**
* Service for creating raw backing stores for persistence store ids.
*
* @category BackingPersistence
* @since 4.0.0
*/
export declare class BackingPersistence extends BackingPersistence_base {
}
/**
* Raw persistence backing store for JSON-compatible objects with optional
* TTLs.
*
* @category BackingPersistence
* @since 4.0.0
*/
export interface BackingPersistenceStore {
readonly get: (key: string) => Effect.Effect<object | undefined, PersistenceError>;
readonly getMany: (keys: Arr.NonEmptyArray<string>) => Effect.Effect<Arr.NonEmptyArray<object | undefined>, PersistenceError>;
readonly set: (key: string, value: object, ttl: Duration.Duration | undefined) => Effect.Effect<void, PersistenceError>;
readonly setMany: (entries: Arr.NonEmptyArray<readonly [key: string, value: object, ttl: Duration.Duration | undefined]>) => Effect.Effect<void, PersistenceError>;
readonly remove: (key: string) => Effect.Effect<void, PersistenceError>;
readonly clear: Effect.Effect<void, PersistenceError>;
}
/**
* Provides `Persistence` from `BackingPersistence`.
*
* **Details**
*
* The layer serializes and deserializes `Persistable` exits, applies
* per-entry TTLs, and skips writes whose TTL is zero or negative.
*
* @category layers
* @since 4.0.0
*/
export declare const layer: Layer.Layer<Persistence, never, BackingPersistence>;
/**
* Provides an in-memory `BackingPersistence` grouped by store id.
*
* **Details**
*
* Entries are process-local and expire according to their stored TTL.
*
* @category layers
* @since 4.0.0
*/
export declare const layerBackingMemory: Layer.Layer<BackingPersistence>;
/**
* Provides SQL-backed persistence using one table per store id.
*
* **Details**
*
* Each table is created if needed and stores JSON-encoded values with optional
* expiration timestamps.
*
* @category layers
* @since 4.0.0
*/
export declare const layerBackingSqlMultiTable: Layer.Layer<BackingPersistence, never, SqlClient.SqlClient>;
/**
* Provides SQL-backed persistence using a shared `effect_persistence` table.
*
* **Details**
*
* Rows are partitioned by `store_id` and store JSON-encoded values with
* optional expiration timestamps.
*
* @category layers
* @since 4.0.0
*/
export declare const layerBackingSql: Layer.Layer<BackingPersistence, never, SqlClient.SqlClient>;
/**
* Provides Redis-backed persistence.
*
* **Details**
*
* Each store id is used as a key prefix, values are JSON-encoded, and finite
* TTLs are stored with Redis expiration.
*
* @category layers
* @since 4.0.0
*/
export declare const layerBackingRedis: Layer.Layer<BackingPersistence, never, Redis.Redis>;
/**
* Provides `BackingPersistence` using a `KeyValueStore`.
*
* **Details**
*
* Each store id becomes a key prefix, and values are stored as JSON with
* optional expiration timestamps.
*
* @category layers
* @since 4.0.0
*/
export declare const layerBackingKvs: Layer.Layer<BackingPersistence, never, KeyValueStore.KeyValueStore>;
/**
* Provides `Persistence` backed by the current `KeyValueStore`.
*
* @category layers
* @since 4.0.0
*/
export declare const layerKvs: Layer.Layer<Persistence, never, KeyValueStore.KeyValueStore>;
/**
* Provides `Persistence` backed by process-local in-memory storage.
*
* @category layers
* @since 4.0.0
*/
export declare const layerMemory: Layer.Layer<Persistence>;
/**
* Provides `Persistence` backed by the current `Redis` service.
*
* @category layers
* @since 4.0.0
*/
export declare const layerRedis: Layer.Layer<Persistence, never, Redis.Redis>;
/**
* Provides `Persistence` backed by SQL with one table per store id.
*
* @category layers
* @since 4.0.0
*/
export declare const layerSqlMultiTable: Layer.Layer<Persistence, never, SqlClient.SqlClient>;
/**
* Provides `Persistence` backed by SQL using a shared persistence table.
*
* @category layers
* @since 4.0.0
*/
export declare const layerSql: Layer.Layer<Persistence, never, SqlClient.SqlClient>;
/**
* Converts a TTL to an absolute expiration timestamp in milliseconds.
*
* **Details**
*
* Returns `null` for no TTL and uses `clock.currentTimeMillisUnsafe`, so it is
* intended for backing-store internals.
*
* @category converting
* @since 4.0.0
*/
export declare const unsafeTtlToExpires: (clock: Clock.Clock, ttl: Duration.Duration | undefined) => number | null;
export {};
//# sourceMappingURL=Persistence.d.ts.map

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