// Add these to: src/gateway/protocol/schema/sessions.ts
// These TypeBox schemas define the RPC param validation for the 4 new session history endpoints.
// Each schema must also be:
//   1. Exported from src/gateway/protocol/schema/types.ts
//   2. Compiled with ajv in src/gateway/protocol/index.ts:
//      export const validateSessionsArchivedParams = ajv.compile<SessionsArchivedParams>(SessionsArchivedParamsSchema);
//   3. Registered in the server methods list

import { Type } from "@sinclair/typebox";

// NonEmptyString is already defined in the schema file as:
// const NonEmptyString = Type.String({ minLength: 1 });

export const SessionsArchivedParamsSchema = Type.Object(
  {
    /** Agent ID to filter by (optional). */
    agentId: Type.Optional(NonEmptyString),
    /** Max sessions to return (default 50, max 200). */
    limit: Type.Optional(Type.Integer({ minimum: 1, maximum: 200 })),
    /** Pagination offset (default 0). */
    offset: Type.Optional(Type.Integer({ minimum: 0 })),
    /** Text search filter (case-insensitive substring match). */
    search: Type.Optional(Type.String()),
    /** Status filter: active or archived (default archived). */
    status: Type.Optional(Type.Union([Type.Literal("active"), Type.Literal("archived")])),
  },
  { additionalProperties: false },
);

export const SessionsResumeParamsSchema = Type.Object(
  {
    /** Session ID to resume from archive. */
    sessionId: NonEmptyString,
    /** Agent ID (for validation). */
    agentId: Type.Optional(NonEmptyString),
  },
  { additionalProperties: false },
);

export const SessionsRenameParamsSchema = Type.Object(
  {
    /** Session ID to rename. */
    sessionId: NonEmptyString,
    /** New display name for the session. */
    displayName: Type.String(),
    /** Agent ID (for validation). */
    agentId: Type.Optional(NonEmptyString),
  },
  { additionalProperties: false },
);

export const SessionsDeleteArchivedParamsSchema = Type.Object(
  {
    /** Session ID to permanently delete from archive. */
    sessionId: NonEmptyString,
    /** Agent ID (for validation). */
    agentId: Type.Optional(NonEmptyString),
    /** Delete associated transcript file as well. */
    deleteTranscript: Type.Optional(Type.Boolean()),
  },
  { additionalProperties: false },
);

// Type exports (add to types.ts):
// export type SessionsArchivedParams = Static<typeof SessionsArchivedParamsSchema>;
// export type SessionsResumeParams = Static<typeof SessionsResumeParamsSchema>;
// export type SessionsRenameParams = Static<typeof SessionsRenameParamsSchema>;
// export type SessionsDeleteArchivedParams = Static<typeof SessionsDeleteArchivedParamsSchema>;