import { Type } from "typebox";

import { CacheManager } from "../shared/cache";
import { serializeResponseWithMeta, type SerializedToolResult } from "../shared/serialize";

export interface CacheAdminDeps {
  cacheManager: CacheManager;
}

export function createGetCacheInfoTool(deps: CacheAdminDeps) {
  return {
    name: "get_cache_info",
    label: "Get Cache Info",
    description: "Get cache statistics: entry count, size, memory usage.",
    promptSnippet: "Return rtfd cache statistics (entry count, size, memory)",
    parameters: Type.Object({}),
    async execute(_toolCallId?: string, _params?: Record<string, unknown>): Promise<SerializedToolResult> {
      const stats = deps.cacheManager.getStats();
      return serializeResponseWithMeta(stats);
    },
  };
}

export function createGetCacheEntriesTool(deps: CacheAdminDeps) {
  return {
    name: "get_cache_entries",
    label: "Get Cache Entries",
    description: "Get details for all cached entries: age, size, content preview.",
    promptSnippet: "List all rtfd cache entries with age, size, and content preview",
    parameters: Type.Object({}),
    async execute(_toolCallId?: string, _params?: Record<string, unknown>): Promise<SerializedToolResult> {
      const entries = deps.cacheManager.getAllEntries();
      const result = {
        total_entries: Object.keys(entries).length,
        entries,
      };
      return serializeResponseWithMeta(result);
    },
  };
}