// influxdb's tools — its own code (novox/hq ADR 0039), importing its own client. They return
// structured data; the mesh serves them through the sdk's tool harness. Read-only: health, bucket
// listing, and Flux queries — no write path is exposed.

import { registerModuleTools, type ToolDefinition } from "@novox/mesh-sdk/tools";
import { InfluxDBClient } from "../client.js";

export function getInfluxDBTools(influx: InfluxDBClient): ToolDefinition[] {
  return [
    {
      name: "influxdb_health",
      description: "InfluxDB server health and version.",
      input: {},
      run: async () => influx.health(),
    },
    {
      name: "influxdb_list_buckets",
      description: "List InfluxDB buckets in the org, with their retention.",
      input: {},
      run: async () => {
        const buckets = await influx.listBuckets();
        return { count: buckets.length, buckets };
      },
    },
    {
      name: "influxdb_query",
      description:
        "Run a read-only Flux query against InfluxDB and return the parsed rows (plus raw CSV). The query is Flux, e.g. from(bucket:\"default\") |> range(start:-1h).",
      input: { flux: { type: "string", description: "the Flux query to run" } },
      run: async (args) => {
        const { csv, rows } = await influx.query(String(args.flux));
        return { rowCount: rows.length, rows, csv };
      },
    },
  ];
}

// The tools exist only when a token is configured; without one, influxdb contributes none rather
// than failing the whole runtime.
registerModuleTools("influxdb", (env) => {
  try {
    return getInfluxDBTools(InfluxDBClient.fromEnv(env));
  } catch {
    return [];
  }
});