codechecker

import { completeText, extractJson } from "../llm";
import type { BuildPlan } from "../types";
import type { MemoryStore } from "../memory/store";

export class Planner {
  constructor(private readonly model: any, private readonly memory: MemoryStore) {}

  async run(
    spec: string,
    workspaceRoot: string,
    memorySummary: string
  ): Promise<BuildPlan> {
    const prompt = [
      "You are the Planner agent for Codechecker Forge.",
      "Return JSON only. No markdown, no commentary.",
      "Your job is to create a plugin scaffold plan for LM Studio.",
      "The plugin must export async function main(context).",
      "Prefer files for toolsProvider, orchestrator, workspace, memory, and promptPreprocessor.",
      "",
      `Workspace root: ${workspaceRoot}`,
      "",
      "Relevant memories:",
      memorySummary || "(none)",
      "",
      "User goal:",
      spec,
      "",
      "Return exactly this JSON shape:",
      `{ "pluginName": "...", "summary": "...", "targetDir": ".forge-generated/<slug>", "files": [{"path": "src/index.ts", "purpose": "..." }], "notes": ["..."] }`
    ].join("\n");

    const raw = await completeText(this.model, prompt, 2600, 0.2);
    const plan = extractJson<BuildPlan>(raw);
    plan.notes = plan.notes ?? [];
    return plan;
  }
}