import { tool } from "@opencode-ai/plugin";
import { ToolSessionContextStore } from "../../src/session/toolContextStore.js";

const internalBaseUrl = process.env.TJWATER_AGENT_INTERNAL_BASE_URL ?? "http://127.0.0.1:8787";
const internalToken = process.env.TJWATER_AGENT_INTERNAL_TOKEN ?? "";
const toolContextStore = new ToolSessionContextStore();
const initializePromise = toolContextStore.initialize();

export default tool({
  description:
    "把本地 JSON 渲染文件迁移成受控的 render_ref。仅适用于需要通过链接引用传递的大型 junction render payload。",
  args: {
    reason: tool.schema
      .string()
      .describe("Why this local render payload should be persisted as a render_ref."),
    file_path: tool.schema
      .string()
      .describe(
        "Absolute path to a local JSON file containing the raw render payload, or a wrapper object with data, metadata, and location. If wrapper metadata/location is missing or stale, the resolver will normalize and write it back before storing the render_ref.",
      ),
  },
  async execute(args, context) {
    await initializePromise;
    const sessionContext = await toolContextStore.read(context.sessionID);
    if (!sessionContext) {
      throw new Error(`session context not found for ${context.sessionID}`);
    }
    const response = await fetch(`${internalBaseUrl}/internal/tools/store-render-ref`, {
      method: "POST",
      headers: {
        "Content-Type": "application/json",
        "x-agent-internal-token": internalToken,
      },
      body: JSON.stringify({
        sessionScopeKey: sessionContext.sessionScopeKey,
        file_path: args.file_path,
      }),
    });

    const text = await response.text();
    if (!response.ok) {
      throw new Error(text);
    }
    return text;
  },
});