import { test } from "node:test";
import assert from "node:assert/strict";
import { complete } from "../src/model.js";
import { desktopArguments, shellArguments, toolsForCoordinates } from "../src/tools.js";

const config: import("../src/config.js").Config = { coordinateSpace: "pixels", llamaCppOrigin: "http://example.test", modelId: "test", databasePath: ":memory:" };

test("adapter accepts tool calls and rejects truncated responses", async (t) => {
    let finish = "tool_calls";
    t.mock.method(globalThis, "fetch", async (_url: unknown, options: RequestInit) => {
        assert.equal(JSON.parse(String(options.body)).model, "test");
        return Response.json({ choices: [{ finish_reason: finish, message: {
            role: "assistant", content: null,
            tool_calls: [{ id: "one", type: "function", function: { name: "desktop", arguments: '{"actions":[]}' } }],
        } }] });
    });
    assert.equal((await complete(config, [], [])).tool_calls?.[0]?.function.name, "desktop");
    finish = "length";
    await assert.rejects(complete(config, [], []), /incomplete/);
});

test("tool descriptions advertise coordinate conventions", () => {
    const normalized = toolsForCoordinates("normalized_1000")[0]?.function.description ?? "";
    assert.match(normalized, /Coordinates must be normalized integers in the range \[0, 1000\], where \(0, 0\) is top-left and \(1000, 1000\) is bottom-right\./);

    const pixels = toolsForCoordinates("pixels")[0]?.function.description ?? "";
    assert.match(pixels, /Click coordinates are screenshot pixels, not normalized coordinates\./);
    assert.doesNotMatch(pixels, /normalized integers in the range/);
});

test("tool inputs reject invalid commands, bounds, and action names", () => {
    assert.throws(() => shellArguments.parse({ command: "", timeoutSeconds: 1 }));
    assert.throws(() => shellArguments.parse({ command: "true", timeoutSeconds: 999 }));
    assert.throws(() => desktopArguments.parse({ actions: [{ type: "click", x: -1, y: 0 }] }));
    assert.throws(() => desktopArguments.parse({ actions: [{ type: "execute" }] }));
    assert.deepEqual(desktopArguments.parse({ actions: [] }), { actions: [] });
    assert.throws(() => desktopArguments.parse({ actions: [{ type: "click_target", target: "1" }] }));
    assert.equal(desktopArguments.parse({ actions: [{ type: "click_target", target: "1", observationId: "frame" }] }).actions[0]?.type, "click_target");
});