import { writeFile } from "node:fs/promises";
import path from "node:path";
import { expect, test } from "@playwright/test";
import { openFixture } from "../__tests__/fixture.js";

test("Git → Pi provider → semantic browser review → persisted feedback → Pi follow-up", async ({
	page,
}, testInfo) => {
	const fixture = await openFixture();
	try {
		await fixture.run();
		await page.goto(fixture.url);
		await expect(page.locator("#status")).toHaveText("Review ready");
		await expect(page.locator(".hunk")).toHaveCount(2);
		await expect(page.locator("#view-summary")).toHaveText(
			"Bound retries before using them.",
		);
		await page.getByRole("button", { name: "Review contract.ts" }).click();
		await expect(page.locator("#explanation")).toHaveText(
			"Explanation for contract.ts.",
		);
		await page.getByRole("tab", { name: "Ask", exact: true }).click();
		await page
			.locator("#question")
			.fill("Does this include the first attempt?");
		await page.getByRole("button", { name: "Send", exact: true }).click();
		await expect(page.locator("#chat")).toContainText(
			"Three attempts include the first call.",
		);
		await page
			.getByRole("button", {
				name: "Comment on new line 1 in contract.ts",
				exact: true,
			})
			.click();
		await page.locator("#comment-text").fill("Document the retry bound.");
		await page
			.getByRole("button", { name: "Add comment", exact: true })
			.click();
		await expect(page.locator(".finding")).toContainText(
			"Document the retry bound.",
		);
		await page
			.getByRole("button", { name: "Mark reviewed", exact: true })
			.click();
		await expect(page.locator("#progress-label")).toContainText("1 / 2");
		await page
			.locator("#notes")
			.fill("Add a regression for exhausted attempts.");
		await expect
			.poll(() =>
				page.evaluate(async () => {
					const response = await fetch("/api/state");
					return (await response.json()).review.draft.notes;
				}),
			)
			.toBe("Add a regression for exhausted attempts.");
		await page.reload();
		await page.getByRole("tab", { name: "Feedback" }).click();
		await expect(page.locator("#notes")).toHaveValue(
			"Add a regression for exhausted attempts.",
		);
		await expect(page.locator(".finding")).toContainText(
			"Document the retry bound.",
		);
		await page.screenshot({
			path: testInfo.outputPath("strata-pi-workspace.png"),
			fullPage: true,
		});

		await writeFile(
			path.join(fixture.root, "contract.ts"),
			"export const attempts = 4;\n",
		);
		page.once("dialog", (dialog) => dialog.accept());
		await page.getByRole("button", { name: "Send feedback to Pi" }).click();
		await expect(page.locator("#status")).toContainText("snapshot is stale");
		expect(
			fixture.prompts.some((prompt) =>
				prompt.startsWith("Strata review feedback"),
			),
		).toBe(false);
		page.once("dialog", (dialog) => dialog.accept());
		await page.getByRole("button", { name: "Refresh", exact: true }).click();
		await expect(page.locator("#status")).toContainText(
			"Stale snapshot replaced",
		);
		await expect(page.locator("#notes")).toHaveValue("");
		await expect(page.locator(".finding")).toHaveCount(0);
		await page.locator("#notes").fill("Confirm four attempts are intentional.");
		page.once("dialog", (dialog) => dialog.accept());
		await page.getByRole("button", { name: "Send feedback to Pi" }).click();
		await expect(page.locator("#status")).toHaveText("Feedback sent to Pi");
		await expect
			.poll(() =>
				fixture.prompts.some((prompt) =>
					prompt.startsWith("Strata review feedback"),
				),
			)
			.toBe(true);
		const feedback = fixture.prompts.find((prompt) =>
			prompt.startsWith("Strata review feedback"),
		);
		expect(feedback).toContain("Confirm four attempts are intentional.");
		expect(feedback).toMatch(/Snapshot: [0-9a-f]{64}/);
		await expect
			.poll(() =>
				fixture.t.events.messages.some(
					(message) =>
						message.role === "user" &&
						JSON.stringify(message).includes("Confirm four attempts"),
				),
			)
			.toBe(true);
		await fixture.t.session.agent.waitForIdle();
		page.once("dialog", (dialog) => dialog.accept());
		await page.getByRole("button", { name: "Close", exact: true }).click();
		await expect(page.locator("#status")).toContainText("Review closed");
		const calls = fixture.calls;
		await fixture.run();
		await page.goto(fixture.url);
		await expect(page.locator("#status")).toHaveText("Review ready");
		expect(fixture.calls).toBe(calls);
		await expect(page.locator("#notes")).toHaveValue("");
	} finally {
		await fixture.close();
	}
});