import { describe, expect, it } from "vitest";
import { buildTelegramInteractiveButtons } from "./button-types.js";
import { describeTelegramInteractiveButtonBehavior } from "./button-types.test-helpers.js";
import { resolveTelegramTargetChatType } from "./inline-buttons.js";

describe("resolveTelegramTargetChatType", () => {
  it("returns 'direct' for positive numeric IDs", () => {
    expect(resolveTelegramTargetChatType("5232990709")).toBe("direct");
    expect(resolveTelegramTargetChatType("123456789")).toBe("direct");
  });

  it("returns 'group' for negative numeric IDs", () => {
    expect(resolveTelegramTargetChatType("-123456789")).toBe("group");
    expect(resolveTelegramTargetChatType("-1001234567890")).toBe("group");
  });

  it("handles telegram: prefix from normalizeTelegramMessagingTarget", () => {
    expect(resolveTelegramTargetChatType("telegram:5232990709")).toBe("direct");
    expect(resolveTelegramTargetChatType("telegram:-123456789")).toBe("group");
    expect(resolveTelegramTargetChatType("TELEGRAM:5232990709")).toBe("direct");
  });

  it("handles tg/group prefixes and topic suffixes", () => {
    expect(resolveTelegramTargetChatType("tg:5232990709")).toBe("direct");
    expect(resolveTelegramTargetChatType("telegram:group:-1001234567890")).toBe("group");
    expect(resolveTelegramTargetChatType("telegram:group:-1001234567890:topic:456")).toBe("group");
    expect(resolveTelegramTargetChatType("-1001234567890:456")).toBe("group");
  });

  it("returns 'unknown' for usernames", () => {
    expect(resolveTelegramTargetChatType("@username")).toBe("unknown");
    expect(resolveTelegramTargetChatType("telegram:@username")).toBe("unknown");
  });

  it("returns 'unknown' for empty strings", () => {
    expect(resolveTelegramTargetChatType("")).toBe("unknown");
    expect(resolveTelegramTargetChatType("   ")).toBe("unknown");
  });
});

describeTelegramInteractiveButtonBehavior();

describe("buildTelegramInteractiveButtons callback rewrites", () => {
  it("drops shared buttons whose callback data exceeds Telegram's limit", () => {
    expect(
      buildTelegramInteractiveButtons({
        blocks: [
          {
            type: "buttons",
            buttons: [
              { label: "Keep", value: "keep" },
              { label: "Too long", value: `a${"b".repeat(64)}` },
            ],
          },
        ],
      }),
    ).toEqual([[{ text: "Keep", callback_data: "keep", style: undefined }]]);
  });

  it("rewrites /approve allow-always callbacks to always so plugin IDs fit Telegram limits", () => {
    const pluginApprovalId = `plugin:${"a".repeat(36)}`;
    expect(
      buildTelegramInteractiveButtons({
        blocks: [
          {
            type: "buttons",
            buttons: [
              {
                label: "Allow Always",
                value: `/approve ${pluginApprovalId} allow-always`,
                style: "primary",
              },
            ],
          },
        ],
      }),
    ).toEqual([
      [
        {
          text: "Allow Always",
          callback_data: `/approve ${pluginApprovalId} always`,
          style: "primary",
        },
      ],
    ]);
  });
});