// A balance refresh the popup started on one network, and that returns after
// the user switched to another in Settings, writes nothing: the switch cleared
// every address's balances, and the previous network's must not come back over
// them (https://git.eeqj.de/sneak/AutistMask/issues/577). Driven through the
// real popup over a stored profile on Ethereum Mainnet. The same refresh in the
// background is in tests/backgroundStateIsolation.test.js.

const {
    bootPopup,
    cleanupPopup,
    unversionedValidProfile,
    TOKEN_ADDRESS,
} = require("./support/popupBoot");

afterEach(() => {
    cleanupPopup();
});

// Picks `networkId` in the Settings network selector, as the user does.
async function chooseNetwork(page, networkId) {
    const select = page.node("settings-network");
    select.value = networkId;
    for (const fn of select.listeners.change) await fn();
    await page.settle();
}

test("a refresh that returns after a switch writes nothing, and the next one runs on the new network", async () => {
    const page = await bootPopup(unversionedValidProfile());
    expect(page.pageErrors).toEqual([]);
    const { refreshBalances } = require("../src/shared/balances");
    const { state } = require("../src/shared/state");

    // The ten-second refresh, held open until answer() is called. It writes
    // Ethereum Mainnet's balances in place, on the records handed in, as the
    // real refreshBalances() does.
    let answer;
    refreshBalances.mockImplementationOnce(async (wallets) => {
        await new Promise((resolve) => {
            answer = resolve;
        });
        wallets[0].addresses[0].balance = "7.0";
        wallets[0].addresses[0].tokenBalances = [
            {
                address: TOKEN_ADDRESS,
                name: "Test Token",
                symbol: "TST",
                decimals: 18,
                balance: "5.0",
                holders: null,
            },
        ];
    });
    const ticking = page.tick();
    await page.settle();

    await page.click("btn-settings");
    await chooseNetwork(page, "sepolia");
    answer();
    await ticking;

    expect(state.wallets[0].addresses[0].balance).toBe("0");
    expect(state.wallets[0].addresses[0].tokenBalances).toEqual([]);
    const stored = page.storage.read("autistmask");
    expect(stored.networkId).toBe("sepolia");
    expect(stored.wallets[0].addresses[0].balance).toBe("0");
    expect(stored.wallets[0].addresses[0].tokenBalances).toEqual([]);
    expect(stored.lastBalanceRefresh).toBe(0);

    await page.click("btn-settings-back");
    expect(page.visibleViews()).toEqual(["main"]);
    expect(page.text("total-value")).toBe("0.0000 SepoliaETH");

    await page.tick();

    expect(refreshBalances.mock.lastCall[4]).toBe("sepolia");
    expect(page.storage.read("autistmask").lastBalanceRefresh).toBeGreaterThan(
        0,
    );
});