require "test_helper"

class SnaptradeItemsControllerTest < ActionDispatch::IntegrationTest
  setup do
    sign_in @user = users(:family_admin)
    @snaptrade_item = snaptrade_items(:configured_item)
  end

  test "connect handles decryption error gracefully" do
    SnaptradeItem.any_instance
      .stubs(:user_registered?)
      .raises(ActiveRecord::Encryption::Errors::Decryption.new("cannot decrypt"))

    get connect_snaptrade_item_url(@snaptrade_item)

    assert_redirected_to settings_providers_path
    assert_match(/Unable to read SnapTrade credentials/, flash[:alert])
  end

  test "connect handles general error gracefully" do
    SnaptradeItem.any_instance
      .stubs(:user_registered?)
      .raises(StandardError.new("something broke"))

    get connect_snaptrade_item_url(@snaptrade_item)

    assert_redirected_to settings_providers_path
    assert_match(/Failed to connect/, flash[:alert])
  end

  test "connect redirects to portal when successful" do
    portal_url = "https://app.snaptrade.com/portal/test123"

    SnaptradeItem.any_instance.stubs(:user_registered?).returns(true)
    SnaptradeItem.any_instance.stubs(:connection_portal_url).returns(portal_url)

    get connect_snaptrade_item_url(@snaptrade_item)

    assert_redirected_to portal_url
  end

  test "setup_accounts shows linkable investment and crypto accounts in dropdown" do
    get setup_accounts_snaptrade_item_url(@snaptrade_item)

    assert_response :success

    # Investment and crypto accounts (no provider) should appear in the link dropdown
    assert_match accounts(:investment).name, response.body
    assert_match accounts(:crypto).name, response.body

    # Depository should NOT appear in the link dropdown (wrong type)
    # The depository name may appear elsewhere on the page, so check the select options specifically
    refute_match(/option.*#{accounts(:depository).name}/, response.body)
  end

  test "setup_accounts excludes accounts that already have a provider from dropdown" do
    # Link the investment account to a snaptrade_account
    AccountProvider.create!(
      account: accounts(:investment),
      provider: snaptrade_accounts(:fidelity_401k)
    )

    get setup_accounts_snaptrade_item_url(@snaptrade_item)

    assert_response :success

    # Investment account is now linked → should NOT appear in link dropdown options
    refute_match(/option.*#{accounts(:investment).name}/, response.body)
    # Crypto still unlinked → should appear
    assert_match accounts(:crypto).name, response.body
  end

  test "link_existing_account links account to snaptrade_account" do
    account = accounts(:investment)
    snaptrade_account = snaptrade_accounts(:fidelity_401k)

    assert_difference "AccountProvider.count", 1 do
      post link_existing_account_snaptrade_items_url, params: {
        account_id: account.id,
        snaptrade_account_id: snaptrade_account.id,
        snaptrade_item_id: @snaptrade_item.id
      }
    end

    assert_redirected_to account_path(account)
    assert_match(/Successfully linked/, flash[:notice])

    snaptrade_account.reload
    assert_equal account, snaptrade_account.current_account
  end

  test "link_existing_account handles missing account gracefully" do
    snaptrade_account = snaptrade_accounts(:fidelity_401k)

    assert_no_difference "AccountProvider.count" do
      post link_existing_account_snaptrade_items_url, params: {
        account_id: "nonexistent",
        snaptrade_account_id: snaptrade_account.id,
        snaptrade_item_id: @snaptrade_item.id
      }
    end

    assert_redirected_to settings_providers_path
    assert_match(/not found/i, flash[:alert])
  end
end