// Variant setup for generate creds button from interactive-tutorial.js.
// This version generates two sets of creds, one for the issuer and one for
// the hot wallet / receiver

const EXAMPLE_COLD_ADDR = 'rPT1Sjq2YGrBMTttX4GZHjKu9dyfzbpAYe'
const EXAMPLE_COLD_SECRET = 'sIss█████████████████████████'
function setup_2x_generate_step() {
  $('#generate-2x-creds-button').click(async (event) => {
    const block = $(event.target).closest('.interactive-block')
    block.find('.output-area').html('')
    block.find('.loader').show()
    // Get faucet URL (Testnet/Devnet/etc.)
    const faucet_url = $('#generate-2x-creds-button').data('fauceturl')

    try {
      // destination not defined - API will create account.
      const data = await call_faucet(faucet_url, undefined, event)
      const data2 = await call_faucet(faucet_url, undefined, event)

      block.find('.loader').hide()
      block.find('.output-area').html(`<div class="row">
        <div class="col-xl-6 p-3">
          <div><strong>${tl('Cold Address:')}</strong>
          <span id="cold-use-address">${data.account.address}</span></div>
          <div><strong>${tl('Cold Secret:')}</strong>
          <span id="cold-use-secret">${data.seed}</span></div>
        </div>
        <div class="col-xl-6 p-3">
          <div><strong>${tl('Hot Address:')}</strong>
          <span id="hot-use-address">${data2.account.address}</span></div>
          <div><strong>${tl('Hot Secret:')}</strong>
          <span id="hot-use-secret">${data2.seed}</span></div>
        </div>
      </div>`)

      // TODO: Automatically populate all examples in the page with the
      // generated credentials...
      // $("code span:contains('"+EXAMPLE_ADDR+"')").each( function() {
      //   let eltext = $(this).text()
      //   $(this).text( eltext.replace(EXAMPLE_ADDR, data.account.address) )
      // })
      // $("code span:contains('"+EXAMPLE_SECRET+"')").each( function() {
      //   let eltext = $(this).text()
      //   $(this).text( eltext.replace(EXAMPLE_SECRET, data.account.secret) )
      // })
      //
      // block.find(".output-area").append(`<p>${tl("Populated this page's examples with these credentials.")}</p>`)

      complete_step('Generate')
    } catch (err) {
      console.error(err)
      block.find('.loader').hide()
      block.find('.output-area').html(
        `<p class="devportal-callout warning"><strong>${tl('Error:')}</strong>
        ${tl('There was an error connecting to the Faucet. Please try again.')}
        </p>`,
      )
      return
    }
  })
}

function get_wallet_2(event, which_one) {
  // which_one should be either "cold" or "hot" (case-sensitive)
  const secret = $(`#${which_one}-use-secret`).text()
  if (!secret) {
    const block = $(event.target).closest('.interactive-block')
    if (!block.length) {
      return
    }
    show_error(block, tl("Couldn't get a valid address/secret value. Check that the previous steps were completed successfully."))
  }
  return xrpl.Wallet.fromSeed(secret)
}

// Get the hexadecimal ASCII representation of a domain name string.
// Note: if the provided string isn't compatible with 7-bit ASCII, this won't
// work. So if you want to use an IDN, you'd need to convert to punycode first.
function domain_to_hex(s) {
  result = ''
  for (let i = 0; i < s.length; i++) {
    result += s.charCodeAt(i).toString(16)
  }
  return result.toUpperCase()
}

onCurrentRouteLoaded(() => {
  setup_2x_generate_step()

  $('#cold-domain-text').keyup((event) => {
    $('#cold-domain-hex').text(domain_to_hex($('#cold-domain-text').val()))
  })
  $('#hot-domain-text').keyup((event) => {
    $('#hot-domain-hex').text(domain_to_hex($('#hot-domain-text').val()))
  })

  function update_currency_code(event) {
    let currency_code
    if ($('#use-std-code').prop('checked')) {
      const std_code = $('#currency-code-std')
      currency_code = std_code.val().trim()
      // std_code.prop("disabled", false).removeClass("disabled")
      // $("#currency-code-hex").prop("disabled", true).addClass("disabled")
    } else {
      const hex_code = $('#currency-code-hex')
      currency_code = hex_code.val().trim()
      // hex_code.prop("disabled", false).removeClass("disabled")
      // $("#currency-code-std").prop("disabled", true).addClass("disabled")
    }
    $('#send-currency-code').text(currency_code)
  }
  $('#currency-code-std').keyup(update_currency_code)
  $('#currency-code-hex').keyup(update_currency_code)
  $('#use-std-code').change(update_currency_code)
  $('#use-hex-code').change(update_currency_code)
  // run once on load because some browsers pre-fill values from previous
  // pageviews.
  update_currency_code()

  // Configure Issuer Settings handler -----------------------------------------
  $('#config-issuer-button').click(async (event) => {
    const block = $(event.target).closest('.interactive-block')
    block.find('.output-area').empty()
    const cold_wallet = get_wallet_2(event, 'cold')

    let flags = 0
    if ($('#cold-require-dest').prop('checked')) {
      flags |= xrpl.AccountSetTfFlags.tfRequireDestTag
    }
    if ($('#cold-disallow-xrp').prop('checked')) {
      flags |= xrpl.AccountSetTfFlags.tfDisallowXRP
    }

    const tick_size = parseInt($('#cold-tick-size').val(), 10)
    if (Number.isNaN(tick_size) || tick_size < 0 || tick_size > 15) {
      show_error(block, 'TickSize must be an integer from 0 to 15.')
      return
    }

    // Convert transfer fee % to transferrate integer (e.g. 0.5% fee = 1005000000)
    const transfer_fee = parseFloat($('#cold-transfer-fee').val())
    let transfer_rate = transfer_fee * 10000000 + 1000000000
    if (transfer_rate == 1000000000) {
      transfer_rate = 0
    }

    const domain = $('#cold-domain-hex').text().trim()

    block.find('.loader').show()
    try {
      const cold_settings_tx = {
        TransactionType: 'AccountSet',
        Account: cold_wallet.address,
        TransferRate: transfer_rate,
        TickSize: tick_size,
        SetFlag: xrpl.AccountSetAsfFlags.asfDefaultRipple,
        Domain: domain,
        Flags: flags,
      }

      await generic_full_send(event, cold_settings_tx, cold_wallet)
      complete_step('Configure Issuer')
    } catch (err) {
      block.find('.loader').hide()
      show_error(block, `An error occurred with the transaction: ${err}`)
    }
  })

  // Configure Hot Address Settings handler ------------------------------------
  $('#config-hot-address-button').click(async (event) => {
    const block = $(event.target).closest('.interactive-block')
    block.find('.output-area').empty()
    const hot_wallet = get_wallet_2(event, 'hot')

    let flags = 0
    if ($('#hot-require-dest').prop('checked')) {
      flags |= xrpl.AccountSetTfFlags.tfRequireDestTag
    }
    if ($('#hot-disallow-xrp').prop('checked')) {
      flags |= xrpl.AccountSetTfFlags.tfDisallowXRP
    }

    const domain = $('#hot-domain-hex').text().trim()

    block.find('.loader').show()
    try {
      const hot_settings_tx = {
        TransactionType: 'AccountSet',
        Account: hot_wallet.address,
        // Require Auth so we can't accidentally issue from the hot address
        SetFlag: xrpl.AccountSetAsfFlags.asfRequireAuth,
        Domain: domain,
        Flags: flags,
      }

      await generic_full_send(event, hot_settings_tx, hot_wallet)
      complete_step('Configure Hot Address')
    } catch (err) {
      block.find('.loader').hide()
      show_error(block, `An error occurred with the transaction: ${err}`)
    }
  })

  // Create Trust Line handler -------------------------------------------------
  $('#create-trust-line-button').click(async (event) => {
    const block = $(event.target).closest('.interactive-block')
    block.find('.output-area').empty()
    const cold_address = get_wallet_2(event, 'cold').address
    const hot_wallet = get_wallet_2(event, 'hot')

    let currency_code
    if ($('#use-std-code').prop('checked')) {
      currency_code = $('#currency-code-std').val().trim()
      if (!currency_code.match(/[A-Za-z0-9?!@#$%*(){}|\x26\x3c\x3e]{3}/)) {
        show_error(block, "<a href='currency-formats.html#standard-currency-codes'>Standard currency code</a> must be 3 valid characters.")
      }
    } else {
      currency_code = $('#currency-code-hex').val().trim()
      if (!currency_code.match(/^[0-9A-Fa-f]{40}$/)) {
        show_error(
          block,
          "<a href='currency-formats.html#nonstandard-currency-codes'>Nonstandard currency code</a> must be 40 hexadecimal characters.",
        )
        return
      }
    }

    const limit = $('#trust-limit').val() // limit is a string

    block.find('.loader').show()
    try {
      const trust_set_tx = {
        TransactionType: 'TrustSet',
        Account: hot_wallet.address,
        LimitAmount: {
          currency: currency_code,
          issuer: cold_address,
          value: limit,
        },
      }
      await generic_full_send(event, trust_set_tx, hot_wallet)
      complete_step('Make Trust Line')
    } catch (err) {
      block.find('.loader').hide()
      show_error(block, `An error occurred with the transaction: ${err}`)
    }
  })

  // Send Token handler --------------------------------------------------------
  $('#send-token-button').click(async (event) => {
    const block = $(event.target).closest('.interactive-block')
    block.find('.output-area').empty()
    const hot_address = get_wallet_2(event, 'hot').address
    const cold_wallet = get_wallet_2(event, 'cold')

    const currency_code = $('#send-currency-code').text().trim()
    const issue_quantity = $('#send-amount').val().trim()

    const use_dest_tag = $('#use-dest-tag').prop('checked')
    let dest_tag
    if (use_dest_tag) {
      dest_tag = parseInt($('#dest-tag').val(), 10)
      if (Number.isNaN(dest_tag) || dest_tag < 0 || dest_tag > 4294967295) {
        show_error(block, 'Destination Tag must be a valid 32-bit integer.')
        return
      }
    }

    block.find('.loader').show()
    try {
      const send_token_tx = {
        TransactionType: 'Payment',
        Account: cold_wallet.address,
        Amount: {
          currency: currency_code,
          value: issue_quantity,
          issuer: cold_wallet.address,
        },
        Destination: hot_address,
      }
      if (use_dest_tag) {
        send_token_tx['DestinationTag'] = dest_tag
      }
      await generic_full_send(event, send_token_tx, cold_wallet)
      complete_step('Send Token')
    } catch (err) {
      block.find('.loader').hide()
      show_error(block, `An error occurred with the transaction: ${err}`)
    }
  })

  // Confirm Balances handler --------------------------------------------------
  $('#confirm-balances-button').click(async (event) => {
    const block = $(event.target).closest('.interactive-block')
    block.find('.output-area').empty()
    const hot_address = get_wallet_2(event, 'hot').address
    const cold_address = get_wallet_2(event, 'cold').address

    block.find('.loader').show()
    try {
      const hot_balances = await api.request({
        command: 'account_lines',
        account: hot_address,
        ledger_index: 'validated',
      })
      block.find('.output-area').append(`
        <p>Hot address (<a href="https://testnet.xrpl.org/accounts/${hot_address}">${hot_address}</a>) account_lines result:</p>
        <pre><code>${pretty_print(hot_balances.result)}</code></pre>
      `)

      const cold_balances = await api.request({
        command: 'gateway_balances',
        account: cold_address,
        ledger_index: 'validated',
        hotwallet: [hot_address],
      })
      block.find('.output-area').append(`
        <p>Issuer (<a href="https://testnet.xrpl.org/accounts/${cold_address}">${cold_address}</a>) gateway_balances result:</p>
        <pre><code>${pretty_print(cold_balances.result)}</code></pre>
      `)

      block.find('.loader').hide()
      complete_step('Confirm Balances')
    } catch (err) {
      block.find('.loader').hide()
      show_error(block, `Error looking up balances: ${err}`)
    }
  })
})