require "spec_helper"

describe Stellar::Client do

  subject(:client) { Stellar::Client.default_testnet }

  describe "#create_account" do
    let(:source) { Stellar::Account.from_seed(CONFIG[:source_seed]) }
    let(:destination) { Stellar::Account.random }

    it "creates the account", vcr: {record: :once, match_requests_on: [:method]} do
      client.create_account(
        funder: source,
        account: destination,
        starting_balance: 100,
      )

      destination_info = client.account_info(destination)
      balances = destination_info.balances
      expect(balances).to_not be_empty
      native_asset_balance_info = balances.find do |b|
        b["asset_type"] == "native"
      end
      expect(native_asset_balance_info["balance"].to_f).to eq 100.0
    end
  end

  describe "#send_payment" do
    let(:source) { Stellar::Account.from_seed(CONFIG[:source_seed]) }

    context "native asset" do
      let(:destination) { Stellar::Account.random }

      it "sends a native payment to the account", vcr: {record: :once, match_requests_on: [:method]} do
        client.create_account(
          funder: source,
          account: destination,
          starting_balance: 100,
        )

        amount = Stellar::Amount.new(150)

        client.send_payment(
          from: source,
          to: destination,
          amount: amount,
        )

        destination_info = client.account_info(destination)
        balances = destination_info.balances
        expect(balances).to_not be_empty
        native_asset_balance_info = balances.find do |b|
          b["asset_type"] == "native"
        end
        expect(native_asset_balance_info["balance"].to_f).to eq 250.0
      end
    end

    context "alphanum4 asset" do
      let(:destination) { Stellar::Account.from_seed(CONFIG[:destination_seed]) }

      it "sends a alphanum4 asset to the destination", vcr: {record: :once, match_requests_on: [:method]} do
        destination_info = client.account_info(destination)
        old_balances = destination_info.balances
        old_btc_balance = old_balances.find do |b|
          b["asset_code"] == "BTC"
        end["balance"].to_f

        asset = Stellar::Asset.alphanum4("BTC", source.keypair)
        amount = Stellar::Amount.new(150, asset)

        client.send_payment(
          from: source,
          to: destination,
          amount: amount,
        )

        destination_info = client.account_info(destination)
        new_balances = destination_info.balances
        new_btc_balance = new_balances.find do |b|
          b["asset_code"] == "BTC"
        end["balance"].to_f

        expect(new_btc_balance - old_btc_balance).to eq 150.0
      end
    end

    context "alphanum12 asset" do
      let(:destination) { Stellar::Account.from_seed(CONFIG[:destination_seed]) }

      it "sends a alphanum12 asset to the destination", vcr: {record: :once, match_requests_on: [:method]} do
        destination_info = client.account_info(destination)
        old_balances = destination_info.balances
        old_btc_balance = old_balances.find do |b|
          b["asset_code"] == "LONGNAME"
        end["balance"].to_f

        asset = Stellar::Asset.alphanum12("LONGNAME", source.keypair)
        amount = Stellar::Amount.new(150, asset)

        client.send_payment(
          from: source,
          to: destination,
          amount: amount,
        )

        destination_info = client.account_info(destination)
        new_balances = destination_info.balances
        new_btc_balance = new_balances.find do |b|
          b["asset_code"] == "LONGNAME"
        end["balance"].to_f

        expect(new_btc_balance - old_btc_balance).to eq 150.0
      end
    end
  end

end