# frozen_string_literal: true

RSpec.describe TTY::Prompt, "#ask" do
  subject(:prompt) { TTY::Prompt::Test.new }

  it "asks question" do
    prompt.ask("What is your name?")
    expect(prompt.output.string).to eq([
      "What is your name? ",
      "\e[1A\e[2K\e[1G",
      "What is your name? \n"
    ].join)
  end

  it "asks an empty question " do
    prompt.input << "\r"
    prompt.input.rewind

    answer = prompt.ask
    expect(answer).to eq(nil)

    expect(prompt.output.string).to eql("\e[2K\e[1G\n\e[1A\e[2K\e[1G\n")
  end

  it "asks an empty question and returns nil if EOF is sent to stdin" do
    prompt.input << nil
    prompt.input.rewind

    answer = prompt.ask("")

    expect(answer).to eql(nil)
    expect(prompt.output.string).to eq("\e[1A\e[2K\e[1G\n")
  end

  it "asks an empty question with prepopulated value" do
    prompt.input << "\n"
    prompt.input.rewind

    answer = prompt.ask value: "yes"

    expect(answer).to eq("yes")
    expect(prompt.output.string).to eq([
      "yes\e[2K\e[1G",
      "yes\n\e[1A\e[2K\e[1G",
      "\e[32myes\e[0m\n"
    ].join)
  end

  it "asks question with prepopulated value" do
    prompt = TTY::Prompt::Test.new prefix: "> "
    prompt.input << "\n"
    prompt.input.rewind

    answer = prompt.ask("Say?") do |q|
      q.value "yes"
    end

    expect(answer).to eq("yes")
    expect(prompt.output.string).to eq([
      "> Say? yes\e[2K\e[1G",
      "> Say? yes\n\e[1A\e[2K\e[1G",
      "> Say? \e[32myes\e[0m\n"
    ].join)
  end

  it "asks a question with a prefix [?]" do
    prompt = TTY::Prompt::Test.new(prefix: "[?] ")
    prompt.input << "\r"
    prompt.input.rewind
    answer = prompt.ask "Are you Polish?"
    expect(answer).to eq(nil)
    expect(prompt.output.string).to eq([
      "[?] Are you Polish? ",
      "\e[2K\e[1G[?] Are you Polish? \n",
      "\e[1A\e[2K\e[1G",
      "[?] Are you Polish? \n"
    ].join)
  end

  it "asks a question with block" do
    prompt.input << ""
    prompt.input.rewind
    answer = prompt.ask "What is your name?" do |q|
      q.default "Piotr"
    end
    expect(answer).to eq("Piotr")
    expect(prompt.output.string).to eq([
      "What is your name? \e[90m(Piotr)\e[0m ",
      "\e[1A\e[2K\e[1G",
      "What is your name? \e[32mPiotr\e[0m\n"
    ].join)
  end

  it "changes question color" do
    prompt.input << ""
    prompt.input.rewind
    options = {default: "Piotr", help_color: :red, active_color: :cyan}
    answer = prompt.ask("What is your name?", **options)
    expect(answer).to eq("Piotr")
    expect(prompt.output.string).to eq([
      "What is your name? \e[31m(Piotr)\e[0m ",
      "\e[1A\e[2K\e[1G",
      "What is your name? \e[36mPiotr\e[0m\n"
    ].join)
  end

  it "permits empty default parameter" do
    prompt.input << "\r"
    prompt.input.rewind

    answer = prompt.ask("What is your name?", default: "")
    expect(answer).to eq("")
    expect(prompt.output.string).to eq([
      "What is your name? ",
      "\e[2K\e[1GWhat is your name? \n",
      "\e[1A\e[2K\e[1G",
      "What is your name? \n"
    ].join)
  end

  it "permits nil default parameter" do
    prompt.input << "\r"
    prompt.input.rewind

    answer = prompt.ask("What is your name?", default: nil)
    expect(answer).to eq(nil)
    expect(prompt.output.string).to eq([
      "What is your name? ",
      "\e[2K\e[1GWhat is your name? \n",
      "\e[1A\e[2K\e[1G",
      "What is your name? \n"
    ].join)
  end

  it "sets quiet mode" do
    prompt.ask("What is your name?", quiet: true)
    expect(prompt.output.string).to eq([
      "What is your name? ",
      "\e[1A\e[2K\e[1G"
    ].join)
  end

  it "sets quiet mode through DSL" do
    prompt.ask("What is your name?") do |q|
      q.quiet true
    end
    expect(prompt.output.string).to eq([
      "What is your name? ",
      "\e[1A\e[2K\e[1G"
    ].join)
  end

  it "overwrites global settings" do
    active = ->(str) { Pastel.new(enabled: true).cyan(str) }
    help = Pastel.new.red.detach
    global_settings = {prefix: "[?] ", active_color: active, help_color: help}
    prompt = TTY::Prompt::Test.new(**global_settings)

    prompt.input << "Piotr\r"
    prompt.input.rewind
    prompt.ask("What is your name?")

    prompt.input << "Piotr\r"
    prompt.input.rewind
    local_settings = {prefix: ":-) ", active_color: :blue, help_color: :magenta}
    prompt.ask("What is your name?", **local_settings)

    expect(prompt.output.string).to eq([
      "[?] What is your name? ",
      "\e[2K\e[1G[?] What is your name? P",
      "\e[2K\e[1G[?] What is your name? Pi",
      "\e[2K\e[1G[?] What is your name? Pio",
      "\e[2K\e[1G[?] What is your name? Piot",
      "\e[2K\e[1G[?] What is your name? Piotr",
      "\e[2K\e[1G[?] What is your name? Piotr\n",
      "\e[1A\e[2K\e[1G",
      "[?] What is your name? \e[36mPiotr\e[0m\n",
      ":-) What is your name? ",
      "\e[2K\e[1G:-) What is your name? P",
      "\e[2K\e[1G:-) What is your name? Pi",
      "\e[2K\e[1G:-) What is your name? Pio",
      "\e[2K\e[1G:-) What is your name? Piot",
      "\e[2K\e[1G:-) What is your name? Piotr",
      "\e[2K\e[1G:-) What is your name? Piotr\n",
      "\e[1A\e[2K\e[1G",
      ":-) What is your name? \e[34mPiotr\e[0m\n"
    ].join)
  end
end