defmodule Argos.CLI.Formatter do
  @moduledoc """
  Módulo para formatear la salida del CLI (help, examples, version).
  """

  alias Aurora.{Color, Printer}
  alias Aurora.Structs.{ChunkText, EffectInfo}

  @app_name Mix.Project.config()[:app] |> to_string() |> String.capitalize()
  @app_version "2.0.0"

  @doc """
  Muestra la ayuda del CLI.
  """
  @spec show_help() :: :ok
  def show_help do
    Printer.header(
      [
        [message: "🚀 ARGOS CLI v#{@app_version}", color: :primary, align: :center],
        [
          message: "Ejecución paralela de comandos del sistema",
          color: :secondary,
          align: :center,
          italic: true
        ],
        [
          message: "Ejecuta múltiples comandos en paralelo preservando códigos ANSI",
          color: :info,
          align: :center,
          dim: true
        ]
      ],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.message(
      chunks: [
        %ChunkText{text: "⚙️ argos [", color: Color.to_color_info(:primary)},
        %ChunkText{text: "OPCIONES", color: Color.to_color_info(:success)},
        %ChunkText{text: "]", color: Color.to_color_info(:primary)}
      ]
    )

    Printer.separator(char: "─", length: :full, color: :ternary)

    Printer.table(
      ["Opción", "Descripción"],
      [
        ["-c, --command=\"COMANDO\"", "Ejecutar un comando (puede especificarse múltiples veces)"],
        ["--load-config", "Cargar archivo de configuración del shell (.zshrc, .bashrc, etc.)"],
        ["--no-config", "No cargar archivo de configuración del shell"],
        ["--no-login", "(Deprecated) Equivalente a --no-config"],
        ["--asdf-local", "Usar versiones de asdf del .tool-versions local del proyecto"],
        ["-h, --help", "Mostrar esta ayuda"],
        ["-e, --examples", "Mostrar ejemplos de uso"],
        ["-v, --version", "Mostrar la versión"]
      ],
      table_align: :left,
      header_align: [:left, :left],
      col_align: [:left, :left],
      headers_color: "primary;secondary",
      row_color: "ternary;no_color"
    )

    Printer.header(
      [[message: "📝 NOTAS IMPORTANTES", color: :warning, align: :left]],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.table(
      ["Nota", "Descripción"],
      [
        ["Ejecución paralela", "Los comandos se ejecutan en paralelo usando Tasks"],
        ["Preservación ANSI", "La salida de cada comando se muestra preservando los códigos ANSI"],
        ["Código de salida", "Será 0 si todos los comandos tienen éxito, o 1 si alguno falla"],
        [
          "Configuración del shell",
          "Por defecto se carga el archivo de configuración del shell (.zshrc, .bashrc, etc.) para permitir usar aliases y funciones personalizadas"
        ],
        ["Sin configuración", "Usa --no-config si no quieres cargar la configuración del shell"],
        ["Detección automática", "El archivo de configuración se detecta automáticamente según el shell usado"],
        [
          "--asdf-local",
          "Detecta automáticamente el directorio del proyecto desde el comando (aliases como tdlm, tdaudit, etc.) y usa las versiones del .tool-versions local"
        ]
      ],
      table_align: :left,
      header_align: [:left, :left],
      col_align: [:left, :left],
      headers_color: "warning;secondary",
      row_color: "info;no_color"
    )

    Printer.message(message: "💡 Tip: Usa --examples para ver ejemplos de uso", color: :info, align: :center, italic: true)
  end

  @doc """
  Muestra ejemplos de uso del CLI.
  """
  @spec show_examples() :: :ok
  def show_examples do
    Printer.header(
      [[message: "✨ ARGOS CLI - EJEMPLOS DE USO", color: :primary, align: :center]],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.message(message: "Ejemplos concretos de uso de Argos", color: :secondary, align: :center, italic: true)

    Printer.header(
      [[message: "📝 EJEMPLOS BÁSICOS", color: :info, align: :left]],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.table(
      ["Comando", "Descripción"],
      [
        ["argos --command=\"echo 'Hello World'\"", "Ejecutar un único comando"],
        ["argos --command=\"ls -la\"", "Ejecutar comando con argumentos"],
        ["argos --command=\"pwd\"", "Ejecutar comando simple"]
      ],
      table_align: :left,
      header_align: [:left, :left],
      col_align: [:left, :left],
      headers_color: "info;secondary",
      row_color: "primary;no_color"
    )

    Printer.header(
      [[message: "⚡ EJEMPLOS: Ejecución Paralela", color: :warning, align: :left]],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.table(
      ["Comando", "Descripción"],
      [
        ["argos --command=\"echo 'First'\" --command=\"echo 'Second'\"", "Ejecutar 2 comandos en paralelo"],
        [
          "argos --command=\"sleep 2 && echo 'Done 1'\" --command=\"sleep 1 && echo 'Done 2'\"",
          "Comandos complejos en paralelo (el segundo terminará antes)"
        ],
        ["argos --command=\"echo 'A'\" --command=\"echo 'B'\" --command=\"echo 'C'\"", "Ejecutar 3 comandos en paralelo"]
      ],
      table_align: :left,
      header_align: [:left, :left],
      col_align: [:left, :left],
      headers_color: "warning;secondary",
      row_color: "primary;no_color"
    )

    Printer.header(
      [[message: "🎨 EJEMPLOS: Comandos con ANSI (Aurora)", color: :happy, align: :left]],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.table(
      ["Comando", "Descripción"],
      [
        ["argos --command=\"echo \\\"$(aurora --text='Hola' --color=primary)\\\"\"", "Comando con Aurora (texto simple)"],
        [
          "argos --command=\"echo \\\"$(aurora --text='Éxito' --color=success --bold)\\\"\"",
          "Comando con Aurora (texto con efectos)"
        ],
        ["argos --command=\"aurora --success='Operación completada'\"", "Comando Aurora directo"],
        ["argos --command=\"aurora --table --headers='A;B' --row='1;2'\"", "Comando Aurora con tabla"]
      ],
      table_align: :left,
      header_align: [:left, :left],
      col_align: [:left, :left],
      headers_color: "happy;secondary",
      row_color: "primary;no_color"
    )

    Printer.header(
      [[message: "⚙️  EJEMPLOS: Configuración del Shell", color: :secondary, align: :left]],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.table(
      ["Comando", "Descripción"],
      [
        ["argos --command=\"mi_alias argumentos\"", "Usar alias definido en .zshrc (carga config por defecto)"],
        ["argos --load-config --command=\"mi_alias\"", "Cargar configuración explícitamente"],
        ["argos --no-config --command=\"comando_sin_config\"", "Ejecutar sin cargar configuración del shell"],
        ["argos --no-login --command=\"comando\"", "(Deprecated) Equivalente a --no-config"]
      ],
      table_align: :left,
      header_align: [:left, :left],
      col_align: [:left, :left],
      headers_color: "secondary;secondary",
      row_color: "primary;no_color"
    )

    Printer.header(
      [[message: "🔧 EJEMPLOS: --asdf-local", color: :menu, align: :left]],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.table(
      ["Comando", "Descripción"],
      [
        [
          "argos --asdf-local --command=\"tdlm && mix test\"",
          "Usar versiones del .tool-versions del proyecto (detecta desde alias tdlm)"
        ],
        [
          "argos --asdf-local --command=\"cd /path/to/project && mix test\"",
          "Usar versiones del .tool-versions del proyecto (detecta desde cd)"
        ],
        [
          "argos --asdf-local --command=\"tdaudit && mix compile\"",
          "Usar versiones del .tool-versions del proyecto (detecta desde alias tdaudit)"
        ]
      ],
      table_align: :left,
      header_align: [:left, :left],
      col_align: [:left, :left],
      headers_color: "menu;secondary",
      row_color: "primary;no_color"
    )

    Printer.header(
      [[message: "🚀 EJEMPLOS AVANZADOS", color: :primary, align: :left]],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.table(
      ["Comando", "Descripción"],
      [
        [
          "argos --command=\"cd /proj1 && mix test\" --command=\"cd /proj2 && mix test\"",
          "Ejecutar tests en múltiples proyectos en paralelo"
        ],
        [
          "argos --command=\"aurora --success='Proceso 1'\" --command=\"aurora --info='Proceso 2'\"",
          "Múltiples comandos Aurora en paralelo"
        ],
        ["argos --no-config --command=\"comando_limpio\"", "Ejecutar comando sin interferencias del shell config"],
        [
          "argos --command=\"sleep 1\" --command=\"sleep 2\" --command=\"sleep 3\"",
          "Comandos con diferentes duraciones (todos se ejecutan en paralelo)"
        ]
      ],
      table_align: :left,
      header_align: [:left, :left],
      col_align: [:left, :left],
      headers_color: "primary;secondary",
      row_color: "primary;no_color"
    )

    Printer.separator(char: "─", length: :full, color: :ternary)

    Printer.message(
      message: "💡 Tip: Usa --help para ver todas las opciones disponibles",
      color: :info,
      align: :center,
      italic: true
    )
  end

  @doc """
  Muestra la versión del CLI.
  """
  @spec show_version() :: :ok
  def show_version do
    Printer.message(
      chunks: [
        %ChunkText{
          text: "#{@app_name} version #{@app_version}",
          color: Color.to_color_info(:primary),
          effects: %EffectInfo{bold: true}
        }
      ]
    )
  end

  @doc """
  Shows help for a specific command.

  Since Argos executes system commands, this provides contextual help
  about how to use Argos with that specific command.
  """
  @spec show_command_help(String.t()) :: :ok
  def show_command_help(command) do
    Printer.header(
      [
        [message: "📖 ARGOS - Command Help", color: :primary, align: :center],
        [
          message: "Help for: #{command}",
          color: :secondary,
          align: :center,
          italic: true
        ]
      ],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.message(
      message: "Argos executes system commands in parallel. Here's how to use it with this command:",
      color: :info,
      align: :left
    )

    Printer.separator(char: "─", length: :full, color: :ternary)

    Printer.header(
      [[message: "💡 USAGE EXAMPLES", color: :success, align: :left]],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.table(
      ["Example", "Description"],
      [
        [
          "argos --command=\"#{command}\"",
          "Execute this command once"
        ],
        [
          "argos --command=\"#{command}\" --command=\"other_command\"",
          "Execute this command in parallel with another command"
        ],
        [
          "argos --no-config --command=\"#{command}\"",
          "Execute without loading shell configuration"
        ],
        [
          "argos --asdf-local --command=\"#{command}\"",
          "Execute using ASDF versions from project's .tool-versions"
        ]
      ],
      table_align: :left,
      header_align: [:left, :left],
      col_align: [:left, :left],
      headers_color: "success;secondary",
      row_color: "primary;no_color"
    )

    Printer.header(
      [[message: "⚙️ OPTIONS", color: :info, align: :left]],
      length: :full,
      char: "─",
      color: :ternary,
      align: :left
    )

    Printer.table(
      ["Option", "Description"],
      [
        ["--command=\"#{command}\"", "Execute this command (can be specified multiple times)"],
        ["--load-config", "Load shell configuration file (.zshrc, .bashrc, etc.)"],
        ["--no-config", "Don't load shell configuration file"],
        ["--asdf-local", "Use ASDF versions from project's .tool-versions file"]
      ],
      table_align: :left,
      header_align: [:left, :left],
      col_align: [:left, :left],
      headers_color: "info;secondary",
      row_color: "primary;no_color"
    )

    Printer.separator(char: "─", length: :full, color: :ternary)

    Printer.message(
      message: "💡 Tip: Use 'argos --help' for complete help and all available options",
      color: :info,
      align: :center,
      italic: true
    )
  end
end