#!/usr/bin/env ruby
require 'gli'
require 'mince_migrator/version'
require 'mince_migrator/list'
require 'mince_migrator/cli_helper'

include MinceMigrator::CliHelper

module MinceMigrator
  class CliApp
    include GLI::App
  end
end

mince_migrator_cli_app = MinceMigrator::CliApp.new

mince_migrator_cli_app.program_desc 'Manages database migrations for ruby applications'
mince_migrator_cli_app.version MinceMigrator.version

mince_migrator_cli_app.desc 'Creates a migration'
mince_migrator_cli_app.arg_name 'Name of migration'
mince_migrator_cli_app.command :create do |c|
  c.action do |global_options,options,args|
    name = args.join(" ")
    create_migration(name)
  end
end

mince_migrator_cli_app.desc 'Lists all migrations and their statuses'
mince_migrator_cli_app.command :list do |c|
  c.action do |global_options,options,args|
    list_migrations(MinceMigrator::List.new)
  end
end

mince_migrator_cli_app.desc 'Reverts a migration'
mince_migrator_cli_app.arg_name 'Name of migration'
mince_migrator_cli_app.command :revert do |c|
  c.action do |global_options,options,args|
    name = args.join(" ")
    revert_migration(name: name)
  end
end

mince_migrator_cli_app.desc 'Deletes all migrations that have already ran'
mince_migrator_cli_app.command :delete_ran do |c|
  c.action do |global_options,options,args|
    list = MinceMigrator::List.new('ran')
    if list.all.any?
      list.all.each do |migration|
        delete_migration(migration: migration)
      end
    else
      puts "No migrations were found."
    end
  end
end

mince_migrator_cli_app.desc 'Deletes a migration'
mince_migrator_cli_app.arg_name 'Name of migration'
mince_migrator_cli_app.command :delete do |c|
  c.action do |global_options,options,args|
    name = args.join(" ")

    delete_migration(name: name)
  end
end

mince_migrator_cli_app.desc 'Runs a migration'
mince_migrator_cli_app.arg_name 'Name of migration'
mince_migrator_cli_app.command :run do |c|
  c.action do |global_options,options,args|
    name = args.join(" ")

    run_migration(name: name)
  end
end

mince_migrator_cli_app.desc 'Runs all migrations that have not yet been ran'
mince_migrator_cli_app.command :run_all do |c|
  c.action do
    list = MinceMigrator::List.new('not ran')
    if list.all.any?
      list.all.each do |migration|
        run_migration(migration: migration)
      end
    else
      puts "There were no migrations to run."
    end
  end
end

mince_migrator_cli_app.desc 'Shows the details of a migration'
mince_migrator_cli_app.arg_name 'Name of migration'
mince_migrator_cli_app.command :show do |c|
  c.action do |global_options,options,args|
    name = args.join(" ")

    if args.any?
      show_migration(name)
    else
      puts "You must provide a name"
    end
  end
end

mince_migrator_cli_app.pre do |global,command,options,args|
  # Pre logic here
  # Return true to proceed; false to abort and not call the
  # chosen command
  # Use skips_pre before a command to skip this block
  # on that command only
  if File.exists?(MinceMigrator::Config.config_file)
    require MinceMigrator::Config.config_file
  end

  true
end

mince_migrator_cli_app.post do |global,command,options,args|
  # Post logic here
  # Use skips_post before a command to skip this
  # block on that command only
end

mince_migrator_cli_app.on_error do |exception|
  # Error logic here
  # return false to skip default error handling
  puts exception
  puts exception.backtrace.join("\n")
  false
end

exit mince_migrator_cli_app.run(ARGV)