#!/usr/bin/env ruby
# frozen_string_literal: true

# vim: set ts=2 sw=2 et ft=ruby:

require 'find'
require 'thor'
require 'table_print'
require 'tty-spinner'
require 'colorize'

class ListRepos < Thor
  desc 'list [SELECTOR]', 'List repositories'
  method_option :root, type: :string, aliases: '-r'

  def initialize(*args)
    String.disable_colorization = true unless ENV['NO_COLOR'].nil?
    super
  end

  def list(selector_str='')
    trap 'SIGINT' do
      system 'tput cnorm'  # show cursor (fix)
      exit! 130
    end
    basedir = options['root'] || '.'
    projects = []
    spinner = TTY::Spinner.new(
      hide_cursor: true,
      clear: true
    )

    selector = self.class.build_selector(selector_str)
    selector_str2 = selector.map { |k, v| "#{k}=#{v.to_s.colorize(:yellow)}" }.join(' AND ')
    puts "SELECTOR: #{selector_str2}"

    ## COLLECT
    spinner.auto_spin
    system 'tput civis'  # hide cursor (fix)
    Find.find(basedir) do |path|
      next unless path =~ %r{.*/.git/config$}

      project_root = File.dirname(File.dirname(path)).gsub(%r{^#{basedir}/}, '')
      lines = File.readlines(path)
      projects << {
        path: project_root,
        github: lines.select { |line| line =~ /github\.com/ }.any?,
        gitlab: lines.select { |line| line =~ /gitlab\.com/ }.any?,
        bitbucket: lines.select { |line| line =~ /bitbucket\.(com|org)/ }.any?,
        gitea: lines.select { |line| line =~ /code\.(dinlas\.)?apps\.glenux\.net/ }.any?,
        mr: self.class.mr_enabled?(project_root, lines)
      }
    end
    spinner.stop
    system 'tput cnorm'  # show cursor (fix)
    puts ''

    ## REDUCE
    projects_selected = projects.select do |vals| 
      res = true
      selector.each do |k, v|
        res &&= (vals[k] == v)
      end
      res
    end

    ## DISPLAY
    # require 'pp'
    # pp projects_selected
    tp.set :max_width, 100

    columns = [:path] + ([:github, :gitlab, :bitbucket, :gitea, :mr] - selector.keys)
    tp projects_selected, *columns
  end

  def self.mr_enabled?(project_root, _lines)
    system "cd #{project_root} && mr status >/dev/null 2>&1"
    $?.success?
  end

  def self.build_selector(str)
    str.split(',').map do |keyval|
      name, value = keyval.split('=')
      { name.to_sym => (value =~ /true/i) ? true : false }
    end
    .inject({}, &:merge)
  end
end

ListRepos.start(ARGV)

# find ~/src -ipath '*/.git/config' -exec sh -c "grep -l 'github.com' {} \
# 	| sed  -e 's,^,github  ,' -e 's,.git/config$,,'" \;
# 
# find ~/src -ipath '*/.git/config' -exec sh -c "grep -l 'bitbucket.com' {} \
# 	| sed  -e 's,^,bitbucket  ,' -e 's,.git/config$,,'" \;
# 
# find ~/src -ipath '*/.git/config' -exec sh -c "grep -l 'gitlab.com' {} \
# 	| sed  -e 's,^,gitlab  ,' -e 's,.git/config$,,'" \;
# 
# find ~/src -ipath '*/.git/config' -exec sh -c "grep -l 'code.dinlas.apps.glenux.net' {} \
# 	| sed  -e 's,^,gitea-glenux  ,' -e 's,.git/config$,,'" \;