#!/usr/bin/env ruby

require_relative '../lib/pair_see/seer'
require_relative '../lib/pair_see/person'
require_relative '../lib/pair_see/knowledge_debt'
require_relative '../lib/pair_see/card_knowledge_summary'
require_relative '../lib/pair_see/pairing_event'
require_relative '../lib/pair_see/pair_recency'
require 'trollop'

opts = Trollop.options do
  opt :config, 'location of config file, example: ../../config/config.yml', default: 'config/config.yml'
  opt :after, 'Date since which you want to get commits, in yyyy-mm-dd format', default: '0-1-1'
  opt :extras, 'See all commits without the name of any dev in them', default: false
  opt :latest, 'See dates of most recent commits by pairs', default: false
  opt :recommended, 'See active devs who have not paired (and therefore should)', default: false
  opt :cards, 'See cards and number of commits on each', default: false
  opt :cards_by_commits, 'This goes with --cards and sorts by number of commits instead of active card days', default: false
  opt :cards_per_person, 'See cards for each dev', default: false
  opt :knowledge_debt, 'Knowledge debt (cards that only one person worked on)', default: false
  opt :my_pairs, 'Most recent dates of pairing for user', default: false
end

def run_command(opts)
  begin
    config = YAML.load_file(opts[:config])
  rescue
    puts 'Config file not found at: ' + opts[:config] + " See config/config.yml.sample for an example. \n...exiting"
    exit
  end
  options = {
    names: config['names'].map { |i| PairSee::Person.new(i.split(' ')) }, # TODO: rename "names" to "people"
    card_prefix: config['card_prefix'],
    after_date: opts[:after],
    repo_locations: config['roots']
  }

  seer = PairSee::Seer.new(options)
  if opts[:extras]
    seer.commits_not_by_known_pair
  elsif opts[:latest]
    seer.all_most_recent_commits
  elsif opts[:recommended]
    seer.recommended_pairings
  elsif opts[:cards]
    if opts[:cards_by_commits]
      seer.pretty_card_data_by_commits
    else
      seer.pretty_card_data
    end
  elsif opts[:cards_per_person]
    seer.cards_per_person
  elsif opts[:knowledge_debt]
    seer.knowledge_debt
  elsif opts[:my_pairs]
    seer.pair_recency
  else
    seer.all_commits
  end
end

puts run_command(opts).join("\n")