# encoding: utf-8
require 'spec_helper'
require 'tudu_core'
require 'tasks'

describe Tudu::Tasks do

  context :todo? do
    cases = [
      {
        case_no: 1,
        case_title: 'todo task',
        name: 'task_name',
        type: 'todos',
        expected: true,
      },
      {
        case_no: 2,
        case_title: 'not todo task',
        name: 'task_name',
        type: 'doings',
        expected: false,
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          tudu_task = Tudu::Tasks.new(c[:type], c[:name])

          # -- when --
          actual = tudu_task.todo?

          # -- then --
          expect(actual).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
      end

      def case_after(c)
        # implement each case after
      end
    end
  end

  context :doing? do
    cases = [
      {
        case_no: 1,
        case_title: 'doing task',
        name: 'task_name',
        type: 'doings',
        expected: true,
      },
      {
        case_no: 2,
        case_title: 'not doing task',
        name: 'task_name',
        type: 'todos',
        expected: false,
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          tudu_task = Tudu::Tasks.new(c[:type], c[:name])

          # -- when --
          actual = tudu_task.doing?

          # -- then --
          expect(actual).to eq(c[:expected])
        ensure
          case_after c

        end
      end

      def case_before(c)
        # implement each case before
      end

      def case_after(c)
        # implement each case after
      end
    end
  end

  context :done? do
    cases = [
      {
        case_no: 1,
        case_title: 'done task',
        name: 'task_name',
        type: 'dones',
        expected: true,
      },
      {
        case_no: 2,
        case_title: 'not done task',
        name: 'task_name',
        type: 'doings',
        expected: false,
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          tudu_task = Tudu::Tasks.new(c[:type], c[:name])

          # -- when --
          actual = tudu_task.done?

          # -- then --
          expect(actual).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
      end

      def case_after(c)
        # implement each case after
      end
    end
  end

  context :get_tasks_from_file do
    cases = [
      {
        case_no: 1,
        case_title: 'get todos from file',
        type: 'todos',
        texts: %w{task1 task2 task3},
        expected: %w{task1 task2 task3},
      },
      {
        case_no: 2,
        case_title: 'get doings from file',
        type: 'doings',
        texts: %w{task1 task2 task3},
        expected: %w{task1 task2 task3},
      },
      {
        case_no: 3,
        case_title: 'get done from file',
        type: 'dones',
        texts: %w{task1 task2 task3},
        expected: %w{task1 task2 task3},
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          # nothing

          # -- when --
          actual = Tudu::Tasks.get_tasks_from_file(c[:type])

          # -- then --
          expect(actual).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
        Dir.mkdir("./#{Tudu::Tasks::TUDU_DIR}")
        File.open("./#{Tudu::Tasks::TUDU_DIR}/#{c[:type]}", 'w') { |f|f.puts c[:texts].join("\n") }
      end

      def case_after(c)
        # implement each case after
        return unless File.exists? Tudu::Tasks::TUDU_DIR
        FileUtils.rm_rf(Tudu::Tasks::TUDU_DIR)
      end
    end
  end

  context :get_tasks do
    cases = [
      {
        case_no: 1,
        case_title: 'get todos from file',
        type: 'todos',
        texts: %w{task1 task2 task3},
        expected: [
          Tudu::Tasks.new('todos', 'task1'),
          Tudu::Tasks.new('todos', 'task2'),
          Tudu::Tasks.new('todos', 'task3'),
          ],
      },
      {
        case_no: 2,
        case_title: 'get doings from file',
        type: 'doings',
        texts: %w{task1 task2 task3},
        expected: [
          Tudu::Tasks.new('doings', 'task1'),
          Tudu::Tasks.new('doings', 'task2'),
          Tudu::Tasks.new('doings', 'task3'),
          ],
      },
      {
        case_no: 3,
        case_title: 'get done from file',
        type: 'dones',
        texts: %w{task1 task2 task3},
        expected: [
          Tudu::Tasks.new('dones', 'task1'),
          Tudu::Tasks.new('dones', 'task2'),
          Tudu::Tasks.new('dones', 'task3'),
          ],
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          # nothing

          # -- when --
          actual = Tudu::Tasks.get_tasks(c[:type])

          # -- then --
          expect(actual).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
        Dir.mkdir("./#{Tudu::Tasks::TUDU_DIR}")
        File.open("./#{Tudu::Tasks::TUDU_DIR}/#{c[:type]}", 'w') { |f|f.puts c[:texts].join("\n") }
      end

      def case_after(c)
        # implement each case after
        return unless File.exists? Tudu::Tasks::TUDU_DIR
        FileUtils.rm_rf(Tudu::Tasks::TUDU_DIR)
      end
    end
  end

  context :get_todos do
    cases = [
      {
        case_no: 1,
        case_title: 'get doings from file',
        type: 'doings',
        texts: %w{task1 task2 task3},
        expected: [
          Tudu::Tasks.new('doings', 'task1'),
          Tudu::Tasks.new('doings', 'task2'),
          Tudu::Tasks.new('doings', 'task3'),
          ],
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          # nothing

          # -- when --
          actual = Tudu::Tasks.get_doings

          # -- then --
          expect(actual).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
        Dir.mkdir("./#{Tudu::Tasks::TUDU_DIR}")
        File.open("./#{Tudu::Tasks::TUDU_DIR}/#{c[:type]}", 'w') { |f|f.puts c[:texts].join("\n") }
      end

      def case_after(c)
        # implement each case after
        return unless File.exists? Tudu::Tasks::TUDU_DIR
        FileUtils.rm_rf(Tudu::Tasks::TUDU_DIR)
      end
    end
  end

  context :get_dones do
    cases = [
      {
        case_no: 1,
        case_title: 'get done from file',
        type: 'dones',
        texts: %w{task1 task2 task3},
        expected: [
          Tudu::Tasks.new('dones', 'task1'),
          Tudu::Tasks.new('dones', 'task2'),
          Tudu::Tasks.new('dones', 'task3'),
          ],
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          # nothing

          # -- when --
          actual = Tudu::Tasks.get_dones

          # -- then --
          expect(actual).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
        Dir.mkdir("./#{Tudu::Tasks::TUDU_DIR}")
        File.open("./#{Tudu::Tasks::TUDU_DIR}/#{c[:type]}", 'w') { |f|f.puts c[:texts].join("\n") }
      end

      def case_after(c)
        # implement each case after
        return unless File.exists? Tudu::Tasks::TUDU_DIR
        FileUtils.rm_rf(Tudu::Tasks::TUDU_DIR)
      end
    end
  end

  context :find_tasks do
    cases = [
      {
        case_no: 1,
        case_title: 'find todos from tasks',
        type: 'todos',
        texts: %w{task1 task2 task3},
        search_name: 'task1',
        expected: Tudu::Tasks.new('todos', 'task1')
      },
      {
        case_no: 2,
        case_title: 'find doings from tasks',
        type: 'doings',
        texts: %w{task1 task2 task3},
        search_name: 'task1',
        expected: Tudu::Tasks.new('doings', 'task1')
      },
      {
        case_no: 3,
        case_title: 'find done from tasks',
        type: 'dones',
        texts: %w{task1 task2 task3},
        search_name: 'task1',
        expected: Tudu::Tasks.new('dones', 'task1')
      },
      {
        case_no: 4,
        case_title: 'not find',
        type: 'dones',
        texts: %w{task1 task2 task3},
        search_name: 'task4',
        expected: nil
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          # nothing

          # -- when --
          actual = Tudu::Tasks.find_tasks c[:search_name]

          # -- then --
          expect(actual).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
        Tudu::Core.new.init
        Dir.mkdir(Tudu::Tasks::TUDU_DIR) unless File.exists?(Tudu::Tasks::TUDU_DIR)
        File.open("./#{Tudu::Tasks::TUDU_DIR}/#{c[:type]}", 'w') { |f|f.puts c[:texts].join("\n") }
      end

      def case_after(c)
        # implement each case after
        return unless File.exists? Tudu::Tasks::TUDU_DIR
        FileUtils.rm_rf(Tudu::Tasks::TUDU_DIR)
      end
    end
  end

  context :choose do
    cases = [
      {
        case_no: 1,
        case_title: 'choose task',
        type: 'todos',
        texts: %w{task1 task2 task3},
        choose: 'task1',
        expected: [
          Tudu::Tasks.new('todos', 'task2'),
          Tudu::Tasks.new('todos', 'task3'),
          Tudu::Tasks.new('doings', 'task1'),
        ]
      },
      {
        case_no: 2,
        case_title: 'aleady exists doing',
        type: 'doings',
        texts: %w{task1 task2 task3},
        choose: 'task1',
        expected: [
          Tudu::Tasks.new('doings', 'task1'),
          Tudu::Tasks.new('doings', 'task2'),
          Tudu::Tasks.new('doings', 'task3'),
        ]
      },
      {
        case_no: 3,
        case_title: 'not exists task',
        type: 'todos',
        texts: %w{task1 task2 task3},
        choose: 'task4',
        expected: [
          Tudu::Tasks.new('todos', 'task1'),
          Tudu::Tasks.new('todos', 'task2'),
          Tudu::Tasks.new('todos', 'task3'),
        ]
      },
      {
        case_no: 4,
        case_title: 'task exists, but dones',
        type: 'dones',
        texts: %w{task1 task2 task3},
        choose: 'task1',
        expected: [
          Tudu::Tasks.new('dones', 'task1'),
          Tudu::Tasks.new('dones', 'task2'),
          Tudu::Tasks.new('dones', 'task3'),
        ]
      },
      {
        case_no: 5,
        case_title: 'task exists, empty args',
        type: 'todos',
        texts: %w{task1 task2 task3},
        choose: '',
        expected: [
          Tudu::Tasks.new('todos', 'task2'),
          Tudu::Tasks.new('todos', 'task3'),
          Tudu::Tasks.new('doings', 'task1'),
        ]
      },
      {
        case_no: 6,
        case_title: 'task exists, nil args',
        type: 'todos',
        texts: %w{task1 task2 task3},
        choose: nil,
        expected: [
          Tudu::Tasks.new('todos', 'task2'),
          Tudu::Tasks.new('todos', 'task3'),
          Tudu::Tasks.new('doings', 'task1'),
        ]
      },
      {
        case_no: 7,
        case_title: 'todos not exists, empty args',
        type: 'doings',
        texts: %w{task1 task2 task3},
        choose: nil,
        expected: [
          Tudu::Tasks.new('doings', 'task1'),
          Tudu::Tasks.new('doings', 'task2'),
          Tudu::Tasks.new('doings', 'task3'),
        ]
      },

    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          # nothing

          # -- when --
          Tudu::Tasks.choose c[:choose]

          # -- then --
          expect(Tudu::Tasks.get_tasks).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
        Tudu::Core.new.init
        File.open("./#{Tudu::Tasks::TUDU_DIR}/#{c[:type]}", 'w') { |f|f.puts c[:texts].join("\n") }
      end

      def case_after(c)
        # implement each case after
        return unless File.exists? Tudu::Tasks::TUDU_DIR
        FileUtils.rm_rf(Tudu::Tasks::TUDU_DIR)
      end
    end
  end

  context :done do
    cases = [
      {
        case_no: 1,
        case_title: 'one doing to done, shift todo to doing',
        task_names: %w{task1 task2 task3},
        choose: 'task1',
        expected: [
          Tudu::Tasks.new('todos', 'task3'),
          Tudu::Tasks.new('doings', 'task2'),
          Tudu::Tasks.new('dones', 'task1'),
        ]
      },
      {
        case_no: 2,
        case_title: 'one doing to done, not shift todo to doing',
        task_names: ['task1'],
        choose: 'task1',
        expected: [
          Tudu::Tasks.new('dones', 'task1'),
        ]
      },
      {
        case_no: 3,
        case_title: 'no doing',
        task_names: ['task1'],
        choose: '',
        expected: [
          Tudu::Tasks.new('todos', 'task1'),
        ]
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          Tudu::Core.new.init
          Tudu::Tasks.add(*c[:task_names])
          Tudu::Tasks.choose c[:choose] unless c[:choose].empty?

          # -- when --
          Tudu::Tasks.done

          # -- then --
          expect(Tudu::Tasks.get_tasks).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
      end

      def case_after(c)
        # implement each case after
        return unless File.exists? Tudu::Tasks::TUDU_DIR
        FileUtils.rm_rf(Tudu::Tasks::TUDU_DIR)
      end
    end
  end

  context :add do
    cases = [
      {
        case_no: 1,
        case_title: 'single add',
        task_names1: 'task_name',
        task_names2: nil,
        task_names3: nil,
        expected: [
          Tudu::Tasks.new('todos', 'task_name')
        ]
      },
      {
        case_no: 2,
        case_title: 'nil add',
        task_names1: nil,
        task_names2: nil,
        task_names3: nil,
        expected: []
      },
      {
        case_no: 3,
        case_title: 'multi add',
        task_names1: 'task_name1',
        task_names2: 'task_name2',
        task_names3: 'task_name3',
        expected: [
          Tudu::Tasks.new('todos', 'task_name1'),
          Tudu::Tasks.new('todos', 'task_name2'),
          Tudu::Tasks.new('todos', 'task_name3')
        ]
      },
      {
        case_no: 4,
        case_title: 'duplicate add',
        task_names1: 'task_name1',
        task_names2: 'task_name1',
        task_names3: nil,
        expected: [
          Tudu::Tasks.new('todos', 'task_name1'),
        ]
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          Tudu::Core.new.init

          # -- when --
          Tudu::Tasks.add c[:task_names1], c[:task_names2], c[:task_names3]

          # -- then --
          actual = Tudu::Tasks.get_todos
          expect(actual).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
      end

      def case_after(c)
        return unless File.exists? Tudu::Tasks::TUDU_DIR
        FileUtils.rm_rf(Tudu::Tasks::TUDU_DIR)
      end
    end
  end

  context :remove do
    cases = [
      {
        case_no: 1,
        case_title: 'single remove',
        add_tasks: ['task_name'],
        remove_tasks: ['task_name'],
        expected_tasks: [],
      },
      {
        case_no: 2,
        case_title: 'multi remove',
        add_tasks: %w{task_name1 task_name2 task_name3},
        remove_tasks: %w{task_name1 task_name2 task_name3},
        expected_tasks: [],
      },
      {
        case_no: 3,
        case_title: 'not remove',
        add_tasks: ['task_name'],
        remove_tasks: ['invalid name'],
        expected_tasks: [Tudu::Tasks.new('todos', 'task_name')],
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          Tudu::Core.new.init
          Tudu::Tasks.add(*c[:add_tasks])

          # -- when --
          Tudu::Tasks.remove(*c[:remove_tasks])

          # -- then --
          actual = Tudu::Tasks.get_tasks
          expect(actual).to eq(c[:expected_tasks])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
      end

      def case_after(c)
        return unless File.exists? Tudu::Tasks::TUDU_DIR
        FileUtils.rm_rf(Tudu::Tasks::TUDU_DIR)
      end
    end
  end

  context :filter_tasks do
    cases = [
      {
        case_no: 1,
        case_title: 'get todos from file',
        tasks: [
          Tudu::Tasks.new('doings', 'task1_1'),
          Tudu::Tasks.new('doings', 'task1_2'),
          Tudu::Tasks.new('doings', 'task3'),
          ],
        filter_word: 'task1_1',
        expected: [Tudu::Tasks.new('doings', 'task1_1')],
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          # nothing

          # -- when --
          actual = Tudu::Tasks.filter_tasks(c[:tasks], c[:filter_word])

          # -- then --
          expect(actual).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
      end

      def case_after(c)
        # implement each case after
      end
    end
  end

  context :progress do
    cases = [
      {
        case_no: 1,
        case_title: 'display progress',
        todos: %w{task5 task6},
        doings: %w{task3 task4},
        dones: %w{task1 task2},
        expected: '2/6|===>       |33%',
      },
      {
        case_no: 2,
        case_title: 'display none progress',
        todos: %w{task3 task4},
        doings: %w{task1 task2},
        dones: [],
        expected: '0/4|>          |0%',
      },
      {
        case_no: 3,
        case_title: 'display complete progress',
        todos: [],
        doings: [],
        dones: %w{task1 task2},
        expected: '2/2|==========>|100%',
      },
    ]

    cases.each do |c|
      it "|case_no=#{c[:case_no]}|case_title=#{c[:case_title]}" do
        begin
          case_before c

          # -- given --
          # nothing

          # -- when --
          actual = Tudu::Tasks.progress

          # -- then --
          expect(actual).to eq(c[:expected])
        ensure
          case_after c
        end
      end

      def case_before(c)
        # implement each case before
        Tudu::Core.new.init
        File.open("./#{Tudu::Tasks::TUDU_DIR}/todos", 'w') { |f|f.puts c[:todos].join("\n") }
        File.open("./#{Tudu::Tasks::TUDU_DIR}/doings", 'w') { |f|f.puts c[:doings].join("\n") }
        File.open("./#{Tudu::Tasks::TUDU_DIR}/dones", 'w') { |f|f.puts c[:dones].join("\n") }
      end

      def case_after(c)
        # implement each case after
        return unless File.exists? Tudu::Tasks::TUDU_DIR
        FileUtils.rm_rf(Tudu::Tasks::TUDU_DIR)
      end
    end
  end
end