require 'rails_helper'

describe ActiveAdmin::Views::TableFor do
  describe "creating with the dsl" do

    let(:collection) do
      [Post.new(title: "First Post", starred: true), Post.new(title: "Second Post"), Post.new(title: "Third Post", starred: false)]
    end

    let(:assigns){ { collection: collection } }
    let(:helpers){ mock_action_view }

    context "when creating a column using symbol argument" do
      let(:table) do
        render_arbre_component assigns, helpers do
          table_for(collection, :title)
        end
      end

      it "should create a table header based on the symbol" do
        expect(table.find_by_tag("th").first.content).to eq "Title"
      end

      it "should create a table row for each element in the collection" do
        expect(table.find_by_tag("tr").size).to eq 4 # 1 for head, 3 for rows
      end

      ["First Post", "Second Post", "Third Post"].each_with_index do |content, index|
        it "should create a cell with #{content}" do
          expect(table.find_by_tag("td")[index].content).to eq content
        end
      end
    end

    context "when creating many columns using symbol arguments" do
      let(:table) do
        render_arbre_component assigns, helpers do
          table_for(collection, :title, :created_at)
        end
      end

      it "should create a table header based on the symbol" do
        expect(table.find_by_tag("th").first.content).to eq "Title"
        expect(table.find_by_tag("th").last.content).to eq "Created At"
      end

      it "should add a class to each table header based on the col name" do
        expect(table.find_by_tag("th").first.class_list.to_a.join(' ')).to eq "col col-title"
        expect(table.find_by_tag("th").last.class_list.to_a.join(' ')).to eq "col col-created_at"
      end

      it "should create a table row for each element in the collection" do
        expect(table.find_by_tag("tr").size).to eq 4 # 1 for head, 3 for rows
      end

      it "should create a cell for each column" do
        expect(table.find_by_tag("td").size).to eq 6
      end

      it "should add a class for each cell based on the col name" do
        expect(table.find_by_tag("td").first.class_list.to_a.join(' ')).to eq "col col-title"
        expect(table.find_by_tag("td").last.class_list.to_a.join(' ')).to eq "col col-created_at"
      end
    end

    context "when creating a column using symbol arguments and another using block" do
      let(:table) do
        render_arbre_component assigns, helpers do
          table_for(collection, :title) do
            column :created_at
          end
        end
      end

      it "should create a table header based on the symbol" do
        expect(table.find_by_tag("th").first.content).to eq "Title"
        expect(table.find_by_tag("th").last.content).to eq "Created At"
      end

      it "should add a class to each table header based on the col name" do
        expect(table.find_by_tag("th").first.class_list.to_a.join(' ')).to eq "col col-title"
        expect(table.find_by_tag("th").last.class_list.to_a.join(' ')).to eq "col col-created_at"
      end

      it "should create a table row for each element in the collection" do
        expect(table.find_by_tag("tr").size).to eq 4 # 1 for head, 3 for rows
      end

      it "should create a cell for each column" do
        expect(table.find_by_tag("td").size).to eq 6
      end

      it "should add a class for each cell based on the col name" do
        expect(table.find_by_tag("td").first.class_list.to_a.join(' ')).to eq "col col-title"
        expect(table.find_by_tag("td").last.class_list.to_a.join(' ')).to eq "col col-created_at"
      end
    end

    context "when creating a column with a symbol" do
      let(:table) do
        render_arbre_component assigns, helpers do
          table_for(collection) do
            column :title
          end
        end
      end

      it "should create a table header based on the symbol" do
        expect(table.find_by_tag("th").first.content).to eq "Title"
      end

      it "should create a table row for each element in the collection" do
        expect(table.find_by_tag("tr").size).to eq 4 # 1 for head, 3 for rows
      end

      ["First Post", "Second Post", "Third Post"].each_with_index do |content, index|
        it "should create a cell with #{content}" do
          expect(table.find_by_tag("td")[index].content).to eq content
        end
      end
    end

    context "when creating many columns with symbols" do
      let(:table) do
        render_arbre_component assigns, helpers do
          table_for(collection) do
            column :title
            column :created_at
          end
        end
      end

      it "should create a table header based on the symbol" do
        expect(table.find_by_tag("th").first.content).to eq "Title"
        expect(table.find_by_tag("th").last.content).to eq "Created At"
      end

      it "should add a class to each table header based on the col name" do
        expect(table.find_by_tag("th").first.class_list.to_a.join(' ')).to eq "col col-title"
        expect(table.find_by_tag("th").last.class_list.to_a.join(' ')).to eq "col col-created_at"
      end

      it "should create a table row for each element in the collection" do
        expect(table.find_by_tag("tr").size).to eq 4 # 1 for head, 3 for rows
      end

      it "should create a cell for each column" do
        expect(table.find_by_tag("td").size).to eq 6
      end

      it "should add a class for each cell based on the col name" do
        expect(table.find_by_tag("td").first.class_list.to_a.join(' ')).to eq "col col-title"
        expect(table.find_by_tag("td").last.class_list.to_a.join(' ')).to eq "col col-created_at"
      end
    end

    context "when creating a column with block content" do
      let(:table) do
        render_arbre_component assigns, helpers do
          table_for(collection) do
            column :title do |post|
              span(post.title)
            end
          end
        end
      end

      it "should add a class to each table header based on the col name" do
        expect(table.find_by_tag("th").first.class_list).to include("col-title")
      end

      [ "<span>First Post</span>",
        "<span>Second Post</span>",
        "<span>Third Post</span>" ].each_with_index do |content, index|
        it "should create a cell with #{content}" do
          expect(table.find_by_tag("td")[index].content.strip).to eq content
        end
      end
    end

    context "when creating a column with multiple block content" do
      let(:table) do
        render_arbre_component assigns, helpers do
          table_for(collection) do
            column :title do |post|
              span(post.title)
              span(post.title)
            end
          end
        end
      end

      3.times do |index|
        it "should create a cell with multiple elements in row #{index}" do
          expect(table.find_by_tag("td")[index].find_by_tag("span").size).to eq 2
        end
      end
    end


    context "when creating many columns with symbols, blocks and strings" do
      let(:table) do
        render_arbre_component assigns, helpers do
          table_for(collection) do
            column "My Custom Title", :title
            column :created_at , class:"datetime"
          end
        end
      end


      it "should add a class to each table header  based on class option or the col name" do
        expect(table.find_by_tag("th").first.class_list.to_a.join(' ')).to eq "col col-my_custom_title"
        expect(table.find_by_tag("th").last.class_list.to_a.join(' ')).to eq "col datetime"
      end

      it "should add a class to each cell based  on class option or the col name" do
        expect(table.find_by_tag("td").first.class_list.to_a.join(' ')).to eq "col col-my_custom_title"
        expect(table.find_by_tag("td").last.class_list.to_a.join(' ')).to eq "col datetime"
      end
    end

    context "when using a single record instead of a collection" do
      let(:table) do
        render_arbre_component nil, helpers do
          table_for Post.new do
            column :title
          end
        end
      end
      it "should render" do
        expect(table.find_by_tag("th").first.content).to eq "Title"
      end
    end

    context "when using a single Hash" do
      let(:table) do
        render_arbre_component nil, helpers do
          table_for foo: 1, bar: 2 do
            column :foo
            column :bar
          end
        end
      end
      it "should render" do
        expect(table.find_by_tag("th")[0].content).to eq "Foo"
        expect(table.find_by_tag("th")[1].content).to eq "Bar"
        expect(table.find_by_tag("td")[0].content).to eq "1"
        expect(table.find_by_tag("td")[1].content).to eq "2"
      end
    end

    context "when using an Array of Hashes" do
      let(:table) do
        render_arbre_component nil, helpers do
          table_for [{foo: 1},{foo: 2}] do
            column :foo
          end
        end
      end
      it "should render" do
        expect(table.find_by_tag("th")[0].content).to eq "Foo"
        expect(table.find_by_tag("td")[0].content).to eq "1"
        expect(table.find_by_tag("td")[1].content).to eq "2"
      end
    end

    context "when record attribute is boolean" do
      let(:table) do
        render_arbre_component assigns, helpers do
          table_for(collection) do
            column :starred
          end
        end
      end

      it "should render boolean attribute within status tag" do
        expect(table.find_by_tag("span").first.class_list.to_a.join(' ')).to eq "status_tag yes"
        expect(table.find_by_tag("span").first.content).to eq "Yes"
        expect(table.find_by_tag("span").last.class_list.to_a.join(' ')).to eq "status_tag no"
        expect(table.find_by_tag("span").last.content).to eq "No"
      end
    end

    context 'when row_class' do
      let(:table) do
        render_arbre_component assigns, helpers do
          table_for(collection, row_class: -> e { 'starred' if e.starred }) do
            column :starred
          end
        end
      end

      it 'should render boolean attribute within status tag' do
        trs = table.find_by_tag('tr')
        expect(trs.size).to eq 4
        expect(trs.first.class_list.to_a.join(' ')).to eq ''
        expect(trs.second.class_list.to_a.join(' ')).to eq 'odd starred'
        expect(trs.third.class_list.to_a.join(' ')).to eq 'even'
        expect(trs.fourth.class_list.to_a.join(' ')).to eq 'odd'
      end
    end

  end

  describe "column sorting" do

    def build_column(*args, &block)
      ActiveAdmin::Views::TableFor::Column.new(*args, &block)
    end

    subject { table_column }

    context "when default" do
      let(:table_column){ build_column(:username) }
      it { is_expected.to be_sortable }

      describe '#sort_key' do
        subject { super().sort_key }
        it{ is_expected.to eq("username") }
      end
    end

    context "when a block given with no sort key" do
      let(:table_column){ build_column("Username"){ } }
      it { is_expected.to be_sortable }
    end

    context "when a block given with a sort key" do
      let(:table_column){ build_column("Username", sortable: :username){ } }
      it { is_expected.to be_sortable }

      describe '#sort_key' do
        subject { super().sort_key }
        it{ is_expected.to eq("username") }
      end
    end

    context 'when a block given with virtual attribute and no sort key' do
      let(:table_column) { build_column(:virtual, nil, Post) { } }
      it { is_expected.not_to be_sortable }
    end

    context 'when symbol given as a data column should be sortable' do
      let(:table_column){ build_column('Username column', :username) }
      it { is_expected.to be_sortable }

      describe '#sort_key' do
        subject { super().sort_key }
        it { is_expected.to eq 'username' }
      end
    end

    context 'when sortable: true with a symbol and string' do
      let(:table_column){ build_column('Username column', :username, sortable: true) }
      it { is_expected.to be_sortable }

      describe '#sort_key' do
        subject { super().sort_key }
        it { is_expected.to eq 'username' }
      end
    end

    context "when sortable: false with a symbol" do
      let(:table_column){ build_column(:username, sortable: false) }
      it { is_expected.not_to be_sortable }
    end

    context "when sortable: false with a symbol and string" do
      let(:table_column){ build_column("Username", :username, sortable: false) }
      it { is_expected.not_to be_sortable }
    end

    context "when :sortable column is an association" do
      let(:table_column){ build_column("Category", :category, Post) }
      it { is_expected.not_to be_sortable }
    end

    context 'when :sortable column is an association and block given' do
      let(:table_column){ build_column('Category', :category, Post) { } }
      it { is_expected.not_to be_sortable }
    end
  end
end