# rubocop:disable Style/FrozenStringLiteralComment

describe CustomWizard::Mapper do
  fab!(:user1) do
    Fabricate(
      :user,
      name: "Angus",
      username: "angus",
      email: "angus@email.com",
      trust_level: TrustLevel[3],
    )
  end
  fab!(:user2) do
    Fabricate(
      :user,
      name: "Patrick",
      username: "patrick",
      email: "patrick@email2.com",
      trust_level: TrustLevel[1],
    )
  end
  fab!(:user_field) do
    field =
      Fabricate(
        :user_field,
        id: 3,
        name: "dropdown_field",
        description: "field desc",
        field_type: "dropdown",
        user_field_options_attributes: [{ value: "a" }, { value: "b" }, { value: "c" }],
      )
  end
  let(:inputs) { get_wizard_fixture("mapper/inputs") }
  let(:data) { get_wizard_fixture("mapper/data") }
  let(:template_params) { { "step_1_field_1" => "Hello" } }
  let(:template_params_empty) do
    { "step_1_field_1" => nil, "step_1_field_2" => nil, "step_1_field_3" => "" }
  end
  let(:template_params_non_empty) do
    { "step_1_field_1" => nil, "step_1_field_2" => "", "step_1_field_3" => "Value" }
  end
  let(:template_params_multiple_non_empty) do
    { "step_1_field_1" => nil, "step_1_field_2" => "Value1", "step_1_field_3" => "Value" }
  end
  let(:template_params_object) { { step_1_field_1: get_wizard_fixture("field/upload") } }
  let(:template_params_object_array) do
    { "step_1_field_1" => [{ text: "Hello" }, { text: "World" }] }
  end

  def create_template_mapper(data, user)
    CustomWizard::Mapper.new(data: data, user: user)
  end

  it "maps values" do
    expect(
      CustomWizard::Mapper.new(inputs: inputs["assignment"], data: data, user: user1).perform,
    ).to eq([13])
  end

  it "maps associations" do
    association =
      CustomWizard::Mapper.new(inputs: inputs["association"], data: data, user: user1).perform
    expect(association.length).to eq(3)
    expect(association.first[:value]).to eq("Choice 1")
  end

  context "conditional mapping" do
    it "maps when the condition is met" do
      expect(
        CustomWizard::Mapper.new(inputs: inputs["conditional"], data: data, user: user1).perform,
      ).to eq("true")
    end

    it "does not map when the condition is not met" do
      expect(
        CustomWizard::Mapper.new(inputs: inputs["conditional"], data: data, user: user2).perform,
      ).to eq(nil)
    end

    it "maps when multiple conditions are met" do
      expect(
        CustomWizard::Mapper.new(
          inputs: inputs["conditional_multiple_pairs"],
          data: data,
          user: user1,
        ).perform,
      ).to eq("true")
    end

    it "does not map when one of multiple conditions are not met" do
      user1.email = "angus@other-email.com"
      user1.save

      expect(
        CustomWizard::Mapper.new(
          inputs: inputs["conditional_multiple_pairs"],
          data: data,
          user: user1,
        ).perform,
      ).to eq(nil)
    end
  end

  context "conditional validation" do
    it "validates valid data" do
      expect(
        CustomWizard::Mapper.new(inputs: inputs["validation"], data: data, user: user1).perform,
      ).to eq(true)
    end

    it "does not validate invalid data" do
      data["input_2"] = "value 3"
      expect(
        CustomWizard::Mapper.new(inputs: inputs["validation"], data: data, user: user1).perform,
      ).to eq(false)
    end

    context "using or condition" do
      it "validates the data when all of the conditions are met" do
        expect(
          CustomWizard::Mapper
            .new(
              inputs: inputs["validation_multiple_pairs"],
              data: data,
              user: user1,
              opts: {
                multiple: true,
              },
            )
            .perform
            .any?,
        ).to eq(true)
      end

      it "validates the data when one of the conditions are met" do
        custom_data = data.dup
        custom_data["input_1"] = "value 3"
        expect(
          CustomWizard::Mapper
            .new(
              inputs: inputs["validation_multiple_pairs"],
              data: custom_data,
              user: user1,
              opts: {
                multiple: true,
              },
            )
            .perform
            .any?,
        ).to eq(true)
      end

      it "doesn't validate the data when none of the conditions are met" do
        custom_data = data.dup
        custom_data["input_1"] = "value 3"
        custom_data["input_2"] = "value 4"
        expect(
          CustomWizard::Mapper
            .new(
              inputs: inputs["validation_multiple_pairs"],
              data: custom_data,
              user: user1,
              opts: {
                multiple: true,
              },
            )
            .perform
            .any?,
        ).to eq(false)
      end
    end
  end

  it "maps text fields" do
    expect(
      CustomWizard::Mapper.new(inputs: inputs["assignment_text"], data: data, user: user1).perform,
    ).to eq("Value")
  end

  it "maps user fields" do
    expect(
      CustomWizard::Mapper.new(
        inputs: inputs["assignment_user_field"],
        data: data,
        user: user1,
      ).perform,
    ).to eq("Angus")
  end

  it "maps user field options" do
    expect(
      CustomWizard::Mapper.new(
        inputs: inputs["assignment_user_field_options"],
        data: data,
        user: user1,
      ).perform,
    ).to eq(%w[a b c])
  end

  it "maps wizard fields" do
    expect(
      CustomWizard::Mapper.new(
        inputs: inputs["assignment_wizard_field"],
        data: data,
        user: user1,
      ).perform,
    ).to eq("value 1")
  end

  it "maps wizard actions" do
    expect(
      CustomWizard::Mapper.new(
        inputs: inputs["assignment_wizard_action"],
        data: data,
        user: user1,
      ).perform,
    ).to eq("value 2")
  end

  context "interpolates" do
    it "user fields" do
      expect(
        CustomWizard::Mapper.new(
          inputs: inputs["interpolate_user_field"],
          data: data,
          user: user1,
        ).perform,
      ).to eq("Name: Angus")
    end

    it "user emails" do
      expect(
        CustomWizard::Mapper.new(
          inputs: inputs["interpolate_user_email"],
          data: data,
          user: user1,
        ).perform,
      ).to eq("Email: angus@email.com")
    end

    it "user options" do
      user1.user_option.update_columns(email_level: UserOption.email_level_types[:never])

      expect(
        CustomWizard::Mapper.new(
          inputs: inputs["interpolate_user_option"],
          data: data,
          user: user1,
        ).perform,
      ).to eq("Email Level: #{UserOption.email_level_types[:never]}")
    end

    it "date" do
      expect(
        CustomWizard::Mapper.new(
          inputs: inputs["interpolate_timestamp"],
          data: data,
          user: user1,
        ).perform,
      ).to eq("Time: #{Time.now.strftime("%B %-d, %Y")}")
    end

    it "avatar" do
      expect(
        CustomWizard::Mapper.new(
          inputs: inputs["interpolate_avatar"],
          data: data,
          user: user1,
        ).perform,
      ).to eq("Avatar: ![avatar](#{user1.small_avatar_url})")
    end

    it "avatar with invalid size" do
      avatar_inputs = inputs["interpolate_avatar"].dup
      avatar_inputs[0]["output"] = "Avatar: ![avatar](u{avatar.345})"

      expect(
        CustomWizard::Mapper.new(inputs: avatar_inputs, data: data, user: user1).perform,
      ).to eq("Avatar: ![avatar](#{user1.small_avatar_url})")
    end

    it "avatar with valid size" do
      avatar_inputs = inputs["interpolate_avatar"].dup
      avatar_inputs[0]["output"] = "Avatar: ![avatar](u{avatar.144})"

      expect(
        CustomWizard::Mapper.new(inputs: avatar_inputs, data: data, user: user1).perform,
      ).to eq("Avatar: ![avatar](#{user1.avatar_template_url.gsub("{size}", "144")})")
    end
  end

  it "handles not equal pairs" do
    expect(
      CustomWizard::Mapper.new(inputs: inputs["not_equals_pair"], data: data, user: user1).perform,
    ).to eq(true)
    expect(
      CustomWizard::Mapper.new(inputs: inputs["not_equals_pair"], data: data, user: user2).perform,
    ).to eq(false)
  end

  it "handles greater than pairs" do
    expect(
      CustomWizard::Mapper.new(
        inputs: inputs["greater_than_pair"],
        data: data,
        user: user1,
      ).perform,
    ).to eq(true)
    expect(
      CustomWizard::Mapper.new(
        inputs: inputs["greater_than_pair"],
        data: data,
        user: user2,
      ).perform,
    ).to eq(false)
  end

  it "handles less than pairs" do
    expect(
      CustomWizard::Mapper.new(inputs: inputs["less_than_pair"], data: data, user: user1).perform,
    ).to eq(false)
    expect(
      CustomWizard::Mapper.new(inputs: inputs["less_than_pair"], data: data, user: user2).perform,
    ).to eq(true)
  end

  it "handles greater than or equal pairs" do
    expect(
      CustomWizard::Mapper.new(
        inputs: inputs["greater_than_or_equal_pair"],
        data: data,
        user: user1,
      ).perform,
    ).to eq(true)
    expect(
      CustomWizard::Mapper.new(
        inputs: inputs["greater_than_or_equal_pair"],
        data: data,
        user: user2,
      ).perform,
    ).to eq(true)
  end

  it "handles less than or equal pairs" do
    expect(
      CustomWizard::Mapper.new(
        inputs: inputs["less_than_or_equal_pair"],
        data: data,
        user: user1,
      ).perform,
    ).to eq(true)
    expect(
      CustomWizard::Mapper.new(
        inputs: inputs["less_than_or_equal_pair"],
        data: data,
        user: user2,
      ).perform,
    ).to eq(true)
  end

  it "handles regex pairs" do
    expect(
      CustomWizard::Mapper.new(inputs: inputs["regex_pair"], data: data, user: user1).perform,
    ).to eq(true)
    expect(
      CustomWizard::Mapper.new(inputs: inputs["regex_pair"], data: data, user: user2).perform,
    ).to eq(false)
  end

  it "handles shorthand pairs" do
    expect(
      CustomWizard::Mapper.new(inputs: inputs["shorthand_pair"], data: data, user: user1).perform,
    ).to eq(false)
  end

  context "output templating" do
    it "passes the correct values to the template" do
      template = "w{step_1_field_1}"
      mapper = create_template_mapper(template_params, user1)
      result =
        mapper.interpolate(template.dup, template: true, user: true, wizard: true, value: true)
      expect(result).to eq(template_params["step_1_field_1"])
    end

    it "does not require a subscription" do
      template = '{{ "w{step_1_field_1}" | size }}'
      mapper = create_template_mapper(template_params, user1)
      result =
        mapper.interpolate(template.dup, template: true, user: true, wizard: true, value: true)
      expect(result).to eq("5")
    end

    it "treats replaced values as string literals" do
      template = '{{ "w{step_1_field_1}" | size }}'
      mapper = create_template_mapper(template_params, user1)
      result =
        mapper.interpolate(template.dup, template: true, user: true, wizard: true, value: true)
      expect(result).to eq(template_params["step_1_field_1"].size.to_s)
    end

    it "allows the wizard values to be used inside conditionals" do
      template = <<-LIQUID
        {%- if "w{step_1_field_1}" contains "ello" -%}
          Correct
        {%- else -%}
          Incorrect
        {%-endif-%}
      LIQUID
      mapper = create_template_mapper(template_params, user1)
      result =
        mapper.interpolate(template.dup, template: true, user: true, wizard: true, value: true)
      expect(result).to eq("Correct")
    end

    it "can access data passed to render method as variable" do
      template = "{{step_1_field_1.size}}"
      mapper = create_template_mapper(template_params, user1)
      result =
        mapper.interpolate(template.dup, template: true, user: true, wizard: true, value: true)
      expect(result).to eq(template_params["step_1_field_1"].size.to_s)
    end

    it "doesn't parse the template when template param is false" do
      template = <<-LIQUID.strip
        {{ "w{step_1_field_1}" | size}}
      LIQUID
      mapper = create_template_mapper(template_params, user1)
      result = mapper.interpolate(template.dup, template: false)
      expect(result).to eq(template)
    end

    it "handles correct object variable references" do
      template = <<-LIQUID.strip
        {%- if "w{step_1_field_1.id}" == "step_2_field_7" -%}
          Correct
        {%- else -%}
          Incorrect
        {%-endif-%}
      LIQUID
      mapper = create_template_mapper(template_params_object, user1)
      result = mapper.interpolate(template.dup, template: true, wizard: true)
      expect(result).to eq("Correct")
    end

    it "handles incorrect object variable references" do
      template = <<-LIQUID.strip
        {%- if "w{step_1_field_1}" == "step_2_field_7" -%}
          Correct
        {%- else -%}
          Incorrect
        {%-endif-%}
      LIQUID
      mapper = create_template_mapper(template_params_object, user1)
      result = mapper.interpolate(template.dup, template: true, wizard: true)
      expect(result).to eq("Incorrect")
    end

    it "iterates over an interpolated list of objects" do
      template = <<-LIQUID.strip
        {% for object in step_1_field_1 %}{{object.text}} {% endfor %}
        LIQUID
      mapper = create_template_mapper(template_params_object_array, user1)
      result =
        mapper.interpolate(template.dup, template: true, user: true, wizard: true, value: true)
      expect(result).to eq("Hello World ")
    end

    context "custom filter: 'first_non_empty'" do
      it "gives first non empty element from list" do
        template = <<-LIQUID.strip
          {%- assign entry = "" | first_non_empty: step_1_field_1, step_1_field_2, step_1_field_3 -%}
          {{ entry }}
        LIQUID
        mapper = create_template_mapper(template_params_non_empty, user1)
        result =
          mapper.interpolate(template.dup, template: true, user: true, wizard: true, value: true)
        expect(result).to eq(template_params_non_empty["step_1_field_3"])
      end

      it "gives first non empty element from list when multiple non empty values present" do
        template = <<-LIQUID.strip
          {%- assign entry = "" | first_non_empty: step_1_field_1, step_1_field_2, step_1_field_3 -%}
          {{ entry }}
        LIQUID
        mapper = create_template_mapper(template_params_multiple_non_empty, user1)
        result =
          mapper.interpolate(template.dup, template: true, user: true, wizard: true, value: true)
        expect(result).to eq(template_params_multiple_non_empty["step_1_field_2"])
      end

      it "gives empty if all elements are empty" do
        template = <<-LIQUID.strip
          {%- assign entry = "" | first_non_empty: step_1_field_1, step_1_field_2, step_1_field_3 -%}
          {%- if entry -%}
            {{ entry }}
          {%- endif -%}
        LIQUID
        mapper = create_template_mapper(template_params_empty, user1)
        result =
          mapper.interpolate(template.dup, template: true, user: true, wizard: true, value: true)
        expect(result).to eq("")
      end
    end
  end
end
