require "test_helper"

class DashboardMetricsTest < ActiveSupport::TestCase
  setup do
    @project = projects(:matchlivetv)
    Current.user = users(:marco)
    Current.project = @project
    @opps = []
  end

  teardown do
    Current.user = nil
    Current.project = nil
  end

  test "computes stage counts and pipeline value" do
    metrics = Dashboard::Metrics.new
    assert metrics.stage_counts.key?("interested")
    assert metrics.stage_counts.key?("to_contact")
    assert_kind_of Numeric, metrics.open_pipeline_value
    assert_kind_of Array, metrics.funnel_steps
  end

  test "funnel shows current snapshot and reached-or-beyond without skipping stages" do
    add_opp("to_contact")
    2.times { add_opp("contacted") }
    add_opp("replied")
    add_opp("interested")
    2.times { add_opp("proposal", estimated_value: 100) }
    add_opp("lost", lost_reason: "price")

    steps = metrics.funnel_steps.index_by { |step| step[:stage] }

    assert_equal Dashboard::Metrics::FUNNEL_STAGES, metrics.funnel_steps.map { |step| step[:stage] }

    assert_equal 2, steps["contacted"][:current]
    assert_equal 6, steps["contacted"][:reached]
    assert_equal 0, steps["first_use"][:current]
    assert_equal 2, steps["first_use"][:reached]
    assert_equal 2, steps["proposal"][:current]
    assert_equal 2, steps["proposal"][:reached]
    assert_equal 0, steps["won"][:current]
    refute steps.key?("lost")

    contacted_step = steps["replied"]
    assert_equal "4 su 6 hanno superato Contattato", contacted_step[:conversion_label]
    assert_equal 67, contacted_step[:rate]
  end

  test "next action KPI excludes da contattare and attention remainder uses real total" do
    2.times { add_opp("to_contact", send_status: "to_send") }
    10.times { add_opp("contacted") }
    interested = add_opp("interested")
    Task.create!(
      title: "Richiama",
      organization: interested.organization,
      opportunity: interested,
      assigned_user: users(:marco),
      due_at: 1.day.from_now,
      priority: "normal",
      task_type: "call",
      status: "pending"
    )

    assert_equal 10, metrics.opportunities_without_next_action

    preview = metrics.attention_items[:opportunities_without_next_action]
    assert_equal 10, preview[:total]
    assert_equal 8, preview[:items].size
  end

  test "demo and first use conversions are blank when those stages were never used" do
    add_opp("proposal")

    assert_nil metrics.demo_to_won_conversion
    assert_nil metrics.first_use_to_won_conversion
  end

  test "demo conversion is zero when someone is in demo and nobody won" do
    add_opp("demo_trial")

    assert_equal 0, metrics.demo_to_won_conversion
  end

  test "goal progress" do
    goal = sales_goals(:september)
    assert_equal 0, goal.current_value
    assert_equal 0, goal.progress_percentage
  end

  private

  def metrics
    Dashboard::Metrics.new(scope: Opportunity.where(id: @opps.map(&:id)), project: @project)
  end

  def add_opp(stage, **attrs)
    org = Organization.create!(
      name: "Soc #{stage} #{SecureRandom.hex(3)}",
      status: "prospect",
      organization_type: "societa_sportiva"
    )
    opp = Opportunity.create!(
      {
        organization: org,
        project: @project,
        name: "Deal #{stage}",
        pipeline_stage: stage
      }.merge(attrs)
    )
    @opps << opp
    opp
  end
end