defmodule ToweropsWeb.LiveHelpersTest do
  @moduledoc """
  Consolidated tests for pure helpers promoted from various LiveView modules.
  """
  use ExUnit.Case, async: true

  describe "OnboardingLive.next_step/1" do
    test "advances through the onboarding sequence" do
      assert :site == ToweropsWeb.OnboardingLive.next_step(:snmp)
      assert :billing == ToweropsWeb.OnboardingLive.next_step(:site)
      assert :agent == ToweropsWeb.OnboardingLive.next_step(:billing)
      assert :done == ToweropsWeb.OnboardingLive.next_step(:agent)
    end
  end

  describe "OnboardingLive.step_index/1" do
    test "returns 0-indexed position" do
      assert 0 == ToweropsWeb.OnboardingLive.step_index(:snmp)
      assert 1 == ToweropsWeb.OnboardingLive.step_index(:site)
      assert 2 == ToweropsWeb.OnboardingLive.step_index(:billing)
      assert 3 == ToweropsWeb.OnboardingLive.step_index(:agent)
    end
  end

  describe "InsightsLive.Index.urgency_classes/1" do
    alias ToweropsWeb.InsightsLive.Index

    test "critical is red" do
      assert String.contains?(Index.urgency_classes("critical"), "red")
    end

    test "warning is yellow" do
      assert String.contains?(Index.urgency_classes("warning"), "yellow")
    end

    test "info is blue" do
      assert String.contains?(Index.urgency_classes("info"), "blue")
    end

    test "unknown is gray" do
      assert String.contains?(Index.urgency_classes("mystery"), "gray")
      assert String.contains?(Index.urgency_classes(nil), "gray")
    end
  end

  describe "InsightsLive.Index.source_classes/1" do
    alias ToweropsWeb.InsightsLive.Index

    test "preseem is indigo" do
      assert String.contains?(Index.source_classes("preseem"), "indigo")
    end

    test "gaiia is emerald" do
      assert String.contains?(Index.source_classes("gaiia"), "emerald")
    end

    test "snmp is orange" do
      assert String.contains?(Index.source_classes("snmp"), "orange")
    end

    test "system is gray" do
      assert String.contains?(Index.source_classes("system"), "gray")
    end

    test "unknown is gray" do
      assert String.contains?(Index.source_classes("x"), "gray")
    end
  end

  describe "InsightsLive.Index.build_filter_params/2" do
    alias ToweropsWeb.InsightsLive.Index

    test "merges overrides into base" do
      base = %{"status" => "active"}
      result = Index.build_filter_params(base, %{"urgency" => "critical"})

      assert result == %{"status" => "active", "urgency" => "critical"}
    end

    test "drops nil values" do
      base = %{"status" => "active"}
      result = Index.build_filter_params(base, %{"urgency" => nil})

      refute Map.has_key?(result, "urgency")
    end

    test "override wins over base" do
      base = %{"status" => "active"}
      result = Index.build_filter_params(base, %{"status" => "resolved"})

      assert result == %{"status" => "resolved"}
    end
  end

  describe "InsightsLive.Index selection helpers" do
    alias ToweropsWeb.InsightsLive.Index

    test "selected?/2 returns true when id is in set" do
      ids = MapSet.new(["a", "b"])
      assert Index.selected?(ids, "a")
      refute Index.selected?(ids, "c")
    end

    test "any_selected?/1 returns true for non-empty set" do
      assert Index.any_selected?(MapSet.new(["a"]))
      refute Index.any_selected?(MapSet.new())
    end
  end

  describe "ActivityFeedLive.severity_dot_color/2" do
    alias ToweropsWeb.ActivityFeedLive

    test "critical is red regardless of type" do
      assert "bg-red-500" == ActivityFeedLive.severity_dot_color(:critical, :anything)
    end

    test "warning is yellow" do
      assert "bg-yellow-500" == ActivityFeedLive.severity_dot_color(:warning, :anything)
    end

    test "info + alert_resolved is green" do
      assert "bg-green-500" == ActivityFeedLive.severity_dot_color(:info, :alert_resolved)
    end

    test "info + sync is blue" do
      assert "bg-blue-500" == ActivityFeedLive.severity_dot_color(:info, :sync)
    end

    test "info + device_added is cyan" do
      assert "bg-cyan-500" == ActivityFeedLive.severity_dot_color(:info, :device_added)
    end

    test "info + unknown defaults to gray" do
      assert "bg-gray-400" == ActivityFeedLive.severity_dot_color(:info, :other)
    end

    test "catch-all is gray" do
      assert "bg-gray-400" == ActivityFeedLive.severity_dot_color(:unknown, :other)
    end
  end

  describe "ActivityFeedLive.severity_text_color/2" do
    alias ToweropsWeb.ActivityFeedLive

    test "critical is red text" do
      result = ActivityFeedLive.severity_text_color(:critical, :alert_fired)
      assert String.contains?(result, "red")
    end

    test "alert_resolved is green text" do
      result = ActivityFeedLive.severity_text_color(:info, :alert_resolved)
      assert String.contains?(result, "green")
    end

    test "fallback is default gray/white" do
      result = ActivityFeedLive.severity_text_color(:info, :sync)
      assert String.contains?(result, "gray") or String.contains?(result, "white")
    end
  end

  describe "ActivityFeedLive.type_badge_class/1" do
    alias ToweropsWeb.ActivityFeedLive

    test "known types map to their colors" do
      for {type, color} <- [
            {:config_change, "orange"},
            {:alert_fired, "red"},
            {:alert_resolved, "green"},
            {:device_event, "purple"},
            {:sync, "blue"},
            {:device_added, "cyan"}
          ] do
        assert String.contains?(ActivityFeedLive.type_badge_class(type), color),
               "expected #{type} badge to contain '#{color}'"
      end
    end

    test "unknown defaults to gray" do
      assert String.contains?(ActivityFeedLive.type_badge_class(:other), "gray")
    end
  end

  describe "ActivityFeedLive.type_label/1" do
    alias ToweropsWeb.ActivityFeedLive

    test "returns human labels" do
      assert "Config" == ActivityFeedLive.type_label(:config_change)
      assert "Alert" == ActivityFeedLive.type_label(:alert_fired)
      assert "Resolved" == ActivityFeedLive.type_label(:alert_resolved)
      assert "Event" == ActivityFeedLive.type_label(:device_event)
      assert "Sync" == ActivityFeedLive.type_label(:sync)
      assert "Device" == ActivityFeedLive.type_label(:device_added)
      assert "Other" == ActivityFeedLive.type_label(:unknown)
    end
  end

  describe "ActivityFeedLive.relative_time/2" do
    alias ToweropsWeb.ActivityFeedLive

    setup do
      now = ~U[2026-04-23 20:00:00Z]
      %{now: now}
    end

    test "very recent = 'just now'", %{now: now} do
      ts = DateTime.add(now, -2, :second)
      assert "just now" == ActivityFeedLive.relative_time(ts, now)
    end

    test "seconds ago", %{now: now} do
      ts = DateTime.add(now, -30, :second)
      assert "30s ago" == ActivityFeedLive.relative_time(ts, now)
    end

    test "minutes ago", %{now: now} do
      ts = DateTime.add(now, -600, :second)
      assert "10m ago" == ActivityFeedLive.relative_time(ts, now)
    end

    test "hours ago", %{now: now} do
      ts = DateTime.add(now, -3 * 3600, :second)
      assert "3h ago" == ActivityFeedLive.relative_time(ts, now)
    end

    test "yesterday", %{now: now} do
      ts = DateTime.add(now, -30 * 3600, :second)
      assert "yesterday" == ActivityFeedLive.relative_time(ts, now)
    end

    test "days ago", %{now: now} do
      ts = DateTime.add(now, -5 * 86_400, :second)
      assert "5d ago" == ActivityFeedLive.relative_time(ts, now)
    end

    test "over a week shows absolute date", %{now: now} do
      ts = DateTime.add(now, -30 * 86_400, :second)
      result = ActivityFeedLive.relative_time(ts, now)
      # Absolute format like "Mar 24, 2026"
      assert result =~ ~r/\w+ \d+, \d{4}/
    end
  end

  describe "MaintenanceLive.Form.maybe_clear_scope/2" do
    alias ToweropsWeb.MaintenanceLive.Form

    test "org scope nils both site_id and device_id" do
      result = Form.maybe_clear_scope(%{"site_id" => "s1", "device_id" => "d1"}, "org")
      assert result["site_id"] == nil
      assert result["device_id"] == nil
    end

    test "site scope nils only device_id" do
      result = Form.maybe_clear_scope(%{"site_id" => "s1", "device_id" => "d1"}, "site")
      assert result["site_id"] == "s1"
      assert result["device_id"] == nil
    end

    test "device scope preserves both" do
      result = Form.maybe_clear_scope(%{"site_id" => "s1", "device_id" => "d1"}, "device")
      assert result["site_id"] == "s1"
      assert result["device_id"] == "d1"
    end
  end

  describe "MaintenanceLive.Form.format_datetime_local/1" do
    alias ToweropsWeb.MaintenanceLive.Form

    test "nil returns empty string" do
      assert "" == Form.format_datetime_local(nil)
    end

    test "non-DateTime returns empty string" do
      assert "" == Form.format_datetime_local("not a datetime")
      assert "" == Form.format_datetime_local(42)
    end

    test "DateTime formatted as HTML datetime-local" do
      dt = ~U[2026-04-23 14:30:00Z]
      assert "2026-04-23T14:30" == Form.format_datetime_local(dt)
    end
  end

  describe "ReportsLive helpers" do
    alias ToweropsWeb.ReportsLive

    test "humanize_type/1 known types" do
      assert "Uptime Summary" == ReportsLive.humanize_type("uptime_summary")
      assert "Alert History" == ReportsLive.humanize_type("alert_history")
      assert "Capacity Trends" == ReportsLive.humanize_type("capacity_trends")
      assert "RF Link Health" == ReportsLive.humanize_type("rf_link_health")
    end

    test "humanize_type/1 passes through unknown" do
      assert "custom" == ReportsLive.humanize_type("custom")
    end

    test "humanize_schedule/1 capitalizes type" do
      assert "Weekly" == ReportsLive.humanize_schedule(%{"type" => "weekly"})
      assert "Daily" == ReportsLive.humanize_schedule(%{"type" => "daily"})
    end

    test "humanize_schedule/1 returns dash for missing type" do
      assert "-" == ReportsLive.humanize_schedule(%{})
      assert "-" == ReportsLive.humanize_schedule(nil)
    end

    test "format_recipients/1 joins list with commas" do
      assert "a@b.com, c@d.com" == ReportsLive.format_recipients(["a@b.com", "c@d.com"])
    end

    test "format_recipients/1 returns dash for non-list" do
      assert "-" == ReportsLive.format_recipients(nil)
      assert "-" == ReportsLive.format_recipients("string")
    end

    test "status_badge/1 known statuses" do
      assert {"Success", class} = ReportsLive.status_badge("success")
      assert String.contains?(class, "green")

      assert {"Failed", class} = ReportsLive.status_badge("failed")
      assert String.contains?(class, "red")

      assert {"Partial", class} = ReportsLive.status_badge("partial_failure")
      assert String.contains?(class, "yellow")
    end

    test "status_badge/1 unknown maps to 'Never Run'" do
      assert {"Never Run", class} = ReportsLive.status_badge(nil)
      assert String.contains?(class, "gray")
    end
  end

  describe "UserRegistrationLive.normalize_consent_params/1" do
    alias ToweropsWeb.UserRegistrationLive

    test "'on' becomes true for both fields" do
      result =
        UserRegistrationLive.normalize_consent_params(%{
          "privacy_policy_consent" => "on",
          "terms_of_service_consent" => "on"
        })

      assert result["privacy_policy_consent"] == true
      assert result["terms_of_service_consent"] == true
    end

    test "preserves existing boolean values" do
      result =
        UserRegistrationLive.normalize_consent_params(%{
          "privacy_policy_consent" => true,
          "terms_of_service_consent" => false
        })

      assert result["privacy_policy_consent"] == true
      assert result["terms_of_service_consent"] == false
    end

    test "missing fields remain nil" do
      result = UserRegistrationLive.normalize_consent_params(%{})
      assert result["privacy_policy_consent"] == nil
      assert result["terms_of_service_consent"] == nil
    end

    test "other values pass through unchanged" do
      result = UserRegistrationLive.normalize_consent_params(%{"privacy_policy_consent" => "nope"})
      assert result["privacy_policy_consent"] == "nope"
    end
  end
end