<?php

namespace App\Http\Controllers;

use App\Models\Client;
use App\Models\ClientProjectActivities;
use App\Models\ClientUserAssignation;
use App\Models\User;
use App\Services\UserHierarchyService;
use Inertia\Inertia;
use Carbon\Carbon;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Log as FacadesLog;
use Illuminate\Http\RedirectResponse;
use Illuminate\Support\Facades\DB;

class ActivityController extends Controller
{
    public function __construct(private UserHierarchyService $hierarchyService)
    {
    }

    public function completeActivity(Request $request, int $activity_id)
    {
        $activity = ClientProjectActivities::findOrFail($activity_id);
        abort_unless($this->hierarchyService->canViewClient(Auth::user(), $activity->client), 403);

        $activity->completed_at = Carbon::now();
        $activity->save();
        return redirect()->back()
            ->with('message-info', 'Activity has been completed.');
    }

    public function storeActivity(Request $request, int $project_id): RedirectResponse
    {
        $request->validate([
            'task_description' => ['required', 'string'],
            'category' => ['required_if:activity_type,report,scheduled'],
            'activity_type' => ['required', 'in:report,scheduled,customer_notes'],
            'estimated_completed_at' => [
                'nullable',
                'required_if:activity_type,scheduled',
            ],
        ]);

        $project = Client::findOrFail($project_id);
        abort_unless($this->hierarchyService->canViewClient(Auth::user(), $project), 403);

        $activity = $project->activitiesList()->create([
            'task_description' => $request->task_description,
            'activity_type' => $request->category,
            'estimated_completed_at' => $request->activity_type == 'report' ? null : $request->estimated_completed_at,
            'user_id' => auth()->id(),
            'completed_at' => $request->activity_type == 'report' ? now() : null,
        ]);

        return redirect()
            ->route('google-ads.accounts.show', ['id' => $project->customer_id, 'tab' => 'activities'])
            ->with('message-info', 'Activity has been created successfully.');
    }

    public function updateActivity($id, Request $request): RedirectResponse
    {
        try {
            $activity = ClientProjectActivities::findOrFail($id);
            abort_unless($this->hierarchyService->canViewClient(Auth::user(), $activity->client), 403);

            $request->validate([
                'task_description' => ['required', 'string', 'min:0'],
                'category' => ['required_if:activity_type,report,scheduled'],
                'activity_type' => ['required', 'in:report,scheduled,customer_notes'],
                'estimated_completed_at' => [
                    'nullable',
                    'required_if:activity_type,scheduled',
                ],
            ]);

            DB::beginTransaction();

            $activity->update([
                'task_description' => $request->task_description,
                'activity_type' => $request->category,
                'estimated_completed_at' => $request->activity_type == 'report' ? null : $request->estimated_completed_at,
                'completed_at' => $request->activity_type == 'report' ? (! empty($activity->completed_at) ? $activity->completed_at : now()) : null,
            ]);

            DB::commit();

            return redirect()
                ->back()
                ->with('message-info', 'Activity has been updated successfully.');

        } catch (\Throwable $e) {
            DB::rollBack();
            FacadesLog::error('Error updated project activity: '.$e->getMessage(), [
                'trace' => $e->getTraceAsString(),
            ]);

            return redirect()
                ->back()
                ->withInput()
                ->with('message-error', 'Something went wrong while updating the project activity.');
        }
    }

    public function deleteActivity($id): RedirectResponse
    {
        $activity = ClientProjectActivities::findOrFail($id);
        abort_unless($this->hierarchyService->canViewClient(Auth::user(), $activity->client), 403);

        $clientId = $activity->client_id;
        $activity->delete();

        return redirect()
            ->route('google-ads.accounts.show', ['id' => $clientId, 'tab' => 'activities'])
            ->with('message-info', 'Activity has been deleted successfully.');
    }
}