<?php

namespace App\Http\Controllers\API;

use App\Http\Controllers\Controller;
use App\Http\Requests\API\Approval\ActionRequest;
use App\Http\Requests\API\Approval\CreateOrUpdateRequest;
use App\Http\Resources\API\ActionByApprovalLogResource;
use App\Http\Resources\API\ApprovalCollection;
use App\Http\Resources\API\ApprovalFlowDetailResource;
use App\Http\Resources\API\UserProfileResource;
use App\Models\Action;
use App\Models\Approval;
use App\Models\ApprovalFlow;
use App\Models\Enums\ApprovalFlowObjectType;
use App\Models\Enums\ApprovalFlowType;
use App\Models\Enums\ApprovalObjectType;
use App\Models\Enums\ObjectAction;
use App\Models\Enums\ObjectApprovalStatus;
use App\Repositories\ActionRepository;
use App\Services\Approval\ActionService;
use App\Services\Approval\StoreService;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;

class ApprovalController extends Controller
{
    /**
     * Display a listing of the resource.
     */
    public function index(Request $request)
    {
        $query = Approval::with(['createdBy']);

        match ($request->get("tab")) {
            'wait_for_me' => $query->allowed(true),
            'pr' => $query->where("created_by", Auth::id()),
            default => $query->allowed(),
        };

        $approvals = $query->filter($request->all())->orderByDesc("created_at")->paginate();

        return new ApprovalCollection($approvals);
    }

    /**
     * Store a newly created resource in storage.
     */
    public function store(CreateOrUpdateRequest $request, StoreService $service)
    {
        $service->store();

        return $this->created();
    }

    /**
     * Display the specified resource.
     */
    public function show(string $id)
    {
        $approval = Approval::query()
            ->where("id", $id)
            ->allowed()
            ->firstOrFail();

        $approvalObjectType = ApprovalObjectType::from($approval->object_type);
        $object = $approvalObjectType
            ->modelBuilder()
            ->find($approval->object_id);

        $actions = Action::with(['createdBy'])->where([
            'object_type' => $approvalObjectType->actionObjectType(),
            'object_id' => $object->id,
            'additional_id' => $approval->id,
        ])->orderByDesc("created_at")->get();

        return $this->success([
            'data' => [
                'id' => $approval->id,
                'status' => $approval->status,
                'object_type' => $approval->object_type,
                'object_id' => $approval->object_id,
                'object' => [
                    'id' => $object->id,
                    'name' => $object[$approvalObjectType->nameField()],
                ],
                'remark' => $approval->remark,
                'node_level' => $approval->node_level,
                'created_by' => new UserProfileResource($approval->createdBy),
                'approval_flow' => new ApprovalFlowDetailResource($approval->approvalFlow),
                'approval_logs' => ActionByApprovalLogResource::collection($actions),
            ]
        ]);
    }

    public function action(ActionRequest $request, string $id, ActionService $actionService)
    {
        $approval = Approval::query()
            ->allowed(true)
            ->whereIn("status", [
                ObjectApprovalStatus::DOING->value,
            ])
            ->find($id);

        throw_validation_if(! $approval, "No authority for approval");

        $actionService->action($approval, $request->status, $request->get("comment"));

        return $this->noContent();
    }

    /**
     * Update the specified resource in storage.
     */
    public function update(CreateOrUpdateRequest $request, string $id)
    {
        $approval = Approval::query()->findOrFail($id);

        ApprovalObjectType::from($approval->object_type)->modelBuilderAllowed($approval->object_id)->findOrFail($approval->object_id);

        $approval->remark = $request->remark;
        $approval->save();

        return $this->noContent();
    }

    /**
     * Remove the specified resource from storage.
     */
    public function cancel(Request $request)
    {
        $mode = $request->get("mode", "approval");
        throw_validation_if(!$request->get("id"), "ID cannot be empty");

        $where = match ($mode) {
            "approval" => ["id" => $request->id],
            "object_type" => ["object_type" => $request->object_type, "object_id" => $request->id],
            default => [],
        };

        throw_validation_if(! $where, "Please enter valid parameters.");

        $approval = Approval::query()
            ->whereIn("status", [
                ObjectApprovalStatus::DOING->value,
            ])
            ->where($where)
            ->first();
        throw_validation_if(! $approval, "The data does not exist or the operation is denied permission.");

        $object = ApprovalObjectType::from($approval->object_type)->modelBuilderAllowed($approval->object_id)->findOrFail($approval->object_id);

        $approval->status = ObjectApprovalStatus::CANCELED;
        $approval->save();

        ActionRepository::createByApproval($approval, ObjectAction::APPROVED_CANCELED);

        $object->approval_status = ObjectApprovalStatus::WAIT;
        $object->save();

        return $this->noContent();
    }
}