<?php

namespace App\Http\Controllers;

use App\Services\Ai\EvidenceRepository;
use App\Services\Ai\InvestorGuidance;
use App\Services\VirtualDesk;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Schema;

class InvestorGuidanceController extends Controller
{
    public function contexts(Request $request, VirtualDesk $desk): JsonResponse
    {
        $actor = $request->user();
        $organizations = DB::table('memberships')->where('user_id', $actor->id)->whereNull('deleted_at')->pluck('organization_id');
        $cases = DB::table('desk_cases')->whereNull('closed_at')->where(fn ($q) => $q->where(fn ($p) => $p->where('user_id', $actor->id)->whereNull('organization_id'))->orWhereIn('organization_id', $organizations))
            ->orderByDesc('updated_at')->get(['id', 'title']);

        return response()->json(['cases' => $cases]);
    }

    public function show(Request $request, string $id, InvestorGuidance $guidance): JsonResponse
    {
        return response()->json($guidance->view($request->user(), $id));
    }

    public function assumptions(Request $request, string $id, InvestorGuidance $guidance): JsonResponse|RedirectResponse
    {
        $guidance->assumptions($request->user(), $id, $request->all());

        return $this->completed($request, 'Pressupostos corrigidos; os dados dos módulos de origem foram preservados.');
    }

    public function feedback(Request $request, string $id, InvestorGuidance $guidance): JsonResponse|RedirectResponse
    {
        $guidance->feedback($request->user(), $id, $request->all());

        return $this->completed($request, 'Revisão registada. Assumir uma tarefa continua a ser uma acção separada.');
    }

    public function task(Request $request, string $id, InvestorGuidance $guidance): JsonResponse|RedirectResponse
    {
        $task = $guidance->acceptTask($request->user(), $id, $request->all());

        return $request->expectsJson() ? response()->json(['id' => $task->id], 201) : back()->with('success', 'Tarefa assumida no CRM interno. Sincronização externa pendente de finalidade e autorização.');
    }

    public function updateTask(Request $request, string $id, string $task, InvestorGuidance $guidance): JsonResponse|RedirectResponse
    {
        $guidance->updateTask($request->user(), $id, $task, $request->all());

        return $this->completed($request, 'Resultado da tarefa registado no mesmo histórico do dossier.');
    }

    public function search(Request $request, string $id, VirtualDesk $desk, EvidenceRepository $evidence): JsonResponse
    {
        $desk->case($request->user(), $id);
        $data = $request->validate(['query' => 'required|string|min:3|max:300']);
        $enabled = config('investmoz_ai.enabled') && Schema::hasTable('ai_controls') && DB::table('ai_controls')->where('capability', 'search')->where('suspended', false)->exists();
        $items = $enabled ? $evidence->search($data['query'], 'pt', ['public_only' => true]) : [];

        return response()->json(['mode' => 'lexical_evidence', 'model' => null, 'status' => ! $enabled ? 'unavailable' : ($items ? 'evidence_found' : 'no_evidence'),
            'consulted' => $items, 'limitations' => ['Apenas excertos das fontes públicas autorizadas indexadas; não é uma consulta exaustiva nem validação jurídica.']]);
    }

    private function completed(Request $request, string $message): JsonResponse|RedirectResponse
    {
        return $request->expectsJson() ? response()->json(['message' => $message]) : back()->with('success', $message);
    }
}