<?php

namespace Tests\Feature;

use App\Http\Middleware\EnsurePlatformSession;
use App\Models\Appointment;
use App\Models\Branch;
use App\Models\Department;
use App\Models\Member;
use App\Models\Organization;
use App\Models\Patient;
use App\Models\SpecialtyClinicalRecord;
use App\Models\User;
use App\Models\Visit;
use App\Services\Care\SpecialtyModuleService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

class CareBloodBankSuiteTest extends TestCase
{
    use RefreshDatabase;

    protected User $owner;

    protected Organization $organization;

    protected Branch $branch;

    protected Patient $patient;

    protected Visit $visit;

    protected function setUp(): void
    {
        parent::setUp();
        $this->withoutMiddleware(EnsurePlatformSession::class);

        $this->owner = User::create([
            'public_id' => 'bb-owner',
            'name' => 'Owner',
            'email' => 'bb-owner@example.com',
        ]);

        $this->organization = Organization::create([
            'owner_ref' => $this->owner->public_id,
            'name' => 'Blood Bank Clinic',
            'slug' => 'blood-bank-clinic',
            'settings' => [
                'onboarded' => true,
                'facility_type' => 'clinic',
                'plan' => 'pro',
                'plan_expires_at' => now()->addMonth()->toIso8601String(),
                'queue_integration_enabled' => true,
            ],
        ]);

        Member::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'user_ref' => $this->owner->public_id,
            'role' => 'hospital_admin',
            'branch_id' => null,
        ]);

        $this->branch = Branch::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'name' => 'Main',
            'is_active' => true,
        ]);

        app(SpecialtyModuleService::class)->activate(
            $this->organization,
            $this->owner->public_id,
            'blood_bank',
        );

        $department = Department::query()
            ->where('branch_id', $this->branch->id)
            ->where('type', 'blood_bank')
            ->firstOrFail();

        $this->patient = Patient::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'branch_id' => $this->branch->id,
            'patient_number' => 'P-BB-SUITE',
            'first_name' => 'Ama',
            'last_name' => 'Mensah',
            'gender' => 'female',
            'date_of_birth' => '1992-03-15',
        ]);

        $this->visit = Visit::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'branch_id' => $this->branch->id,
            'patient_id' => $this->patient->id,
            'status' => Visit::STATUS_IN_PROGRESS,
            'checked_in_at' => now(),
            'specialty_stage' => 'request',
        ]);

        Appointment::create([
            'owner_ref' => $this->owner->public_id,
            'organization_id' => $this->organization->id,
            'branch_id' => $this->branch->id,
            'patient_id' => $this->patient->id,
            'department_id' => $department->id,
            'visit_id' => $this->visit->id,
            'type' => Appointment::TYPE_WALK_IN,
            'status' => Appointment::STATUS_IN_CONSULTATION,
            'scheduled_at' => now(),
            'waiting_at' => now(),
            'checked_in_at' => now(),
            'started_at' => now(),
        ]);
    }

    public function test_overview_and_requests_tabs_render(): void
    {
        $this->actingAs($this->owner)
            ->get(route('care.specialty.workspace', [
                'module' => 'blood_bank',
                'visit' => $this->visit,
                'tab' => 'overview',
            ]))
            ->assertOk()
            ->assertSee('Blood Bank overview')
            ->assertSee('data-care-stage-bar', false)
            ->assertSee('Request received')
            ->assertSee('Start cross-match')
            ->assertSee('BB reports');

        $this->actingAs($this->owner)
            ->get(route('care.specialty.workspace', [
                'module' => 'blood_bank',
                'visit' => $this->visit,
                'tab' => 'requests',
            ]))
            ->assertOk()
            ->assertSee('Product')
            ->assertSee('Units requested');
    }

    public function test_request_sets_stage_and_alerts(): void
    {
        $this->actingAs($this->owner)
            ->post(route('care.specialty.clinical.save', [
                'module' => 'blood_bank',
                'visit' => $this->visit,
            ]), [
                'tab' => 'requests',
                'payload' => [
                    'product' => 'Packed RBC',
                    'units' => '2',
                    'urgency' => 'Emergency / massive',
                    'patient_blood_group' => 'O+',
                    'indication' => 'Trauma bleed',
                    'crossmatch_status' => 'In progress',
                ],
            ])
            ->assertRedirect();

        $this->assertSame('crossmatch', $this->visit->fresh()->specialty_stage);

        $record = SpecialtyClinicalRecord::query()
            ->where('visit_id', $this->visit->id)
            ->where('record_type', 'blood_request')
            ->firstOrFail();

        $codes = collect($record->alerts)->pluck('code')->all();
        $this->assertContains('bb.massive_transfusion', $codes);
    }

    public function test_stage_advance_issue_and_transfusion(): void
    {
        $this->actingAs($this->owner)
            ->post(route('care.specialty.clinical.save', [
                'module' => 'blood_bank',
                'visit' => $this->visit,
            ]), [
                'tab' => 'requests',
                'payload' => [
                    'product' => 'Packed RBC',
                    'units' => '2',
                    'urgency' => 'Urgent',
                    'patient_blood_group' => 'A+',
                    'indication' => 'Anaemia',
                    'crossmatch_status' => 'Compatible',
                ],
            ])
            ->assertRedirect();

        $this->actingAs($this->owner)
            ->post(route('care.specialty.blood-bank.stage', $this->visit), [
                'stage' => 'crossmatch',
            ])
            ->assertRedirect(route('care.specialty.workspace', [
                'module' => 'blood_bank',
                'visit' => $this->visit,
                'tab' => 'requests',
            ]));

        $this->assertSame('crossmatch', $this->visit->fresh()->specialty_stage);

        $this->actingAs($this->owner)
            ->post(route('care.specialty.blood-bank.issue', $this->visit), [
                'tab' => 'issue',
                'bill_product' => '1',
                'bill_crossmatch' => '1',
                'payload' => [
                    'product' => 'Packed RBC',
                    'units_issued' => '2',
                    'bag_numbers' => 'BB-1001, BB-1002',
                    'issued_to' => 'Ward A',
                    'issued_at' => now()->format('Y-m-d H:i'),
                ],
            ])
            ->assertRedirect(route('care.specialty.workspace', [
                'module' => 'blood_bank',
                'visit' => $this->visit,
                'tab' => 'issue',
            ]));

        $this->assertSame('issue', $this->visit->fresh()->specialty_stage);
        $this->assertDatabaseHas('care_specialty_clinical_records', [
            'visit_id' => $this->visit->id,
            'record_type' => 'issue_note',
            'status' => SpecialtyClinicalRecord::STATUS_COMPLETED,
        ]);

        $this->visit->load('bill.lineItems');
        $this->assertNotNull($this->visit->bill);
        $this->visit->load('bill.lineItems');
        $this->assertNotNull($this->visit->bill);
        $descriptions = $this->visit->bill->lineItems->pluck('description')->all();
        $this->assertContains('Packed RBC unit', $descriptions);
        $this->assertContains('Cross-match', $descriptions);
        $packed = $this->visit->bill->lineItems->firstWhere('description', 'Packed RBC unit');
        $this->assertSame(2, (int) $packed->quantity);

        $this->actingAs($this->owner)
            ->post(route('care.specialty.blood-bank.transfusion', $this->visit), [
                'tab' => 'transfusion',
                'payload' => [
                    'started_at' => now()->format('Y-m-d H:i'),
                    'units_transfused' => '2',
                    'vitals_ok' => '1',
                    'reaction' => 'None',
                    'outcome' => 'Completed uneventfully',
                    'notes' => 'Tolerated well',
                ],
            ])
            ->assertRedirect();

        $this->assertSame('completed', $this->visit->fresh()->specialty_stage);
        $this->assertSame(Visit::STATUS_COMPLETED, $this->visit->fresh()->status);
        $this->assertDatabaseHas('care_specialty_clinical_records', [
            'visit_id' => $this->visit->id,
            'record_type' => 'transfusion_note',
            'status' => SpecialtyClinicalRecord::STATUS_COMPLETED,
        ]);
    }

    public function test_inventory_low_stock_and_reports_print(): void
    {
        $this->actingAs($this->owner)
            ->post(route('care.specialty.clinical.save', [
                'module' => 'blood_bank',
                'visit' => $this->visit,
            ]), [
                'tab' => 'inventory',
                'payload' => [
                    'whole_blood_units' => '1',
                    'packed_rbc_units' => '8',
                    'platelet_units' => '4',
                    'ffp_units' => '3',
                    'low_stock_alert' => '1',
                ],
            ])
            ->assertRedirect();

        $record = SpecialtyClinicalRecord::query()
            ->where('visit_id', $this->visit->id)
            ->where('record_type', 'inventory_note')
            ->firstOrFail();
        $codes = collect($record->alerts)->pluck('code')->all();
        $this->assertContains('bb.low_stock', $codes);
        $this->assertContains('bb.unit_critical', $codes);

        $this->actingAs($this->owner)
            ->get(route('care.specialty.blood-bank.reports'))
            ->assertOk()
            ->assertSee('Blood Bank reports')
            ->assertSee('Requests today');

        $this->actingAs($this->owner)
            ->get(route('care.specialty.blood-bank.print', $this->visit))
            ->assertOk()
            ->assertSee('Blood Bank summary')
            ->assertSee($this->patient->fullName());
    }

    public function test_blood_bank_manager_can_manage_admin_inventory(): void
    {
        Member::query()->where('user_ref', $this->owner->public_id)->update([
            'role' => 'blood_bank_manager',
            'branch_id' => $this->branch->id,
        ]);

        $this->actingAs($this->owner)
            ->get(route('care.blood-bank.admin.index', ['branch_id' => $this->branch->id]))
            ->assertOk()
            ->assertSee('Blood Bank admin')
            ->assertSee('Operational inventory');

        $this->actingAs($this->owner)
            ->post(route('care.blood-bank.admin.stock.update'), [
                'branch_id' => $this->branch->id,
                'stock' => [
                    [
                        'product_code' => 'packed_rbc',
                        'units_on_hand' => 12,
                        'reorder_level' => 3,
                        'notes' => 'Restocked',
                    ],
                    [
                        'product_code' => 'whole_blood',
                        'units_on_hand' => 1,
                        'reorder_level' => 2,
                        'notes' => null,
                    ],
                    [
                        'product_code' => 'platelets',
                        'units_on_hand' => 4,
                        'reorder_level' => 2,
                    ],
                    [
                        'product_code' => 'ffp',
                        'units_on_hand' => 5,
                        'reorder_level' => 2,
                    ],
                    [
                        'product_code' => 'cryo',
                        'units_on_hand' => 2,
                        'reorder_level' => 1,
                    ],
                ],
            ])
            ->assertRedirect();

        $this->assertDatabaseHas('care_blood_bank_stock', [
            'organization_id' => $this->organization->id,
            'branch_id' => $this->branch->id,
            'product_code' => 'packed_rbc',
            'units_on_hand' => 12,
            'reorder_level' => 3,
        ]);

        $this->actingAs($this->owner)
            ->get(route('care.specialty.show', 'blood_bank'))
            ->assertOk();

        $this->actingAs($this->owner)
            ->get(route('care.specialty.blood-bank.reports'))
            ->assertOk()
            ->assertSee('Blood Bank reports');
    }

    public function test_lab_technician_cannot_access_blood_bank_admin(): void
    {
        Member::query()->where('user_ref', $this->owner->public_id)->update([
            'role' => 'lab_technician',
            'branch_id' => $this->branch->id,
        ]);

        $this->actingAs($this->owner)
            ->get(route('care.blood-bank.admin.index'))
            ->assertForbidden();
    }
}