<?php

use App\Models\Rank;
use App\Models\Role;
use App\Models\User;
use Laravel\Sanctum\Sanctum;

function makeAdmin(): User
{
    $admin = User::factory()->create();
    $role = Role::firstOrCreate(['name' => 'ROLE_ADMIN'], ['color' => '#111111']);
    $admin->roles()->attach($role);

    return $admin;
}

it('requires authentication to list users', function (): void {
    $response = $this->getJson('/api/users');

    $response->assertStatus(401);
});

it('lists users with roles and group color', function (): void {
    $admin = makeAdmin();
    $role = Role::firstOrCreate(['name' => 'ROLE_MOD'], ['color' => '#ff0000']);
    $user = User::factory()->create(['name' => 'Alice']);
    $user->roles()->attach($role);

    Sanctum::actingAs($admin);
    $response = $this->getJson('/api/users');

    $response->assertOk();
    $response->assertJsonFragment([
        'id' => $user->id,
        'name' => 'Alice',
        'group_color' => '#ff0000',
    ]);
});

it('returns current user profile from me endpoint', function (): void {
    $user = User::factory()->create(['name' => 'Me']);

    Sanctum::actingAs($user);
    $response = $this->getJson('/api/user/me');

    $response->assertOk();
    $response->assertJsonFragment([
        'id' => $user->id,
        'name' => 'Me',
        'email' => $user->email,
    ]);
});

it('rejects unauthenticated me requests', function (): void {
    $response = $this->getJson('/api/user/me');

    $response->assertStatus(401);
    $response->assertJsonFragment(['message' => 'Unauthenticated.']);
});

it('returns user profile details', function (): void {
    $viewer = User::factory()->create();
    $target = User::factory()->create(['name' => 'ProfileUser']);

    Sanctum::actingAs($viewer);
    $response = $this->getJson("/api/user/profile/{$target->id}");

    $response->assertOk();
    $response->assertJsonFragment([
        'id' => $target->id,
        'name' => 'ProfileUser',
    ]);
});

it('updates user location via updateMe', function (): void {
    $user = User::factory()->create(['location' => null]);

    Sanctum::actingAs($user);
    $response = $this->patchJson('/api/user/me', [
        'location' => '  New York  ',
    ]);

    $response->assertOk();
    $response->assertJsonFragment([
        'id' => $user->id,
        'location' => 'New York',
    ]);

    $user->refresh();
    expect($user->location)->toBe('New York');
});

it('rejects updateMe when unauthenticated', function (): void {
    $response = $this->patchJson('/api/user/me', [
        'location' => 'Somewhere',
    ]);

    $response->assertStatus(401);
    $response->assertJsonFragment(['message' => 'Unauthenticated.']);
});

it('clears location when updateMe receives blank value', function (): void {
    $user = User::factory()->create(['location' => 'Somewhere']);

    Sanctum::actingAs($user);
    $response = $this->patchJson('/api/user/me', [
        'location' => '   ',
    ]);

    $response->assertOk();
    $response->assertJsonFragment([
        'id' => $user->id,
        'location' => null,
    ]);

    $user->refresh();
    expect($user->location)->toBeNull();
});

it('forbids non-admin rank updates', function (): void {
    $user = User::factory()->create();
    $target = User::factory()->create();
    $rank = Rank::create(['name' => 'Silver']);

    Sanctum::actingAs($user);
    $response = $this->patchJson("/api/users/{$target->id}/rank", [
        'rank_id' => $rank->id,
    ]);

    $response->assertStatus(403);
});

it('forbids founder rank updates by non-founder admin', function (): void {
    $admin = makeAdmin();
    $founderRole = Role::firstOrCreate(['name' => 'ROLE_FOUNDER'], ['color' => '#111111']);
    $founder = User::factory()->create();
    $founder->roles()->attach($founderRole);
    $rank = Rank::create(['name' => 'Founder Rank']);

    Sanctum::actingAs($admin);
    $response = $this->patchJson("/api/users/{$founder->id}/rank", [
        'rank_id' => $rank->id,
    ]);

    $response->assertStatus(403);
});

it('allows admins to update user rank', function (): void {
    $admin = makeAdmin();
    $target = User::factory()->create();
    $rank = Rank::create(['name' => 'Gold']);

    Sanctum::actingAs($admin);
    $response = $this->patchJson("/api/users/{$target->id}/rank", [
        'rank_id' => $rank->id,
    ]);

    $response->assertOk();
    $response->assertJsonPath('id', $target->id);
    $response->assertJsonPath('rank.id', $rank->id);
    $response->assertJsonPath('rank.name', 'Gold');

    $target->refresh();
    expect($target->rank_id)->toBe($rank->id);
});

it('rejects update without admin role', function (): void {
    $user = User::factory()->create();
    $target = User::factory()->create();

    Sanctum::actingAs($user);
    $response = $this->patchJson("/api/users/{$target->id}", [
        'name' => 'New Name',
        'email' => 'new@example.com',
        'rank_id' => null,
    ]);

    $response->assertStatus(403);
});

it('forbids updating founder user when actor is not founder', function (): void {
    $admin = makeAdmin();
    $founderRole = Role::firstOrCreate(['name' => 'ROLE_FOUNDER'], ['color' => '#111111']);
    $founder = User::factory()->create();
    $founder->roles()->attach($founderRole);

    Sanctum::actingAs($admin);
    $response = $this->patchJson("/api/users/{$founder->id}", [
        'name' => 'New Name',
        'email' => 'new@example.com',
        'rank_id' => null,
    ]);

    $response->assertStatus(403);
});

it('rejects assigning founder role for non-founder admin', function (): void {
    $admin = makeAdmin();
    $target = User::factory()->create();
    Role::firstOrCreate(['name' => 'ROLE_FOUNDER'], ['color' => '#111111']);

    Sanctum::actingAs($admin);
    $response = $this->patchJson("/api/users/{$target->id}", [
        'name' => 'New Name',
        'email' => 'new@example.com',
        'rank_id' => null,
        'roles' => ['ROLE_FOUNDER'],
    ]);

    $response->assertStatus(403);
    $response->assertJsonFragment(['message' => 'Forbidden']);
});

it('rejects duplicate canonical names', function (): void {
    $admin = makeAdmin();
    User::factory()->create([
        'name' => 'Dupe',
        'name_canonical' => 'dupe',
        'email' => 'dupe@example.com',
    ]);
    $target = User::factory()->create([
        'name' => 'Other',
        'name_canonical' => 'other',
        'email' => 'other@example.com',
    ]);

    Sanctum::actingAs($admin);
    $response = $this->patchJson("/api/users/{$target->id}", [
        'name' => 'Dupe',
        'email' => 'other@example.com',
        'rank_id' => null,
    ]);

    $response->assertStatus(422);
    $response->assertJsonFragment(['message' => 'Name already exists.']);
});

it('normalizes roles and updates group color', function (): void {
    $admin = makeAdmin();
    $target = User::factory()->create([
        'name' => 'Target',
        'email' => 'target@example.com',
    ]);

    Role::firstOrCreate(['name' => 'ROLE_MOD'], ['color' => '#00ff00']);

    Sanctum::actingAs($admin);
    $response = $this->patchJson("/api/users/{$target->id}", [
        'name' => 'Target',
        'email' => 'target@example.com',
        'rank_id' => null,
        'roles' => ['ROLE_MOD'],
    ]);

    $response->assertOk();
    $response->assertJsonFragment(['group_color' => '#00ff00']);
});

it('updates user name and email as admin', function (): void {
    $admin = makeAdmin();
    $target = User::factory()->create([
        'name' => 'Old Name',
        'email' => 'old@example.com',
        'email_verified_at' => now(),
    ]);
    Role::firstOrCreate(['name' => 'ROLE_MOD'], ['color' => '#00aa00']);

    Sanctum::actingAs($admin);
    $response = $this->patchJson("/api/users/{$target->id}", [
        'name' => 'New Name',
        'email' => 'new@example.com',
        'rank_id' => null,
        'roles' => ['ROLE_MOD'],
    ]);

    $response->assertOk();
    $response->assertJsonFragment([
        'id' => $target->id,
        'name' => 'New Name',
        'email' => 'new@example.com',
    ]);

    $target->refresh();
    expect($target->name)->toBe('New Name');
    expect($target->email)->toBe('new@example.com');
    expect($target->email_verified_at)->toBeNull();
});