fix(KAN-14): preserve template inheritance and project data

database/factories/BoardColumnFactory.php

@@ -5,6 +5,7 @@ namespace Database\Factories;
 use App\Models\BoardColumn;
 use App\Models\Project;
 use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
 
 /**
  * @extends Factory<BoardColumn>
@@ -19,6 +20,7 @@ class BoardColumnFactory extends Factory
     public function definition(): array
     {
         return [
+            'configuration_key' => (string) Str::uuid(),
             'name' => fake()->unique()->words(2, true),
             'position' => 1,
             'project_id' => Project::factory(),

database/factories/NotificationActionFactory.php

@@ -7,6 +7,7 @@ use App\Enums\NotificationEventType;
 use App\Models\NotificationAction;
 use App\Models\Project;
 use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
 
 /**
  * @extends Factory<NotificationAction>
@@ -21,6 +22,7 @@ class NotificationActionFactory extends Factory
     public function definition(): array
     {
         return [
+            'configuration_key' => (string) Str::uuid(),
             'channel' => NotificationChannel::Webhook,
             'channel_configuration' => [],
             'delivery_url' => 'https://hooks.'.fake()->domainName().'/kanbangit/'.fake()->uuid(),

database/factories/RepositoryConnectionFactory.php

@@ -6,6 +6,7 @@ use App\Actions\Git\GitProviderKey;
 use App\Models\Project;
 use App\Models\RepositoryConnection;
 use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
 
 /**
  * @extends Factory<RepositoryConnection>
@@ -20,6 +21,7 @@ class RepositoryConnectionFactory extends Factory
     public function definition(): array
     {
         return [
+            'configuration_key' => (string) Str::uuid(),
             'base_url' => 'https://git.'.fake()->domainName(),
             'owner_name' => fake()->userName(),
             'project_id' => Project::factory(),

database/factories/TicketFieldDefinitionFactory.php

@@ -5,6 +5,7 @@ namespace Database\Factories;
 use App\Models\Project;
 use App\Models\TicketFieldDefinition;
 use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
 
 /**
  * @extends Factory<TicketFieldDefinition>
@@ -19,6 +20,7 @@ class TicketFieldDefinitionFactory extends Factory
     public function definition(): array
     {
         return [
+            'configuration_key' => (string) Str::uuid(),
             'field_type' => fake()->randomElement(TicketFieldDefinition::FIELD_TYPES),
             'label' => fake()->unique()->words(2, true),
             'position' => 1,

database/factories/TicketLinkTypeFactory.php

@@ -5,6 +5,7 @@ namespace Database\Factories;
 use App\Models\Project;
 use App\Models\TicketLinkType;
 use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
 
 /**
  * @extends Factory<TicketLinkType>
@@ -21,6 +22,7 @@ class TicketLinkTypeFactory extends Factory
         $label = fake()->unique()->words(2, true);
 
         return [
+            'configuration_key' => (string) Str::uuid(),
             'label' => $label,
             'counterpart_label' => $label,
             'position' => 1,

database/factories/TicketPriorityFactory.php

@@ -5,6 +5,7 @@ namespace Database\Factories;
 use App\Models\Project;
 use App\Models\TicketPriority;
 use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
 
 /**
  * @extends Factory<TicketPriority>
@@ -19,6 +20,7 @@ class TicketPriorityFactory extends Factory
     public function definition(): array
     {
         return [
+            'configuration_key' => (string) Str::uuid(),
             'name' => fake()->randomElement(['Low', 'Medium', 'High', 'Urgent']),
             'position' => 1,
             'project_id' => Project::factory(),

database/factories/TicketStatusFactory.php

@@ -5,6 +5,7 @@ namespace Database\Factories;
 use App\Models\Project;
 use App\Models\TicketStatus;
 use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
 
 /**
  * @extends Factory<TicketStatus>
@@ -19,6 +20,7 @@ class TicketStatusFactory extends Factory
     public function definition(): array
     {
         return [
+            'configuration_key' => (string) Str::uuid(),
             'board_column_id' => null,
             'name' => fake()->unique()->words(2, true),
             'position' => 1,

database/factories/TicketTypeFactory.php

@@ -5,6 +5,7 @@ namespace Database\Factories;
 use App\Models\Project;
 use App\Models\TicketType;
 use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
 
 /**
  * @extends Factory<TicketType>
@@ -19,6 +20,7 @@ class TicketTypeFactory extends Factory
     public function definition(): array
     {
         return [
+            'configuration_key' => (string) Str::uuid(),
             'is_parent' => false,
             'name' => fake()->unique()->jobTitle(),
             'position' => 1,

database/migrations/2026_10_15_072816_add_configuration_keys_to_project_configuration.php

@@ -0,0 +1,165 @@
+<?php
+
+use App\Actions\Projects\DuplicateProjectConfiguration;
+use App\Actions\Projects\ProjectConfigurationIdentity;
+use App\Models\Project;
+use App\Models\ProjectTemplate;
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Support\Str;
+
+return new class extends Migration
+{
+    private const TABLES = [
+        'board_columns', 'ticket_statuses', 'ticket_types', 'ticket_priorities',
+        'ticket_field_definitions', 'ticket_link_types', 'repository_connections', 'notification_actions',
+    ];
+
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        foreach (self::TABLES as $name) {
+            Schema::table($name, function (Blueprint $table): void {
+                $table->uuid('configuration_key')->nullable()->index();
+            });
+            DB::table($name)->orderBy('id')->chunkById(100, function ($rows) use ($name): void {
+                foreach ($rows as $row) {
+                    DB::table($name)->where('id', $row->id)->update(['configuration_key' => (string) Str::uuid()]);
+                }
+            });
+        }
+
+        $configuration = app(DuplicateProjectConfiguration::class);
+        $identity = app(ProjectConfigurationIdentity::class);
+
+        ProjectTemplate::query()->eachById(function (ProjectTemplate $template) use ($configuration, $identity): void {
+            $snapshot = $configuration->normalizeConfiguration($template->configuration_snapshot ?? []);
+            $source = $template->sourceProject;
+            if (! $template->is_published && $template->project !== null) {
+                $snapshot = $configuration->export($template->project, DuplicateProjectConfiguration::copyableAreas());
+            } elseif ($source !== null) {
+                $sourceConfiguration = $configuration->export($source, array_keys($snapshot));
+                $replacements = [];
+                $usedKeys = [];
+                foreach (ProjectConfigurationIdentity::relations() as $area => $relation) {
+                    foreach ($snapshot[$area] ?? [] as $index => $item) {
+                        $matches = collect($sourceConfiguration[$area] ?? [])->filter(
+                            fn (array $candidate): bool => $identity->signature($area, $candidate) === $identity->signature($area, $item),
+                        );
+                        $baselineMatches = collect($snapshot[$area])->filter(fn (array $candidate): bool => $identity->signature($area, $candidate) === $identity->signature($area, $item));
+                        if ($matches->count() > 1 || $baselineMatches->count() > 1) {
+                            $matches = $matches->filter(static fn (array $candidate): bool => ($candidate['position'] ?? null) === ($item['position'] ?? null));
+                            if ($area === 'ticket_statuses') {
+                                $columnKey = $replacements[$item['board_column_key'] ?? ''] ?? ($item['board_column_key'] ?? null);
+                                $matches = $matches->filter(static fn (array $candidate): bool => ($candidate['board_column_key'] ?? null) === $columnKey);
+                            }
+                        }
+                        if ($matches->count() === 1 && ! in_array($matches->first()['configuration_key'], $usedKeys[$area] ?? [], true)) {
+                            $usedKeys[$area][] = $matches->first()['configuration_key'];
+                            $replacements[$item['configuration_key']] = $matches->first()['configuration_key'];
+                            $snapshot[$area][$index]['configuration_key'] = $matches->first()['configuration_key'];
+                        }
+                    }
+                }
+                foreach ($snapshot['ticket_statuses'] ?? [] as $index => $status) {
+                    $snapshot['ticket_statuses'][$index]['board_column_key'] = $replacements[$status['board_column_key'] ?? ''] ?? ($status['board_column_key'] ?? null);
+                }
+                foreach ($snapshot['status_transitions'] ?? [] as $index => $transition) {
+                    $snapshot['status_transitions'][$index] = [
+                        'status_key' => $replacements[$transition['status_key']] ?? $transition['status_key'],
+                        'target_keys' => array_map(static fn (string $key): string => $replacements[$key] ?? $key, $transition['target_keys']),
+                    ];
+                }
+            }
+            if ($source !== null) {
+                $statusKeys = $source->ticketStatuses()->pluck('configuration_key', 'id')->all();
+                foreach ($snapshot['notification_actions'] ?? [] as $index => $action) {
+                    $snapshot['notification_actions'][$index]['filters'] = $configuration->mapNotificationFilters($action['filters'] ?? [], $statusKeys);
+                }
+            }
+            $template->forceFill(['configuration_snapshot' => $snapshot])->saveQuietly();
+        });
+
+        Project::query()->with('projectTemplate')->eachById(function (Project $project) use ($identity): void {
+            $snapshot = $project->projectTemplate?->configuration_snapshot ?? [];
+            foreach (ProjectConfigurationIdentity::relations() as $area => $relation) {
+                $models = $project->{$relation}()->get();
+                $usedIds = [];
+                $columnKeys = $area === 'ticket_statuses' ? $project->boardColumns()->pluck('configuration_key', 'id')->all() : [];
+                foreach ($snapshot[$area] ?? [] as $item) {
+                    $matches = $models->filter(fn ($model): bool => $identity->signature($area, $model->attributesToArray()) === $identity->signature($area, $item));
+                    $matches = $matches->reject(static fn ($model): bool => in_array($model->id, $usedIds, true));
+                    if ($matches->count() > 1) {
+                        $matches = $matches->filter(static fn ($model): bool => $model->position === ($item['position'] ?? null));
+                        if ($area === 'ticket_statuses') {
+                            $matches = $matches->filter(static fn ($model): bool => ($columnKeys[$model->board_column_id] ?? null) === ($item['board_column_key'] ?? null));
+                        }
+                    }
+                    if ($matches->count() === 1) {
+                        $model = $matches->first();
+                        $usedIds[] = $model->id;
+                        DB::table($model->getTable())->where('id', $model->id)->update(['configuration_key' => $item['configuration_key']]);
+                    }
+                }
+            }
+        });
+        foreach (self::TABLES as $name) {
+            Schema::table($name, function (Blueprint $table): void {
+                $table->unique(['project_id', 'configuration_key']);
+            });
+        }
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        $configuration = app(DuplicateProjectConfiguration::class);
+        ProjectTemplate::query()->eachById(function (ProjectTemplate $template) use ($configuration): void {
+            $snapshot = $configuration->normalizeConfiguration($template->configuration_snapshot ?? []);
+            $columnIndexes = array_flip(array_column($snapshot['board_columns'] ?? [], 'configuration_key'));
+            $statusIndexes = array_flip(array_column($snapshot['ticket_statuses'] ?? [], 'configuration_key'));
+            if (isset($snapshot['status_transitions'])) {
+                $transitions = array_fill(0, count($statusIndexes), []);
+                foreach ($snapshot['status_transitions'] as $transition) {
+                    $index = $statusIndexes[$transition['status_key']] ?? null;
+                    if ($index !== null) {
+                        $transitions[$index] = array_values(array_filter(array_map(
+                            static fn (string $key): ?int => $statusIndexes[$key] ?? null,
+                            $transition['target_keys'],
+                        ), static fn (?int $index): bool => $index !== null));
+                    }
+                }
+                $snapshot['status_transitions'] = $transitions;
+            }
+            foreach ($snapshot['ticket_statuses'] ?? [] as $index => $status) {
+                $status['board_column_index'] = $columnIndexes[$status['board_column_key'] ?? ''] ?? null;
+                unset($status['board_column_key']);
+                $snapshot['ticket_statuses'][$index] = $status;
+            }
+            $sourceStatusIds = $template->sourceProject?->ticketStatuses()->pluck('id', 'configuration_key')->all() ?? [];
+            foreach ($snapshot['notification_actions'] ?? [] as $index => $action) {
+                $snapshot['notification_actions'][$index]['filters'] = $configuration->mapNotificationFilters($action['filters'] ?? [], $sourceStatusIds);
+            }
+            foreach (ProjectConfigurationIdentity::relations() as $area => $relation) {
+                foreach ($snapshot[$area] ?? [] as $index => $item) {
+                    unset($item['configuration_key']);
+                    $snapshot[$area][$index] = $item;
+                }
+            }
+            $template->forceFill(['configuration_snapshot' => $snapshot])->saveQuietly();
+        });
+        foreach (self::TABLES as $name) {
+            Schema::table($name, function (Blueprint $table): void {
+                $table->dropUnique(['project_id', 'configuration_key']);
+                $table->dropIndex(['configuration_key']);
+                $table->dropColumn('configuration_key');
+            });
+        }
+    }
+};