update retribution calculation spatial plannings

database/migrations/2025_06_17_151019_add_retribution_fields_to_spatial_plannings_table.php

@@ -0,0 +1,44 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('spatial_plannings', function (Blueprint $table) {
+            $table->text('no_tapak')->nullable();
+            $table->text('no_skkl')->nullable();
+            $table->text('no_ukl')->nullable();
+            $table->string('building_function')->nullable();
+            $table->string('sub_building_function')->nullable();
+            $table->integer('number_of_floors')->default(1);
+            $table->decimal('land_area', 18, 6)->nullable();
+            $table->decimal('site_bcr', 10, 6)->nullable();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('spatial_plannings', function (Blueprint $table) {
+            $table->dropColumn([
+                'no_tapak',
+                'no_skkl',
+                'no_ukl',
+                'building_function',
+                'sub_building_function',
+                'number_of_floors',
+                'land_area',
+                'site_bcr',
+            ]);
+        });
+    }
+};

database/migrations/2025_06_17_163401_create_building_functions_table.php

@@ -0,0 +1,37 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('building_functions', function (Blueprint $table) {
+            $table->id();
+            $table->string('code')->unique();
+            $table->string('name');
+            $table->string('description')->nullable();
+            $table->unsignedBigInteger('parent_id')->nullable();
+            $table->foreign('parent_id')->references('id')->on('building_functions')->onDelete('cascade');
+            $table->boolean('is_active')->default(true);
+            $table->integer('level')->default(0);
+            $table->integer('sort_order')->default(0);
+            $table->index(['parent_id', 'is_active']);
+            $table->index(['level', 'sort_order']);
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('building_functions');
+    }
+};

database/migrations/2025_06_17_174423_create_building_function_parameters_table.php

@@ -0,0 +1,38 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('building_function_parameters', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('building_function_id')->constrained('building_functions')->onDelete('cascade');
+            $table->decimal('fungsi_bangunan', 10, 6)->comment('Parameter fungsi bangunan');
+            $table->decimal('ip_permanen', 10, 6)->comment('Parameter IP permanen');
+            $table->decimal('ip_kompleksitas', 10, 6)->comment('Parameter IP kompleksitas');
+            $table->decimal('ip_ketinggian', 10, 6)->comment('Parameter IP ketinggian');
+            $table->decimal('indeks_lokalitas', 10, 6)->comment('Parameter indeks lokalitas');
+            $table->boolean('is_active')->default(true);
+            $table->text('notes')->nullable();
+            $table->timestamps();
+            
+            // Unique constraint untuk 1:1 relationship
+            $table->unique('building_function_id');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('building_function_parameters');
+    }
+};

database/migrations/2025_06_17_174433_create_retribution_formulas_table.php

@@ -0,0 +1,35 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('retribution_formulas', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('building_function_id')->constrained('building_functions')->onDelete('cascade');
+            $table->string('name')->comment('Nama formula');
+            $table->text('formula_expression')->comment('Rumus matematika untuk perhitungan');
+            $table->text('description')->nullable()->comment('Deskripsi formula');
+            $table->boolean('is_active')->default(true);
+            $table->timestamps();
+            
+            // Unique constraint untuk 1:1 relationship
+            $table->unique('building_function_id');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('retribution_formulas');
+    }
+};

database/migrations/2025_06_17_174442_create_retribution_calculations_table.php

@@ -0,0 +1,44 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('retribution_calculations', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('spatial_planning_id')->constrained('spatial_plannings')->onDelete('cascade');
+            $table->foreignId('retribution_formula_id')->nullable()->constrained('retribution_formulas')->onDelete('set null');
+            $table->foreignId('detected_building_function_id')->nullable()->constrained('building_functions')->onDelete('set null');
+            $table->decimal('luas_bangunan', 15, 6)->comment('Luas bangunan yang digunakan dalam perhitungan');
+            $table->json('used_parameters')->nullable()->comment('Parameter yang digunakan dalam perhitungan');
+            $table->string('used_formula')->nullable()->comment('Formula yang digunakan dalam perhitungan');
+            $table->decimal('calculation_result', 15, 6)->nullable()->comment('Hasil perhitungan retribusi');
+            $table->datetime('calculation_date')->nullable()->comment('Tanggal perhitungan');
+            $table->foreignId('calculated_by')->nullable()->constrained('users')->onDelete('set null');
+            $table->text('notes')->nullable();
+            $table->timestamps();
+            
+            // Unique constraint untuk 1:1 relationship dengan spatial_plannings
+            $table->unique('spatial_planning_id');
+            
+            // Index untuk performa query dengan nama yang lebih pendek
+            $table->index(['retribution_formula_id', 'calculation_date'], 'idx_formula_calc_date');
+            $table->index(['detected_building_function_id', 'calculation_date'], 'idx_building_func_calc_date');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('retribution_calculations');
+    }
+};