Merge pull request #374 from liberu-accounting/sweep/Implement-Employ…

…ee-Payroll-Management-System

Implement Employee Payroll Management System

app/Filament/Resources/PayrollResource.php

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+
+
+<?php
+
+namespace App\Filament\Resources;
+
+use App\Filament\Resources\PayrollResource\Pages;
+use App\Models\Payroll;
+use Filament\Forms;
+use Filament\Resources\Resource;
+use Filament\Tables;
+use Filament\Forms\Form;
+use Filament\Tables\Table;
+
+class PayrollResource extends Resource
+{
+    protected static ?string $model = Payroll::class;
+
+    protected static ?string $navigationIcon = 'heroicon-o-currency-dollar';
+    protected static ?string $navigationGroup = 'HR';
+
+    public static function form(Form $form): Form
+    {
+        return $form
+            ->schema([
+                Forms\Components\Select::make('employee_id')
+                    ->relationship('employee', 'name')
+                    ->required(),
+                Forms\Components\TextInput::make('base_salary')
+                    ->required()
+                    ->numeric()
+                    ->prefix('$'),
+                Forms\Components\TextInput::make('overtime_hours')
+                    ->numeric()
+                    ->default(0),
+                Forms\Components\TextInput::make('overtime_rate')
+                    ->numeric()
+                    ->prefix('$')
+                    ->default(0),
+                Forms\Components\TextInput::make('other_deductions')
+                    ->numeric()
+                    ->prefix('$')
+                    ->default(0),
+                Forms\Components\DatePicker::make('pay_period_start')
+                    ->required(),
+                Forms\Components\DatePicker::make('pay_period_end')
+                    ->required(),
+                Forms\Components\DatePicker::make('payment_date')
+                    ->required(),
+                Forms\Components\Select::make('payment_status')
+                    ->options([
+                        'pending' => 'Pending',
+                        'processed' => 'Processed',
+                        'paid' => 'Paid',
+                    ])
+                    ->default('pending')
+                    ->required(),
+            ]);
+    }
+
+    public static function table(Table $table): Table
+    {
+        return $table
+            ->columns([
+                Tables\Columns\TextColumn::make('employee.name')
+                    ->searchable()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('base_salary')
+                    ->money('USD')
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('net_salary')
+                    ->money('USD')
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('payment_date')
+                    ->date()
+                    ->sortable(),
+                Tables\Columns\BadgeColumn::make('payment_status')
+                    ->colors([
+                        'warning' => 'pending',
+                        'primary' => 'processed',
+                        'success' => 'paid',
+                    ]),
+            ])
+            ->filters([
+                Tables\Filters\SelectFilter::make('payment_status')
+                    ->options([
+                        'pending' => 'Pending',
+                        'processed' => 'Processed',
+                        'paid' => 'Paid',
+                    ]),
+            ])
+            ->actions([
+                Tables\Actions\EditAction::make(),
+                Tables\Actions\DeleteAction::make(),
+            ]);
+    }
+
+    public static function getPages(): array
+    {
+        return [
+            'index' => Pages\ListPayrolls::route('/'),
+            'create' => Pages\CreatePayroll::route('/create'),
+            'edit' => Pages\EditPayroll::route('/{record}/edit'),
+        ];
+    }
+}

app/Models/Employee.php

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+
+
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Employee extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'name',
+        'email',
+        'position',
+        'hire_date',
+        'tax_id',
+    ];
+
+    protected $casts = [
+        'hire_date' => 'date',
+    ];
+
+    public function payrolls(): HasMany
+    {
+        return $this->hasMany(Payroll::class);
+    }
+}

app/Models/Payroll.php

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+
+
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class Payroll extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'employee_id',
+        'base_salary',
+        'overtime_hours',
+        'overtime_rate',
+        'tax_deductions',
+        'other_deductions',
+        'net_salary',
+        'pay_period_start',
+        'pay_period_end',
+        'payment_date',
+        'payment_status',
+    ];
+
+    protected $casts = [
+        'pay_period_start' => 'date',
+        'pay_period_end' => 'date',
+        'payment_date' => 'date',
+        'base_salary' => 'decimal:2',
+        'overtime_hours' => 'decimal:2',
+        'overtime_rate' => 'decimal:2',
+        'tax_deductions' => 'decimal:2',
+        'other_deductions' => 'decimal:2',
+        'net_salary' => 'decimal:2',
+    ];
+
+    public function employee(): BelongsTo
+    {
+        return $this->belongsTo(Employee::class);
+    }
+
+    public function calculateNetSalary(): void
+    {
+        $overtimePay = $this->overtime_hours * $this->overtime_rate;
+        $grossSalary = $this->base_salary + $overtimePay;
+
+        // Calculate tax deductions (example rate of 20%)
+        $this->tax_deductions = $grossSalary * 0.20;
+
+        $this->net_salary = $grossSalary - $this->tax_deductions - $this->other_deductions;
+    }
+}

database/migrations/2024_02_24_000000_create_employees_table.php

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+
+
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('employees', function (Blueprint $table) {
+            $table->id();
+            $table->string('name');
+            $table->string('email')->unique();
+            $table->string('position');
+            $table->date('hire_date');
+            $table->string('tax_id')->unique();
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('employees');
+    }
+};

database/migrations/2024_02_24_000001_create_payrolls_table.php

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+
+
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('payrolls', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('employee_id')->constrained()->onDelete('cascade');
+            $table->decimal('base_salary', 10, 2);
+            $table->decimal('overtime_hours', 8, 2)->default(0);
+            $table->decimal('overtime_rate', 8, 2)->default(0);
+            $table->decimal('tax_deductions', 10, 2)->default(0);
+            $table->decimal('other_deductions', 10, 2)->default(0);
+            $table->decimal('net_salary', 10, 2);
+            $table->date('pay_period_start');
+            $table->date('pay_period_end');
+            $table->date('payment_date');
+            $table->string('payment_status')->default('pending');
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('payrolls');
+    }
+};