127 lines
3.3 KiB
PHP
127 lines
3.3 KiB
PHP
<?php
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namespace Modules\ProjectManagement\Models;
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use Modules\MasterData\Models\Material;
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use Modules\MasterData\Models\MaterialGroup;
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use App\Models\User;
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use App\Traits\HasPublicIdentifier;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\BelongsTo;
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use Illuminate\Database\Eloquent\Relations\BelongsToMany;
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use Illuminate\Database\Eloquent\Relations\HasMany;
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use Modules\ProjectManagement\Enums\DelayReason;
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use Modules\ProjectManagement\Enums\TaskStatus;
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class Task extends Model
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{
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use HasPublicIdentifier;
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protected $fillable = [
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'project_id',
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'name',
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'description',
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'area',
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'status',
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'sort_order',
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'labor_cost',
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'estimated_hours',
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'actual_hours',
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'start_date',
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'end_date',
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'actual_start_date',
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'actual_end_date',
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'completion_percentage',
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];
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protected function casts(): array
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{
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return [
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'status' => TaskStatus::class,
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'labor_cost' => 'decimal:2',
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'estimated_hours' => 'decimal:2',
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'actual_hours' => 'decimal:2',
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'completion_percentage' => 'decimal:2',
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'start_date' => 'date',
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'end_date' => 'date',
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'actual_start_date' => 'date',
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'actual_end_date' => 'date',
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];
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}
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public function project(): BelongsTo
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{
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return $this->belongsTo(Project::class);
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}
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public function users(): BelongsToMany
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{
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return $this->belongsToMany(User::class);
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}
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public function taskMaterials(): HasMany
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{
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return $this->hasMany(TaskMaterial::class);
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}
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public function activities(): HasMany
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{
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return $this->hasMany(TaskActivity::class)->orderBy('created_at', 'desc');
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}
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public function delays(): HasMany
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{
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return $this->hasMany(TaskDelay::class)->orderByDesc('delay_date');
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}
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public function getTotalDelayDaysAttribute(): float
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{
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return round((float) $this->delays->sum('lost_hours') / 8, 1);
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}
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public function getWeatherDelayCountAttribute(): int
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{
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return $this->delays->where('reason_type', DelayReason::Weather)->count();
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}
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public function getMaterialCostAttribute(): float
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{
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return $this->taskMaterials->sum(fn (TaskMaterial $tm) => $tm->effective_cost);
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}
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public function getTotalCostAttribute(): float
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{
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return (float) $this->labor_cost + $this->material_cost;
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}
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public function transitionTo(TaskStatus $newStatus): void
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{
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$currentStatus = $this->status;
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if (!in_array($newStatus, $currentStatus->allowedTransitions())) {
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throw new \InvalidArgumentException(
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"Cannot transition task from {$currentStatus->label()} to {$newStatus->label()}"
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);
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}
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$updates = ['status' => $newStatus];
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if ($newStatus === TaskStatus::InProgress && !$this->actual_start_date) {
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$updates['actual_start_date'] = now();
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}
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if ($newStatus === TaskStatus::Completed) {
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$updates['actual_end_date'] = now();
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$updates['completion_percentage'] = 100;
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}
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$this->update($updates);
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}
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public function scopeStatus($query, TaskStatus $status)
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{
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return $query->where('status', $status);
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}
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}
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