94 lines
2.7 KiB
PHP
94 lines
2.7 KiB
PHP
<?php
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namespace App\Models;
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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\HasMany;
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use Illuminate\Database\Eloquent\Relations\HasOne;
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use Illuminate\Support\Facades\DB;
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class LabSession extends Model
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{
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public const EN_ATTENTE = 'en_attente';
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// Admis par le prof : CreerStackLab est dispatché, la stack Heat se construit.
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public const ADMIS = 'admis';
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// Stack CREATE_COMPLETE : les VM existent, les terminaux peuvent s'ouvrir.
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public const ACTIF = 'actif';
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public const TERMINE = 'termine';
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public const EXPIRE = 'expire';
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// Trois créations de stack ratées de suite (voir CreerStackLab) : le prof
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// le voit dans la salle d'attente et peut relancer.
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public const ECHEC = 'echec';
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protected $fillable = ['seance_id', 'eleve_id', 'lab_id', 'heat_stack_id', 'heat_stack_name', 'etat', 'raison_echec', 'expire_a'];
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protected $casts = [
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'expire_a' => 'datetime',
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];
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/** @return BelongsTo<Seance, $this> */
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public function seance(): BelongsTo
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{
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return $this->belongsTo(Seance::class);
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}
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/** @return BelongsTo<Eleve, $this> */
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public function eleve(): BelongsTo
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{
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return $this->belongsTo(Eleve::class);
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}
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/** @return BelongsTo<Lab, $this> */
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public function lab(): BelongsTo
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{
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return $this->belongsTo(Lab::class);
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}
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/** @return HasMany<LabSessionMachine, $this> */
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public function machines(): HasMany
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{
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return $this->hasMany(LabSessionMachine::class);
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}
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/**
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* Relie une stack prête à cette session : venue du stock chaud
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* (SeanceController::admettre) ou construite à la demande (CreerStackLab).
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*
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* @param array{nom: string, id: string, instances: array<string, string>} $stack
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*/
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public function attribuerStack(array $stack): void
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{
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DB::transaction(function () use ($stack) {
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$this->machines()->delete();
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foreach ($stack['instances'] as $nom => $instanceId) {
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$this->machines()->create(['nom' => $nom, 'instance_id' => $instanceId]);
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}
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$this->forceFill([
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'heat_stack_name' => $stack['nom'],
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'heat_stack_id' => $stack['id'],
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'etat' => self::ACTIF,
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'raison_echec' => null,
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])->save();
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});
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}
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/** @return HasMany<Correction, $this> */
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public function corrections(): HasMany
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{
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return $this->hasMany(Correction::class);
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}
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/** @return HasOne<Correction, $this> */
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public function derniereCorrection(): HasOne
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{
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return $this->hasOne(Correction::class)->latestOfMany();
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}
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}
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