first commit

app/Models/Sppm/Dun.php

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+<?php
+
+namespace App\Models\Sppm;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Dun extends Model
+{
+    protected $connection = 'sppm';
+    protected $table = 'dun';
+    protected $guarded = [];
+}

app/Models/Sppm/JawatanTetapan.php

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+<?php
+
+namespace App\Models\Sppm;
+
+use Illuminate\Database\Eloquent\Model;
+
+class JawatanTetapan extends Model
+{
+    protected $connection = 'sppm';
+    protected $table = 'jawatan_tetapan';
+    protected $guarded = [];
+}

app/Models/Sppm/PetugasAssignment.php

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+<?php
+
+namespace App\Models\Sppm;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class PetugasAssignment extends Model
+{
+    protected $connection = 'sppm';
+    protected $table = 'petugas_assignments';
+    protected $guarded = [];
+
+    public function pusatMengundi(): BelongsTo
+    {
+        return $this->belongsTo(PusatMengundi::class, 'pusat_mengundi_id');
+    }
+
+    public function saluran(): BelongsTo
+    {
+        return $this->belongsTo(Saluran::class, 'saluran_id');
+    }
+
+    public function jawatan(): BelongsTo
+    {
+        return $this->belongsTo(JawatanTetapan::class, 'jawatan_tetapan_id');
+    }
+}

app/Models/Sppm/PetugasPermohonan.php

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+<?php
+
+namespace App\Models\Sppm;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class PetugasPermohonan extends Model
+{
+    protected $connection = 'sppm';
+    protected $table = 'petugas_permohonan';
+    protected $guarded = [];
+
+    /**
+     * Petugas berstatus 'assigned' untuk sesuatu DUN. Padanan DUN melalui
+     * dun_id permohonan atau dun pusat mengundi penempatan.
+     */
+    public function scopeAssignedUntukDun($query, int $dunId)
+    {
+        return $query->where('status', 'assigned')
+            ->where(function ($q) use ($dunId) {
+                $q->where('dun_id', $dunId)
+                    ->orWhereHas('assignments.pusatMengundi', fn ($qq) => $qq->where('dun_id', $dunId));
+            });
+    }
+
+    public function dun(): BelongsTo
+    {
+        return $this->belongsTo(Dun::class, 'dun_id');
+    }
+
+    public function assignments(): HasMany
+    {
+        return $this->hasMany(PetugasAssignment::class, 'permohonan_id');
+    }
+
+    /**
+     * Penempatan utama petugas (urutan terendah).
+     */
+    public function assignmentUtama(): ?PetugasAssignment
+    {
+        if ($this->relationLoaded('assignments')) {
+            return $this->assignments->sortBy('urutan')->first();
+        }
+
+        return $this->assignments()
+            ->with(['pusatMengundi', 'saluran', 'jawatan'])
+            ->orderBy('urutan')
+            ->first();
+    }
+
+    /**
+     * Maklumat penempatan untuk paparan: pusat mengundi, saluran, jawatan.
+     * Diambil daripada petugas_assignments; fallback kepada medan permohonan.
+     */
+    public function butiranPenempatan(): array
+    {
+        $assignment = $this->assignmentUtama();
+
+        $pusatMengundi = $assignment?->pusatMengundi
+            ?? ($this->pusat_mengundi_id ? PusatMengundi::find($this->pusat_mengundi_id) : null);
+
+        $saluran = $assignment?->saluran
+            ?? ($this->assigned_saluran_id ? Saluran::find($this->assigned_saluran_id) : null);
+
+        $jawatan = $assignment?->jawatan
+            ?? ($this->jawatan_id ? JawatanTetapan::find($this->jawatan_id) : null);
+
+        return [
+            'pusat_mengundi' => $pusatMengundi?->nama ?? '-',
+            'saluran' => $saluran ? 'Saluran ' . $saluran->nombor_saluran : '-',
+            'jawatan' => $jawatan?->nama ?? '-',
+        ];
+    }
+}

app/Models/Sppm/PusatMengundi.php

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+<?php
+
+namespace App\Models\Sppm;
+
+use Illuminate\Database\Eloquent\Model;
+
+class PusatMengundi extends Model
+{
+    protected $connection = 'sppm';
+    protected $table = 'pusat_mengundi';
+    protected $guarded = [];
+}

app/Models/Sppm/Saluran.php

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+<?php
+
+namespace App\Models\Sppm;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Saluran extends Model
+{
+    protected $connection = 'sppm';
+    protected $table = 'saluran';
+    protected $guarded = [];
+}