Finalize goal change controller

app/Http/Controllers/JournalDateController.php

@@ -14,8 +14,11 @@ class JournalDateController extends Controller
      */
     public function updateGoal(Request $request, JournalDate $journalDate): RedirectResponse
     {
-        // @todo Implement goal up behavior.
-        return redirect()->route('journal-entries.show');
+        $attributes = $request->validate(['goal' => 'exists:App\Models\Goal,id']);
+        $journalDate->goal()->associate($attributes['goal'])->save();
+        return redirect()->route('journal-entries.index', [
+            'date' => $journalDate->date->format('Y-m-d')
+        ]);
     }
 
 }

app/Http/Controllers/JournalEntryController.php

@@ -9,6 +9,7 @@ use App\Http\Requests\StoreFromNutrientsJournalEntryRequest;
 use App\Http\Requests\StoreJournalEntryRequest;
 use App\Models\Food;
 use App\Models\Goal;
+use App\Models\JournalDate;
 use App\Models\JournalEntry;
 use App\Models\Recipe;
 use App\Support\ArrayFormat;
@@ -62,12 +63,17 @@ class JournalEntryController extends Controller
                 return ['value' => $goal->id, 'label' => $goal->name];
             });
 
+        // Get the associated journal date.
+        // @todo Refactor journal date as a relationship on journal entries.
+        $journalDate = JournalDate::getOrCreateJournalDate(Auth::user(), $date);
+
         return view('journal-entries.index')
             ->with('entries', $entries)
             ->with('sums', $sums)
             ->with('currentGoal', $goal)
             ->with('goalProgress', $goalProgress)
             ->with('goalOptions', $goalOptions)
+            ->with('journalDate', $journalDate)
             ->with('date', $date);
     }
 

app/Models/JournalDate.php

@@ -5,6 +5,7 @@ namespace App\Models;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Support\Carbon;
 
 /**
  * App\Models\JournalDate
@@ -60,4 +61,24 @@ final class JournalDate extends Model
     public function user(): BelongsTo {
         return $this->belongsTo(User::class);
     }
+
+    /**
+     * Gets a journal date for a user and date, creating a new one if necessary.
+     *
+     * @param \App\Models\User $user
+     *   User.
+     * @param \Illuminate\Support\Carbon $date
+     *   Date.
+     *
+     * @return \App\Models\JournalDate
+     *   Journal date for provided user and date.
+     */
+    public static function getOrCreateJournalDate(User $user, Carbon $date): JournalDate {
+        /** @var \App\Models\JournalDate $journal_date */
+        $journal_date = $user->journalDates()->whereDate('date', '=', $date)->first();
+        if (empty($journal_date)) {
+            $journal_date = JournalDate::make(['date' => $date])->user()->associate($user);
+        }
+        return $journal_date;
+    }
 }

app/Models/User.php

@@ -120,11 +120,7 @@ final class User extends Authenticatable implements HasMedia
      * method also creates a JournalDate if one does not already exist.
      */
     public function getGoalByDate(Carbon $date): ?Goal {
-        /** @var \App\Models\JournalDate $journal_date */
-        $journal_date = $this->journalDates()->whereDate('date', '=', $date)->first();
-        if (empty($journal_date)) {
-            $journal_date = JournalDate::make(['date' => $date])->user()->associate(Auth::user());
-        }
+        $journal_date = JournalDate::getOrCreateJournalDate($this, $date);
         if ($journal_date->goal) {
             return $journal_date->goal;
         }

resources/views/journal-entries/index.blade.php

@@ -108,7 +108,7 @@
                     {{ $currentGoal->name }}
                 </a>
             @endempty
-            <form method="POST" action="{{ route('journal-dates.update.goal') }}">
+            <form method="POST" action="{{ route('journal-dates.update.goal', $journalDate) }}">
                 @csrf
                 <x-inputs.select name="goal"
                                  class="block w-full"

routes/auth.php

@@ -32,7 +32,7 @@ Route::middleware(['auth'])->group(function () {
     Route::get('/ingredient-picker/search', [IngredientPickerController::class, 'search'])->name('ingredient-picker.search');
 
     // Journal dates.
-    Route::post('/journal-dates/update/goal', [JournalDateController::class, 'updateGoal'])->name('journal-dates.update.goal');
+    Route::post('/journal-dates/{journal_date}/update/goal', [JournalDateController::class, 'updateGoal'])->name('journal-dates.update.goal');
 
     // Journal entries.
     Route::get('/journal-entries/create/from-nutrients', [JournalEntryController::class, 'createFromNutrients'])->name('journal-entries.create.from-nutrients');