fix(assessment-form): function certainty factor calculation
This commit is contained in:
arieeefajar
parent
fd3c9de0fd
commit
a2169a7b06
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@ -7,6 +7,7 @@
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use App\Models\Indicator;
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use App\Models\Land;
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use App\Models\Rule;
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use Dotenv\Parser\Value;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Support\Facades\Validator;
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@ -18,12 +19,21 @@ public function index()
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$lands = Land::select('id', 'owner')->whereNotIn('id', function ($query) {
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$query->select('land_id')->from('evaluation');
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})->orderBy('created_at', 'desc')->get();
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$indicators = Indicator::select('id', 'name')->whereIn('id', function ($query) {
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$query->select('indicator_id')->from('rule');
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})->get();
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$indicators = Indicator::select('id', 'name')->whereHas('rules')->with('rules')->get();
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return view('assessment.form', compact('lands', 'indicators'));
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}
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public function calculateCFc($cf1, $cf2)
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{
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if ($cf1 >= 0 && $cf2 >= 0) {
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return $cf1 + $cf2 * (1 - $cf1);
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} elseif ($cf1 < 0 && $cf2 < 0) {
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return $cf1 + $cf2 * (1 + $cf1);
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} else {
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return ($cf1 + $cf2) / (1 - min(abs($cf1), abs($cf2)));
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}
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}
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public function store(Request $request)
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{
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$customMessages = [
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@ -40,54 +50,120 @@ public function store(Request $request)
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return redirect()->back()->withInput();
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}
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$indicators = $request->except('_token', 'land');
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if (count($indicators) == 0) {
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$cf_e = $request->except('_token', 'land');
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if (count($cf_e) == 0) {
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toast('Harap pilih jawaban untuk nilai indikator', 'error')->position('top-right')->autoclose(3000);
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return redirect()->back();
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}
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$rules = Rule::whereIn('indicator_id', array_keys($indicators))->get()->keyBy('indicator_id');
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$cf_h = collect(Rule::whereIn('indicator_id', array_keys($cf_e))
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->orderByDesc('cf')
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->get()
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->unique('indicator_id')
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->pluck('cf', 'indicator_id')
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->sortKeys());
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$cfValue = [];
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foreach ($indicators as $id => $value) {
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if (isset($rules[$id])) {
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$rule = $rules[$id];
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$cfValue[$id] = $rule->mb * $value;
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} else {
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toast("Rule untuk indikator ID {$id} tidak ditemukan.", 'error')->position('top-right')->autoclose(3000);
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return redirect()->back();
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}
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$cf_he = collect($cf_e)->map(function ($value, $key) use ($cf_h) {
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return [
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"cf(h,e)" . $key => (float) $value * (float) ($cf_h[$key] ?? 1)
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];
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})->collapse();
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$cf_he_array = $cf_he->toArray();
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$cf_combined = array_shift($cf_he_array);
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foreach ($cf_he_array as $cf) {
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$cf_combined = $this->calculateCFc($cf_combined, $cf);
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}
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$cfCombine = array_shift($cfValue);
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$cf_pakar = Rule::pluck('cf')->toArray();
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foreach ($cfValue as $cf) {
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$cfCombine = $cfCombine + $cf * (1 - $cfCombine);
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$mean_cf = collect($cf_pakar)->avg();
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$std_dev_cf = sqrt(collect($cf_pakar)->map(function ($cf) use ($mean_cf) {
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return pow($cf - $mean_cf, 2);
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})->avg());
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$threshold_cocok = $mean_cf + $std_dev_cf;
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$threshold_cocok_bersyarat = $mean_cf - $std_dev_cf;
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if ($cf_combined > $threshold_cocok) {
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$hasil = 'cocok';
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} elseif ($cf_combined > $threshold_cocok_bersyarat) {
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$hasil = 'cocok bersyarat';
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} else {
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$hasil = 'tidak cocok';
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}
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$landName = Land::find($request->land)->owner;
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// dd($cf_e, $cf_h, $cf_he, $cf_he_array, $cf_combined, $hasil);
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DB::beginTransaction();
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try {
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$evaluation = new Evaluation;
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$evaluation->land_id = $request->land;
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$evaluation->cf_value = $cfCombine;
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$evaluation->cf_value = $cf_combined;
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$evaluation->user_id = auth()->user()->id;
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$evaluation->save();
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foreach ($indicators as $id => $value) {
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$evaluationDetail = new EvaluationDetail();
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foreach ($cf_e as $id => $value) {
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$evaluationDetail = new EvaluationDetail;
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$evaluationDetail->evaluation_id = $evaluation->id;
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$evaluationDetail->indicator_id = $id;
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$evaluationDetail->md_value = $value;
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$evaluationDetail->cf_e = $value;
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$evaluationDetail->save();
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}
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DB::commit();
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$presentase = round($cfCombine * 100, 2);
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toast('Data berhasil disimpan', 'success')->position('top-right')->autoclose(3000);
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return redirect()->back()->with('presentase', $presentase);
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$presentase = round($cf_combined * 100, 2);
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toast("Data berhasil disimpan.", "success")->position('top-right')->autoclose(3000);
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return redirect()->back()->with(['land' => $landName, 'presentase' => $presentase, 'hasil' => $hasil]);
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} catch (\Throwable $th) {
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DB::rollBack();
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toast('Terjadi kesalahan', 'error')->position('top-right')->autoclose(3000);
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toast($th->getMessage(), 'error')->position('top-right')->autoclose(3000);
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return redirect()->back();
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}
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// $cfValue = [];
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// foreach ($cf_e as $id => $value) {
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// if (isset($rules[$id])) {
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// $rule = $rules[$id];
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// $cfValue[$id] = $rule->mb * $value;
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// } else {
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// toast("Rule untuk indikator ID {$id} tidak ditemukan.", 'error')->position('top-right')->autoclose(3000);
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// return redirect()->back();
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// }
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// }
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// $cfCombine = array_shift($cfValue);
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// foreach ($cfValue as $cf) {
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// $cfCombine = $cfCombine + $cf * (1 - $cfCombine);
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// }
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// DB::beginTransaction();
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// try {
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// $evaluation = new Evaluation;
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// $evaluation->land_id = $request->land;
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// $evaluation->cf_value = $cfCombine;
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// $evaluation->user_id = auth()->user()->id;
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// $evaluation->save();
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// foreach ($indicators as $id => $value) {
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// $evaluationDetail = new EvaluationDetail();
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// $evaluationDetail->evaluation_id = $evaluation->id;
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// $evaluationDetail->indicator_id = $id;
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// $evaluationDetail->md_value = $value;
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// $evaluationDetail->save();
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// }
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// DB::commit();
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// $presentase = round($cfCombine * 100, 2);
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// toast('Data berhasil disimpan', 'success')->position('top-right')->autoclose(3000);
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// return redirect()->back()->with('presentase', $presentase);
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// } catch (\Throwable $th) {
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// DB::rollBack();
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// toast('Terjadi kesalahan', 'error')->position('top-right')->autoclose(3000);
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// return redirect()->back();
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// }
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}
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}
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@ -15,7 +15,7 @@ public function up(): void
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$table->id();
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$table->unsignedBigInteger('evaluation_id');
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$table->unsignedBigInteger('indicator_id');
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$table->float('md_value');
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$table->float('cf_e');
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$table->timestamps();
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});
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@ -52,15 +52,12 @@
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<select name="{{ $indicator->id }}" class="form-control"
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id="{{ $indicator->id }}-field" required>
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<option value="" selected disabled>Pilih Jawaban</option>
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<option value="0">Tidak</option>
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<option value="0.2">Tidak Tahu</option>
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<option value="0.4">Mungkin</option>
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<option value="0.6">Kemungkinan Besar</option>
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<option value="0.8">Hampir Pasti</option>
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<option value="1">Pasti</option>
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@foreach ($indicator->rules as $rule)
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<option value="{{ $rule->cf }}">{{ $rule->parameter_type }}</option>
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@endforeach
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</select>
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<div class="invalid-feedback">
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Pilih Jawaban
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Pilih Jawaban {{ $indicator->name }}
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</div>
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</div>
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@endforeach
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@ -79,19 +76,25 @@
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<form action="">
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<div class="card-body text-center">
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@if (session('presentase'))
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<h1 class="mb-0 mt-2"><span class="counter-value"
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data-target="{{ session('presentase') }}">0</span>%
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</h1>
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<p class="text-muted mb-0 mt-2">Presentase kelayakan tanah berdasarkan perhitungan
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Certainty
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Factor.</p>
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<h1 class="mb-0 mt-2"><span class="counter-value"
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data-target="{{ session('presentase') }}">0</span>%
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</h1>
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@endif
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@if (session('hasil') && session('land'))
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<p class="text-muted mb-0 mt-2">Hasil perhitungan sistem menetapkan lahan
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<b>"{{ session('land') }}"</b>
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termasuk
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dalam kondisi <b>"{{ session('hasil') }}"</b>
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</p>
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@endif
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</div>
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</form>
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</div>
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</div>
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</div>
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</div>
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<!-- container-fluid -->
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</div>
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@ -104,7 +107,6 @@
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<!-- listjs init -->
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<script src="assets/js/pages/form-validation.init.js"></script>
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<script src="assets/js/pages/customJs/assessment/form.js"></script>
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@endpush
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@endsection
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