belongsTo(User::class, 'id_mahasiswa'); } // Relationship dengan model Pengajuan public function pengajuan() { return $this->belongsTo(Pengajuan::class, 'id_pengajuan'); } // Relationship dengan model SeminarProposal public function seminarProposal() { return $this->belongsTo(SeminarProposal::class, 'id_seminar_proposal'); } public function sidangJadwal() { return $this->hasMany(SidangJadwal::class, 'id_sidang'); } }