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Commit 022823d

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coder2699coder2699
committedDec 21, 2021
added attendance manager feature
1 parent 19de4a3 commit 022823d

24 files changed

+827
-3
lines changed
 

‎.idea/gradle.xml

+1-1
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‎.idea/misc.xml

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‎app/build.gradle

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@@ -49,4 +49,15 @@ dependencies {
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//navigation
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implementation 'androidx.navigation:navigation-fragment-ktx:2.3.5'
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implementation 'androidx.navigation:navigation-ui-ktx:2.3.5'
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//recyclerview
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implementation 'androidx.recyclerview:recyclerview:1.2.1'
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implementation "androidx.recyclerview:recyclerview-selection:1.2.0-alpha01"
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//room
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def room_version = "2.2.6"
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implementation "androidx.room:room-runtime:$room_version"
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kapt "androidx.room:room-compiler:$room_version"
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// optional - Kotlin Extensions and Coroutines support for Room
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implementation "androidx.room:room-ktx:$room_version"
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implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.2'
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implementation 'androidx.lifecycle:lifecycle-extensions:2.1.0'
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}

‎app/src/main/java/net/code/gdsc_app/Attendance/Adapter/AttendanceAdapter.kt

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package net.code.gdsc_app.Attendance.Adapter
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.fragment.app.FragmentActivity
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import androidx.recyclerview.widget.DiffUtil
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import androidx.recyclerview.widget.ListAdapter
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import androidx.recyclerview.widget.RecyclerView
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import net.code.gdsc_app.Attendance.Database.Attendance
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import net.code.gdsc_app.Attendance.Database.AttendanceViewmodel
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import net.code.gdsc_app.databinding.ItemAttendanceBinding
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class AttendanceAdapter(
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val attendanceViewmodel: AttendanceViewmodel,
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val parentView: View,
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val activity: FragmentActivity?
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) :
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ListAdapter<Attendance, AttendanceAdapter.ViewHolder>(
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ListDiffCallbacks()
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) {
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var attendanceList = ArrayList<Attendance>()
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
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val layoutInflater = LayoutInflater.from(parent.context)
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val binding = ItemAttendanceBinding.inflate(layoutInflater, parent, false)
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return ViewHolder(binding)
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}
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override fun onBindViewHolder(holder: ViewHolder, position: Int) {
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val item = getItem(position)
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holder.bind(item, attendanceViewmodel)
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// if (position == 0) {
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// introDelete(holder.binding.itemText)
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// }
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}
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class ViewHolder(val binding: ItemAttendanceBinding) :
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RecyclerView.ViewHolder(binding.root) {
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fun bind(item: Attendance, attendanceViewmodel: AttendanceViewmodel) {
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binding.subName.text = item.subject
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binding.went.text = item.attended.toString()
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binding.total.text = item.total.toString()
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binding.per.text = item.percentage.toString()+"%"
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binding.increment.setOnClickListener {
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item.attended += 1
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item.total += 1
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item.percentage = (item.attended * 100) / item.total
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attendanceViewmodel.update(item)
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binding.went.text = item.attended.toString()
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binding.total.text = item.total.toString()
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binding.per.text = item.percentage.toString()+"%"
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}
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binding.decrement.setOnClickListener {
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item.total += 1
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item.percentage = (item.attended * 100) / item.total
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attendanceViewmodel.update(item)
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binding.total.text = item.total.toString()
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binding.per.text = item.percentage.toString()+"%"
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}
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}
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}
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class ListDiffCallbacks : DiffUtil.ItemCallback<Attendance>() {
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override fun areItemsTheSame(oldItem: Attendance, newItem: Attendance): Boolean {
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return oldItem.id == newItem.id
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}
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override fun areContentsTheSame(oldItem: Attendance, newItem: Attendance): Boolean {
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return oldItem == newItem
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}
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}
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fun getList() = attendanceList
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fun removeitem(position: Int) {
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attendanceViewmodel.delete(attendanceList[position])
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notifyItemRemoved(position)
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}
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fun restoreItem(attendance: Attendance, position: Int) {
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attendanceList.add(position, attendance)
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notifyItemChanged(position)
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attendanceViewmodel.insert(attendance)
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}
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}

‎app/src/main/java/net/code/gdsc_app/Attendance/Database/Attendance.kt

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package net.code.gdsc_app.Attendance.Database
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import androidx.room.Entity
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import androidx.room.PrimaryKey
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@Entity(tableName = "attendance_manager_table")
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data class Attendance(
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@PrimaryKey(autoGenerate = true) var id: Long = 0L,
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var attended: Long = 0L,
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var total: Long = 0L,
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var percentage: Long = 0L,
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var subject: String = ""
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)

‎app/src/main/java/net/code/gdsc_app/Attendance/Database/AttendanceDao.kt

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package net.code.gdsc_app.Attendance.Database
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import androidx.lifecycle.LiveData
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import androidx.room.*
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@Dao
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interface AttendanceDao {
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@Query("SELECT * FROM attendance_manager_table")
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fun getAllProfile(): LiveData<List<Attendance>>
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@Insert
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fun insert(vararg attendance: Attendance)
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@Delete
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fun delete(vararg attendance: Attendance)
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@Update
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fun update(vararg attendance: Attendance)
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}

‎app/src/main/java/net/code/gdsc_app/Attendance/Database/AttendanceRepository.kt

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package net.code.gdsc_app.Attendance.Database
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import androidx.annotation.WorkerThread
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import androidx.lifecycle.LiveData
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class AttendanceRepository(private val attendanceDao: AttendanceDao) {
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val allLists: LiveData<List<Attendance>> = attendanceDao.getAllProfile()
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@WorkerThread
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fun insert(attendance: Attendance) {
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attendanceDao.insert(attendance)
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}
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@WorkerThread
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fun delete(attendance: Attendance) {
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attendanceDao.delete(attendance)
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}
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@WorkerThread
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fun update(attendance: Attendance) {
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attendanceDao.update(attendance)
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}
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}

‎app/src/main/java/net/code/gdsc_app/Attendance/Database/AttendanceRoomDatabase.kt

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package net.code.gdsc_app.Attendance.Database
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import android.content.Context
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import androidx.room.Database
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import androidx.room.Room
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import androidx.room.RoomDatabase
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@Database(entities = [Attendance::class], version = 1)
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abstract class AttendanceRoomDatabase : RoomDatabase() {
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abstract fun attendanceDao(): AttendanceDao
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companion object {
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@Volatile
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private var INSTANCE: AttendanceRoomDatabase? = null
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fun getDatabase(context: Context): AttendanceRoomDatabase {
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val tempInstance = INSTANCE
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if (tempInstance != null) {
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return tempInstance
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}
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synchronized(this) {
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val instance = Room.databaseBuilder(
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context.applicationContext,
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AttendanceRoomDatabase::class.java,
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"Attendance_Database"
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).build()
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INSTANCE = instance
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return instance
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}
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}
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}
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}

‎app/src/main/java/net/code/gdsc_app/Attendance/Database/AttendanceViewmodel.kt

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package net.code.gdsc_app.Attendance.Database
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import android.app.Application
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import androidx.lifecycle.AndroidViewModel
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import androidx.lifecycle.LiveData
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.Job
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import kotlinx.coroutines.launch
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class AttendanceViewmodel(application: Application) : AndroidViewModel(Application()) {
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private var parentJob = Job()
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private val scope = CoroutineScope(parentJob + Dispatchers.Main)
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private val repository: AttendanceRepository
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val allLists: LiveData<List<Attendance>>
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init {
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val attendanceDao = AttendanceRoomDatabase.getDatabase(application).attendanceDao()
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repository = AttendanceRepository(attendanceDao)
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allLists = repository.allLists
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}
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fun insert(attendance: Attendance) = scope.launch(Dispatchers.IO) {
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repository.insert(attendance)
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}
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fun delete(attendance: Attendance) = scope.launch(Dispatchers.IO) {
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repository.delete(attendance)
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}
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fun update(attendance: Attendance) = scope.launch(Dispatchers.IO) {
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repository.update(attendance)
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}
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override fun onCleared() {
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super.onCleared()
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parentJob.cancel()
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}
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}

‎app/src/main/java/net/code/gdsc_app/ui/AddSubjectFragment.kt

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package net.code.gdsc_app.ui
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import android.os.Bundle
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import androidx.fragment.app.Fragment
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.lifecycle.ViewModelProviders
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import androidx.navigation.fragment.findNavController
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import net.code.gdsc_app.Attendance.Database.Attendance
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import net.code.gdsc_app.Attendance.Database.AttendanceViewmodel
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import net.code.gdsc_app.R
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import net.code.gdsc_app.databinding.FragmentAddSubjectBinding
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import net.code.gdsc_app.utils.Snacker
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@Suppress("DEPRECATION")
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class AddSubjectFragment : Fragment() {
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private lateinit var attendanceViewmodel: AttendanceViewmodel
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private var _binding: FragmentAddSubjectBinding? = null
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private val binding
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get() = _binding!!
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override fun onCreateView(
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inflater: LayoutInflater, container: ViewGroup?,
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savedInstanceState: Bundle?
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): View? {
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// Inflate the layout for this fragment
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_binding = FragmentAddSubjectBinding.inflate(inflater, container, false)
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binding.addSub.setOnClickListener {
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attendanceViewmodel = ViewModelProviders.of(this).get(AttendanceViewmodel::class.java)
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if(binding.userToDoEditText.text.toString() == ""){
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Snacker(it,"This Field can't be empty").error()
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}
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else {
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val attendance = Attendance(
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subject = binding.userToDoEditText.text.toString(),
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attended = 0,
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total = 0,
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percentage = 100
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)
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attendance.id = System.currentTimeMillis()
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attendanceViewmodel.insert(attendance)
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findNavController().navigate(R.id.action_addSubjectFragment_to_attendanceManagerFragment)
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}
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}
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return binding.root
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}
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}

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