CalendarAdapter.kt

app/build.gradle

@@ -5,12 +5,12 @@ plugins {
 
 android {
     namespace 'com.arjun.horizontalcalendardate'
-    compileSdk 33
+    compileSdk 34
 
     defaultConfig {
         applicationId "com.arjun.horizontalcalendardate"
         minSdk 24
-        targetSdk 33
+        targetSdk 34
         versionCode 1
         versionName "1.0"
 
@@ -41,4 +41,6 @@ dependencies {
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.5'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
+
+    implementation project(path:':horizontal_calendar_date')
 }

app/src/main/java/com/arjun/horizontalcalendardate/MainActivity.kt

@@ -4,102 +4,34 @@ import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
 import android.widget.ImageView
 import android.widget.TextView
-import androidx.recyclerview.widget.LinearSnapHelper
 import androidx.recyclerview.widget.RecyclerView
-import androidx.recyclerview.widget.SnapHelper
-import java.text.SimpleDateFormat
-import java.util.*
-import kotlin.collections.ArrayList
+import com.arjungupta08.horizontal_calendar_date.HorizontalCalendarAdapter
+import com.arjungupta08.horizontal_calendar_date.HorizontalCalendarSetUp
 
-class MainActivity : AppCompatActivity(), CalendarAdapter.onItemClickListener {
+class MainActivity : AppCompatActivity(), HorizontalCalendarAdapter.OnItemClickListener {
 
     private lateinit var recyclerView: RecyclerView
     private lateinit var tvDateMonth: TextView
     private lateinit var ivCalendarNext: ImageView
     private lateinit var ivCalendarPrevious: ImageView
 
-    private val sdf = SimpleDateFormat("MMMM yyyy", Locale.ENGLISH)
-    private val cal = Calendar.getInstance(Locale.ENGLISH)
-    private val currentDate = Calendar.getInstance(Locale.ENGLISH)
-    private val dates = ArrayList<Date>()
-    private lateinit var adapter: CalendarAdapter
-    private val calendarList2 = ArrayList<CalendarDateModel>()
-
-
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
 
-
         tvDateMonth = findViewById(R.id.text_date_month)
         recyclerView = findViewById(R.id.recyclerView)
         ivCalendarNext = findViewById(R.id.iv_calendar_next)
         ivCalendarPrevious = findViewById(R.id.iv_calendar_previous)
-        val calendarSetUp = CalendarSetUp()
 
+        val calendarSetUp = HorizontalCalendarSetUp()
         calendarSetUp.setUpCalendarAdapter(recyclerView, this@MainActivity)
-        calendarSetUp.setUpCalendarClickListener(ivCalendarNext, ivCalendarPrevious, this@MainActivity)
-
+        calendarSetUp.setUpCalendarPrevNextClickListener(ivCalendarNext, ivCalendarPrevious, this@MainActivity)
     }
+
     override fun onItemClick(text: String, date: String, day: String) {
         findViewById<TextView>(R.id.selectedDate).text = "Selected date: $text"
         findViewById<TextView>(R.id.selectedDD).text = "Selected DD: $date"
         findViewById<TextView>(R.id.selectedDay).text = "Selected day: $day"
     }
-    /**
-     * Set up click listener
-     */
-
-    private fun setUpClickListener() {
-        ivCalendarNext.setOnClickListener {
-            cal.add(Calendar.MONTH, 1)
-            setUpCalendar()
-        }
-        ivCalendarPrevious.setOnClickListener {
-            cal.add(Calendar.MONTH, -1)
-            if (cal == currentDate)
-                setUpCalendar()
-            else
-                setUpCalendar()
-        }
-    }
-
-
-    /**
-     * Setting up adapter for recyclerview
-     */
-    private fun setUpAdapter() {
-        val snapHelper: SnapHelper = LinearSnapHelper()
-        snapHelper.attachToRecyclerView(recyclerView)
-        adapter = CalendarAdapter { calendarDateModel: CalendarDateModel, position: Int ->
-            calendarList2.forEachIndexed { index, calendarModel ->
-                calendarModel.isSelected = index == position
-            }
-            adapter.setData(calendarList2)
-            adapter.setOnItemClickListener(this@MainActivity)
-        }
-        recyclerView.adapter = adapter
-    }
-
-    /**
-     * Function to setup calendar for every month
-     */
-    private fun setUpCalendar() {
-        val calendarList = ArrayList<CalendarDateModel>()
-        tvDateMonth.text = sdf.format(cal.time)
-        val monthCalendar = cal.clone() as Calendar
-        val maxDaysInMonth = cal.getActualMaximum(Calendar.DAY_OF_MONTH)
-        dates.clear()
-        monthCalendar.set(Calendar.DAY_OF_MONTH, 1)
-        while (dates.size < maxDaysInMonth) {
-            dates.add(monthCalendar.time)
-            calendarList.add(CalendarDateModel(monthCalendar.time))
-            monthCalendar.add(Calendar.DAY_OF_MONTH, 1)
-        }
-        calendarList2.clear()
-        calendarList2.addAll(calendarList)
-        adapter.setOnItemClickListener(this@MainActivity)
-        adapter.setData(calendarList)
-    }
-
 }

build.gradle

@@ -1,6 +1,5 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {
-    id 'com.android.application' version '7.4.0' apply false
-    id 'com.android.library' version '7.4.0' apply false
-    id 'org.jetbrains.kotlin.android' version '1.7.21' apply false
+    id("com.android.application") version "8.2.2" apply false
+    id("org.jetbrains.kotlin.android") version "1.9.22" apply false
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Thu Mar 09 10:11:29 IST 2023
+#Fri Apr 05 00:04:11 IST 2024
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-bin.zip
 distributionPath=wrapper/dists
-zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

horizontal_calendar_date/src/main/java/com/arjungupta08/horizontal_calendar_date/CalendarDateModel.kt

@@ -3,7 +3,7 @@ package com.arjungupta08.horizontal_calendar_date
 import java.text.SimpleDateFormat
 import java.util.*
 
-data class  CalendarDateModel(var data: Date, var isSelected: Boolean = true) {
+data class  CalendarDateModel(var data: Date, var isSelected: Boolean = false) {
 
     val calendarDay: String
         get() = SimpleDateFormat("EE", Locale.getDefault()).format(data)

horizontal_calendar_date/src/main/java/com/arjungupta08/horizontal_calendar_date/CalendarAdapter.kt → horizontal_calendar_date/src/main/java/com/arjungupta08/horizontal_calendar_date/HorizontalCalendarAdapter.kt

@@ -11,8 +11,8 @@ import androidx.core.content.ContextCompat
 import androidx.recyclerview.widget.RecyclerView
 import kotlin.collections.ArrayList
 
-class CalendarAdapter(private val listener: (calendarDateModel: CalendarDateModel, position: Int) -> Unit):
-    RecyclerView.Adapter<CalendarAdapter.CalendarViewHolder>(){
+class HorizontalCalendarAdapter(private val listener: (calendarDateModel: CalendarDateModel, position: Int) -> Unit):
+    RecyclerView.Adapter<HorizontalCalendarAdapter.CalendarViewHolder>(){
 
     private var list = ArrayList<CalendarDateModel>()
     private var adapterPosition = -1
@@ -49,8 +49,10 @@ class CalendarAdapter(private val listener: (calendarDateModel: CalendarDateMode
             val date = itemList.calendarDate
             val day = itemList.calendarDay
             mListener?.onItemClick(text,date,day)
+            listener.invoke(itemList, position)
         }
-        if (position == adapterPosition){
+
+        if (itemList.isSelected){
             holder.calendarDay.setTextColor(ContextCompat.getColor(holder.itemView.context, R.color.white))
             holder.calendarDate.setTextColor(ContextCompat.getColor(holder.itemView.context, R.color.white))
             holder.linear.setBackgroundResource(R.drawable.rectangle_fill)

app/src/main/java/com/arjun/horizontalcalendardate/CalendarSetUp.kt → horizontal_calendar_date/src/main/java/com/arjungupta08/horizontal_calendar_date/HorizontalCalendarSetUp.kt

@@ -1,9 +1,6 @@
-package com.arjun.horizontalcalendardate
+package com.arjungupta08.horizontal_calendar_date
 
-import android.content.Context
-import android.widget.AdapterView.OnItemClickListener
 import android.widget.ImageView
-import android.widget.TextView
 import androidx.recyclerview.widget.LinearSnapHelper
 import androidx.recyclerview.widget.RecyclerView
 import androidx.recyclerview.widget.SnapHelper
@@ -12,19 +9,19 @@ import java.util.Calendar
 import java.util.Date
 import java.util.Locale
 
-class CalendarSetUp() {
+class HorizontalCalendarSetUp() {
 
     private val sdf = SimpleDateFormat("MMMM yyyy", Locale.ENGLISH)
     private val cal = Calendar.getInstance(Locale.ENGLISH)
     private val currentDate = Calendar.getInstance(Locale.ENGLISH)
     private val dates = ArrayList<Date>()
-    private lateinit var adapter: CalendarAdapter
+    private lateinit var adapter: HorizontalCalendarAdapter
     private val calendarList2 = ArrayList<CalendarDateModel>()
 
     /*
      * Set up click listener
      */
-    fun setUpCalendarClickListener(ivCalendarNext: ImageView, ivCalendarPrevious: ImageView, listener: CalendarAdapter.onItemClickListener) {
+    fun setUpCalendarPrevNextClickListener(ivCalendarNext: ImageView, ivCalendarPrevious: ImageView, listener: HorizontalCalendarAdapter.OnItemClickListener) {
         ivCalendarNext.setOnClickListener {
             cal.add(Calendar.MONTH, 1)
             setUpCalendar(listener)
@@ -42,16 +39,17 @@ class CalendarSetUp() {
     /*
      * Setting up adapter for recyclerview
      */
-    fun setUpCalendarAdapter(recyclerView: RecyclerView, listener : CalendarAdapter.onItemClickListener) {
+    fun setUpCalendarAdapter(recyclerView: RecyclerView, listener : HorizontalCalendarAdapter.OnItemClickListener) {
         val snapHelper: SnapHelper = LinearSnapHelper()
         snapHelper.attachToRecyclerView(recyclerView)
-        adapter = CalendarAdapter { calendarDateModel: CalendarDateModel, position: Int ->
+
+        adapter = HorizontalCalendarAdapter() { calendarDateModel: CalendarDateModel, position: Int ->
             calendarList2.forEachIndexed { index, calendarModel ->
                 calendarModel.isSelected = index == position
             }
-            adapter.setData(calendarList2)
-            adapter.setOnItemClickListener(listener)
         }
+        adapter.setData(calendarList2)
+        adapter.setOnItemClickListener(listener)
         recyclerView.adapter = adapter
 
         setUpCalendar(listener)
@@ -60,9 +58,8 @@ class CalendarSetUp() {
     /*
      * Function to setup calendar for every month
      */
-    private fun setUpCalendar(listener: CalendarAdapter.onItemClickListener) {
+    private fun setUpCalendar(listener: HorizontalCalendarAdapter.OnItemClickListener) {
         val calendarList = ArrayList<CalendarDateModel>()
-//        tvDateMonth.text = sdf.format(cal.time)
         val monthCalendar = cal.clone() as Calendar
         val maxDaysInMonth = cal.getActualMaximum(Calendar.DAY_OF_MONTH)
         dates.clear()
@@ -76,6 +73,7 @@ class CalendarSetUp() {
         calendarList2.addAll(calendarList)
         adapter.setOnItemClickListener(listener)
         adapter.setData(calendarList)
+//        tvDateMonth.text = sdf.format(cal.time)
     }
 
 }