fix #96, add a Daily View

app/src/main/kotlin/com/simplemobiletools/calendar/activities/MainActivity.kt

@@ -264,6 +264,7 @@ class MainActivity : SimpleActivity(), RefreshRecyclerViewListener {
     private fun showViewDialog() {
         val res = resources
         val items = arrayListOf(
+                RadioItem(DAILY_VIEW, res.getString(R.string.daily_view)),
                 RadioItem(WEEKLY_VIEW, res.getString(R.string.weekly_view)),
                 RadioItem(MONTHLY_VIEW, res.getString(R.string.monthly_view)),
                 RadioItem(YEARLY_VIEW, res.getString(R.string.yearly_view)),
@@ -497,7 +498,7 @@ class MainActivity : SimpleActivity(), RefreshRecyclerViewListener {
         val bundle = Bundle()
 
         when (config.storedView) {
-            MONTHLY_VIEW -> bundle.putString(DAY_CODE, Formatter.getTodayCode(applicationContext))
+            DAILY_VIEW,  MONTHLY_VIEW -> bundle.putString(DAY_CODE, Formatter.getTodayCode(applicationContext))
             WEEKLY_VIEW -> bundle.putString(WEEK_START_DATE_TIME, getThisWeekDateTime())
         }
 
@@ -525,6 +526,7 @@ class MainActivity : SimpleActivity(), RefreshRecyclerViewListener {
     }
 
     private fun getFragmentsHolder() = when (config.storedView) {
+        DAILY_VIEW -> DayFragmentsHolder()
         MONTHLY_VIEW -> MonthFragmentsHolder()
         YEARLY_VIEW -> YearFragmentsHolder()
         EVENTS_LIST_VIEW -> EventListFragment()

app/src/main/kotlin/com/simplemobiletools/calendar/fragments/DayFragmentsHolder.kt

@@ -0,0 +1,107 @@
+package com.simplemobiletools.calendar.fragments
+
+import android.graphics.drawable.ColorDrawable
+import android.os.Bundle
+import android.support.v4.view.ViewPager
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import com.simplemobiletools.calendar.R
+import com.simplemobiletools.calendar.activities.MainActivity
+import com.simplemobiletools.calendar.adapters.MyDayPagerAdapter
+import com.simplemobiletools.calendar.extensions.config
+import com.simplemobiletools.calendar.helpers.DAY_CODE
+import com.simplemobiletools.calendar.helpers.Formatter
+import com.simplemobiletools.calendar.interfaces.NavigationListener
+import com.simplemobiletools.commons.views.MyViewPager
+import kotlinx.android.synthetic.main.fragment_days_holder.view.*
+import org.joda.time.DateTime
+import java.util.*
+
+class DayFragmentsHolder : MyFragmentHolder(), NavigationListener {
+    private val PREFILLED_DAYS = 121
+
+    private var viewPager: MyViewPager? = null
+    private var defaultDaylyPage = 0
+    private var todayDayCode = ""
+    private var currentDayCode = ""
+    private var isGoToTodayVisible = false
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        currentDayCode = arguments?.getString(DAY_CODE) ?: ""
+        todayDayCode = Formatter.getTodayCode(context!!)
+    }
+
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
+        val view = inflater.inflate(R.layout.fragment_days_holder, container, false)
+        view.background = ColorDrawable(context!!.config.backgroundColor)
+        viewPager = view.fragment_days_viewpager
+        setupFragment()
+        return view
+    }
+
+    private fun setupFragment() {
+        val codes = getDays(currentDayCode)
+        val dailyAdapter = MyDayPagerAdapter(activity!!.supportFragmentManager, codes, this)
+        defaultDaylyPage = codes.size / 2
+
+        viewPager!!.apply {
+            adapter = dailyAdapter
+            addOnPageChangeListener(object : ViewPager.OnPageChangeListener {
+                override fun onPageScrollStateChanged(state: Int) {
+                }
+
+                override fun onPageScrolled(position: Int, positionOffset: Float, positionOffsetPixels: Int) {
+                }
+
+                override fun onPageSelected(position: Int) {
+                    currentDayCode = codes[position]
+                    val shouldGoToTodayBeVisible = shouldGoToTodayBeVisible()
+                    if (isGoToTodayVisible != shouldGoToTodayBeVisible) {
+                        (activity as? MainActivity)?.toggleGoToTodayVisibility(shouldGoToTodayBeVisible)
+                        isGoToTodayVisible = shouldGoToTodayBeVisible
+                    }
+                }
+            })
+            currentItem = defaultDaylyPage
+        }
+    }
+
+    private fun getDays(code: String): List<String> {
+        val days = ArrayList<String>(PREFILLED_DAYS)
+        val today = Formatter.getDateTimeFromCode(code)
+        for (i in -PREFILLED_DAYS / 2..PREFILLED_DAYS / 2) {
+            days.add(Formatter.getDayCodeFromDateTime(today.plusDays(i)))
+        }
+        return days
+    }
+
+    override fun goLeft() {
+        viewPager!!.currentItem = viewPager!!.currentItem - 1
+    }
+
+    override fun goRight() {
+        viewPager!!.currentItem = viewPager!!.currentItem + 1
+    }
+
+    override fun goToDateTime(dateTime: DateTime) {
+        currentDayCode = Formatter.getDayCodeFromDateTime(dateTime)
+        setupFragment()
+    }
+
+    override fun goToToday() {
+        currentDayCode = todayDayCode
+        setupFragment()
+    }
+
+    override fun refreshEvents() {
+        setupFragment()
+    }
+
+    override fun shouldGoToTodayBeVisible() = currentDayCode != todayDayCode
+
+    override fun updateActionBarTitle() {
+        (activity as MainActivity).supportActionBar?.title = getString(R.string.app_launcher_name)
+    }
+}

app/src/main/kotlin/com/simplemobiletools/calendar/helpers/Constants.kt

@@ -20,6 +20,7 @@ val MONTHLY_VIEW = 1
 val YEARLY_VIEW = 2
 val EVENTS_LIST_VIEW = 3
 val WEEKLY_VIEW = 4
+val DAILY_VIEW = 5
 
 val REMINDER_OFF = -1
 

app/src/main/res/layout/fragment_day.xml

@@ -4,7 +4,8 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:id="@+id/day_holder"
     android:layout_width="match_parent"
-    android:layout_height="wrap_content">
+    android:layout_height="wrap_content"
+    android:padding="@dimen/medium_margin">
 
     <include layout="@layout/top_navigation"/>
 

app/src/main/res/layout/fragment_days_holder.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.simplemobiletools.commons.views.MyViewPager
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/fragment_days_viewpager"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:clickable="true"
+    android:focusable="true"/>