Feature/kpref time picker (#64)

* Init kpref time builder and open up other builders

* Enable self refresh

* Add readme

* Update changelog

* Update readme

6 files changed, 76 insertions, 4 deletions

diff --git a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/KPrefBinder.kt b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/KPrefBinder.kt
index 35821fd..637af03 100644
--- a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/KPrefBinder.kt
+++ b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/KPrefBinder.kt
@@ -102,5 +102,13 @@ class KPrefAdapterBuilder(val globalOptions: GlobalOptions) {
             .apply { builder() }))
 
     @KPrefMarker
+    fun timePicker(@StringRes title: Int,
+                   getter: (() -> Int),
+                   setter: ((value: Int) -> Unit),
+                   builder: KPrefTimePicker.KPrefTimeContract.() -> Unit = {})
+            = list.add(KPrefTimePicker(KPrefTimePicker.KPrefTimeBuilder(globalOptions, title, getter, setter)
+            .apply { builder() }))
+
+    @KPrefMarker
     val list: MutableList<KPrefItemCore> = mutableListOf()
 }
\ No newline at end of file
diff --git a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefColorPicker.kt b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefColorPicker.kt
index 315d67b..1950589 100644
--- a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefColorPicker.kt
+++ b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefColorPicker.kt
@@ -14,7 +14,7 @@ import ca.allanwang.kau.kpref.activity.R
  * ColorPicker preference
  * When a color is successfully selected in the dialog, it will be saved as an int
  */
-open class KPrefColorPicker(val builder: KPrefColorContract) : KPrefItemBase<Int>(builder) {
+open class KPrefColorPicker(open val builder: KPrefColorContract) : KPrefItemBase<Int>(builder) {
 
     override fun onPostBindView(viewHolder: ViewHolder, textColor: Int?, accentColor: Int?) {
         super.onPostBindView(viewHolder, textColor, accentColor)
diff --git a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefPlainText.kt b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefPlainText.kt
index b83df69..d2e49d8 100644
--- a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefPlainText.kt
+++ b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefPlainText.kt
@@ -12,7 +12,7 @@ import ca.allanwang.kau.kpref.activity.R
  * and when the preference is completely handled by the click
  *
  */
-open class KPrefPlainText(val builder: KPrefPlainTextBuilder) : KPrefItemBase<Unit>(builder) {
+open class KPrefPlainText(open val builder: KPrefPlainTextBuilder) : KPrefItemBase<Unit>(builder) {
 
     override fun defaultOnClick(itemView: View, innerContent: View?): Boolean {
         //nothing
diff --git a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefSubItems.kt b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefSubItems.kt
index 1bf0ffc..7c2979c 100644
--- a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefSubItems.kt
+++ b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefSubItems.kt
@@ -12,7 +12,7 @@ import ca.allanwang.kau.kpref.activity.R
  * When clicked, will navigate to a new set of preferences and add the old list to a stack
  *
  */
-open class KPrefSubItems(val builder: KPrefSubItemsContract) : KPrefItemCore(builder) {
+open class KPrefSubItems(open val builder: KPrefSubItemsContract) : KPrefItemCore(builder) {
 
     override fun onClick(itemView: View, innerContent: View?): Boolean {
         builder.globalOptions.showNextPrefs(builder.titleRes, builder.itemBuilder)
diff --git a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefText.kt b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefText.kt
index 45c9a5d..29dd007 100644
--- a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefText.kt
+++ b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefText.kt
@@ -14,7 +14,7 @@ import ca.allanwang.kau.utils.toast
  * This is still a generic preference
  *
  */
-open class KPrefText<T>(val builder: KPrefTextContract<T>) : KPrefItemBase<T>(builder) {
+open class KPrefText<T>(open val builder: KPrefTextContract<T>) : KPrefItemBase<T>(builder) {
 
     /**
      * Automatically reload on set
diff --git a/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefTimePicker.kt b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefTimePicker.kt
new file mode 100644
index 0000000..d4f854b
--- /dev/null
+++ b/kpref-activity/src/main/kotlin/ca/allanwang/kau/kpref/activity/items/KPrefTimePicker.kt
@@ -0,0 +1,64 @@
+package ca.allanwang.kau.kpref.activity.items
+
+import android.app.TimePickerDialog
+import android.view.View
+import android.widget.TimePicker
+import ca.allanwang.kau.kpref.activity.GlobalOptions
+import ca.allanwang.kau.kpref.activity.R
+import java.util.*
+
+/**
+ * Created by Allan Wang on 2017-06-14.
+ *
+ * Text preference
+ * Holds a textview to display data on the right
+ * This is still a generic preference
+ *
+ */
+open class KPrefTimePicker(override val builder: KPrefTimeContract) : KPrefText<Int>(builder) {
+
+    interface KPrefTimeContract : KPrefText.KPrefTextContract<Int> {
+        var use24HourFormat: Boolean
+    }
+
+    /**
+     * Default implementation of [KPrefTimeContract]
+     */
+    class KPrefTimeBuilder(
+            globalOptions: GlobalOptions,
+            titleRes: Int,
+            getter: () -> Int,
+            setter: (value: Int) -> Unit
+    ) : KPrefTimeContract, BaseContract<Int> by BaseBuilder<Int>(globalOptions, titleRes, getter, setter), TimePickerDialog.OnTimeSetListener {
+
+        override var use24HourFormat: Boolean = false
+
+        override fun onTimeSet(view: TimePicker, hourOfDay: Int, minute: Int) {
+            setter((hourOfDay to minute).mergeTime)
+            reloadSelf()
+        }
+
+        override var textGetter: (Int) -> String? = {
+            val (hour, min) = it.splitTime
+            if (use24HourFormat)
+                String.format(Locale.CANADA, "%d:%02d", hour, min)
+            else
+                String.format(Locale.CANADA, "%d:%02d %s", hour % 12, min, if (hour >= 12) "PM" else "AM")
+        }
+
+        override var onClick: ((itemView: View, innerContent: View?, item: KPrefItemBase<Int>) -> Boolean)? = { itemView, _, item ->
+            val (hour, min) = item.pref.splitTime
+            TimePickerDialog(itemView.context, this, hour, min, use24HourFormat).show()
+            true
+        }
+
+        private val Int.splitTime: Pair<Int, Int>
+            get() = Pair(this / 100, this % 100)
+
+        private val Pair<Int, Int>.mergeTime: Int
+            get() = first * 100 + second
+    }
+
+    override fun getType(): Int = R.id.kau_item_pref_time_picker
+
+}
\ No newline at end of file