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137 lines
4.7 KiB
137 lines
4.7 KiB
package com.henninghall.date_picker;
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import android.text.format.DateFormat;
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import android.util.Log;
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import android.util.TimeUtils;
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import com.henninghall.date_picker.models.Mode;
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import com.henninghall.date_picker.models.Variant;
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import com.henninghall.date_picker.models.WheelType;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Calendar;
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import static com.henninghall.date_picker.models.Is24HourSource.*;
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public class DerivedData {
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private final State state;
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DerivedData(State state) {
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this.state = state;
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}
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public ArrayList<WheelType> getVisibleWheels() {
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ArrayList<WheelType> visibleWheels = new ArrayList<>();
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Mode mode = state.getMode();
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switch (mode){
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case datetime: {
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visibleWheels.add(WheelType.DAY);
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visibleWheels.add(WheelType.HOUR);
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visibleWheels.add(WheelType.MINUTE);
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break;
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}
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case time: {
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visibleWheels.add(WheelType.HOUR);
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visibleWheels.add(WheelType.MINUTE);
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break;
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}
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case date: {
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visibleWheels.add(WheelType.YEAR);
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visibleWheels.add(WheelType.MONTH);
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visibleWheels.add(WheelType.DATE);
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break;
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}
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}
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if((mode == Mode.time || mode == Mode.datetime) && state.derived.usesAmPm()){
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visibleWheels.add(WheelType.AM_PM);
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}
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return visibleWheels;
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}
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public ArrayList<WheelType> getOrderedVisibleWheels() {
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ArrayList<WheelType> orderedWheels = getOrderedWheels();
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ArrayList<WheelType> visibleWheels = getVisibleWheels();
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ArrayList<WheelType> visibleOrderedWheels = new ArrayList<>();
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for (WheelType wheel : orderedWheels){
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if(visibleWheels.contains(wheel)) visibleOrderedWheels.add(wheel);
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}
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return visibleOrderedWheels;
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}
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private ArrayList<WheelType> getOrderedWheels() {
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String dateTimePatternOld = LocaleUtils.getDateTimePattern(state.getLocale());
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String dateTimePattern = dateTimePatternOld.replaceAll("\\('(.+?)'\\)","\\${$1}")
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.replaceAll("'.+?'","")
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.replaceAll("\\$\\{(.+?)\\}","('$1')");
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ArrayList<WheelType> unorderedTypes = new ArrayList(Arrays.asList(WheelType.values()));
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ArrayList<WheelType> orderedWheels = new ArrayList<>();
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// Always put day wheel first
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unorderedTypes.remove(WheelType.DAY);
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orderedWheels.add(WheelType.DAY);
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for (char c: dateTimePattern.toCharArray()){
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try {
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WheelType wheelType = Utils.patternCharToWheelType(c);
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if (unorderedTypes.contains(wheelType)) {
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unorderedTypes.remove(wheelType);
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orderedWheels.add(wheelType);
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}
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} catch (Exception e) {
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// ignore unknown pattern chars that not correspond to any wheel type
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}
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}
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// If AM/PM wheel remains it means that the locale does not have AM/PM by default and it
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// should be put last.
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if(unorderedTypes.contains(WheelType.AM_PM)){
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unorderedTypes.remove(WheelType.AM_PM);
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orderedWheels.add(WheelType.AM_PM);
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}
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if(!unorderedTypes.isEmpty()) {
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Log.e(
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"RNDatePicker",
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unorderedTypes.size() + " wheel types cannot be ordered. Wheel type 0: " + unorderedTypes.get(0));
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}
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return orderedWheels;
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}
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public int getShownCount() {
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int DP_PER_SHOW_SHOW_COUNT = 35;
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int showCount = state.getHeight() / DP_PER_SHOW_SHOW_COUNT;
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int oddShowCount = showCount % 2 == 0 ? showCount + 1 : showCount;
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return oddShowCount;
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}
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public boolean hasNativeStyle() {
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return state.getVariant() == Variant.nativeAndroid;
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}
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public int getRootLayout() {
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switch (state.getVariant()){
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case nativeAndroid: return R.layout.native_picker;
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case iosClone: return R.layout.ios_clone;
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default: return R.layout.ios_clone;
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}
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}
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public boolean usesAmPm(){
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if(state.getIs24HourSource() == locale) return LocaleUtils.localeUsesAmPm(state.getLocale());
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return Utils.deviceUsesAmPm();
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}
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public boolean hasOnly2Wheels(){
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return state.getMode() == Mode.time && !usesAmPm();
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}
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public String getLastDate() {
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Calendar lastSelectedDate = state.getLastSelectedDate();
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String initialDate = state.getIsoDate();
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if(lastSelectedDate != null) return Utils.dateToIso(lastSelectedDate);
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return initialDate;
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}
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}
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