CourseCardUtils.java

package org.edx.mobile.util.images;

import android.content.Context;
import android.support.annotation.NonNull;
import android.text.TextUtils;
import android.text.format.DateUtils;

import org.edx.mobile.R;
import org.edx.mobile.course.CourseDetail;
import org.edx.mobile.model.api.CourseEntry;
import org.edx.mobile.model.api.StartType;
import org.edx.mobile.util.DateUtil;
import org.edx.mobile.util.ResourceUtil;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;

public enum CourseCardUtils {
    ;

    public static boolean isStarted(String start) {
        // check if "start" date has passed
        if (start == null)
            return false;

        Date startDate = DateUtil.convertToDate(start);
        Date today = new Date();
        return today.after(startDate);
    }

    public static boolean isEnded(String end) {
        // check if "end" date has passed
        if (end == null)
            return false;

        Date endDate = DateUtil.convertToDate(end);
        Date today = new Date();
        return today.after(endDate);
    }

    public static String getFormattedDate(Context context, String start, String end, StartType start_type, String start_display) {
        CharSequence formattedDate;
        if (isStarted(start)) {
            Date endDate = DateUtil.convertToDate(end);
            if (endDate == null) {
                return null;
            } else if (isEnded(end)) {
                formattedDate = ResourceUtil.getFormattedString(context.getResources(), R.string
                        .label_ended, "date", DateUtils.formatDateTime(context, endDate.getTime()
                        , DateUtils.FORMAT_NO_YEAR));
            } else {
                formattedDate = ResourceUtil.getFormattedString(context.getResources(), R.string
                        .label_ending, "date", DateUtils.formatDateTime(context, endDate.getTime
                        (), DateUtils.FORMAT_NO_YEAR));
            }
        } else {
            if (start_type == StartType.TIMESTAMP && !TextUtils.isEmpty(start)) {
                Date startDate = DateUtil.convertToDate(start);
                formattedDate = ResourceUtil.getFormattedString(context.getResources(), R.string
                        .label_starting, "date", DateUtils.formatDateTime(context, startDate
                        .getTime(), DateUtils.FORMAT_NO_YEAR));
            } else if (start_type == StartType.STRING && !TextUtils.isEmpty(start_display)) {
                formattedDate = ResourceUtil.getFormattedString(context.getResources(), R.string
                        .label_starting, "date", start_display);

            } else {
                formattedDate = ResourceUtil.getFormattedString(context.getResources(), R.string
                        .label_starting, "date", context.getString(R.string.assessment_soon));
            }
        }

        return formattedDate.toString().toUpperCase();
    }

    public static String getFormattedDate(@NonNull Context context, @NonNull CourseEntry course) {
        return CourseCardUtils.getFormattedDate(
                context,
                course.getStart(),
                course.getEnd(),
                course.getStartType(),
                course.getStartDisplay());
    }

    public static String getFormattedDate(@NonNull Context context, @NonNull CourseDetail course) {
        return CourseCardUtils.getFormattedDate(
                context,
                course.start,
                course.end,
                course.start_type,
                course.start_display);
    }

    public static String getDescription(String org, String number, String formattedStartDate) {
        List<CharSequence> sections = new ArrayList<>();

        if (!TextUtils.isEmpty(org)) {
            sections.add(org);
        }

        if (!TextUtils.isEmpty(number)) {
            sections.add(number);
        }

        if (null != formattedStartDate) {
            sections.add(formattedStartDate);
        }

        return TextUtils.join(" | ", sections);
    }
}