Added new end point, edited getEmails to be Async all and return 202 status code

src/main/java/com/safeqr/app/utils/AsyncConfig.java

@@ -0,0 +1,34 @@
+package com.safeqr.app.utils;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.scheduling.annotation.EnableAsync;
+import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
+import org.springframework.context.annotation.Bean;
+import java.util.concurrent.Executor;
+
+@Configuration
+@EnableAsync
+public class AsyncConfig {
+
+    @Bean(name = "taskExecutor")
+    public Executor taskExecutor() {
+        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
+
+        // Sets the number of core threads. These threads are always kept alive.
+        executor.setCorePoolSize(2);
+
+        // Sets the maximum number of threads that can be created by the pool.
+        executor.setMaxPoolSize(2);
+
+        // Sets the size of the queue to hold tasks before they are executed.
+        executor.setQueueCapacity(500);
+
+        // Sets the prefix for the names of the threads created by this pool.
+        executor.setThreadNamePrefix("GmailProcessing-");
+
+        // Initializes the executor to apply the configuration and make it ready to use.
+        executor.initialize();
+
+        return executor;
+    }
+}

src/main/java/com/safeqr/app/utils/DateParsingUtils.java

@@ -0,0 +1,42 @@
+package com.safeqr.app.utils;
+
+import java.time.OffsetDateTime;
+import java.time.format.DateTimeFormatter;
+import java.time.format.DateTimeFormatterBuilder;
+import java.time.temporal.ChronoField;
+import java.util.Locale;
+
+public class DateParsingUtils {
+
+    private DateParsingUtils() {
+        // private constructor to hide the implicit public one
+    }
+
+    private static final DateTimeFormatter INPUT_FORMATTER = new DateTimeFormatterBuilder()
+            .appendPattern("EEE, ")
+            .appendPattern("[ ]") // This makes a single space optional
+            .appendPattern("[ ]") // This allows for a second optional space
+            .appendValue(ChronoField.DAY_OF_MONTH, 1, 2, java.time.format.SignStyle.NOT_NEGATIVE)
+            .appendPattern(" MMM yyyy HH:mm:ss Z")
+            .toFormatter(Locale.ENGLISH);
+
+    private static final DateTimeFormatter OUTPUT_FORMATTER =
+            DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.SSS Z");
+
+    public static String parseAndFormatDate(String inputDate) {
+        try {
+            OffsetDateTime dateTime = OffsetDateTime.parse(inputDate, INPUT_FORMATTER);
+            return dateTime.format(OUTPUT_FORMATTER);
+        } catch (Exception e) {
+            throw new RuntimeException("Error parsing date: " + inputDate, e);
+        }
+    }
+
+    public static OffsetDateTime parseDate(String inputDate) {
+        try {
+            return OffsetDateTime.parse(inputDate, INPUT_FORMATTER);
+        } catch (Exception e) {
+            throw new RuntimeException("Error parsing date: " + inputDate, e);
+        }
+    }
+}