Added ESUniqueNumericIdentifier() helper

ElfSundae · Jul 29, 2019 · d357cc0 · d357cc0
1 parent ee003cf
commit d357cc0
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Showing 5 changed files with 21 additions and 3 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 3.17.1 (2019-07-29)
+
+- Added `ESUniqueNumericIdentifier()` helper
+
 ## 3.17.0 (2019-07-29)
 
 - Moved `-[NSString UUIDString]` to `ESUUIDString()` helper

diff --git a/ESFramework.podspec b/ESFramework.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name        = 'ESFramework'
-  s.version     = '3.17.0'
+  s.version     = '3.17.1'
   s.license     = { :type => 'MIT', :file => 'LICENSE' }
   s.summary     = 'An efficient, small framework for iOS, macOS, watchOS, and tvOS.'
   s.homepage    = 'https://github.com/ElfSundae/ESFramework'

diff --git a/ESFramework/Core/ESHelpers.h b/ESFramework/Core/ESHelpers.h
@@ -64,6 +64,12 @@ FOUNDATION_EXPORT uint32_t ESRandomNumber(uint32_t min, uint32_t max);
  */
 FOUNDATION_EXPORT NSString *ESUUIDString(void);
 
+/**
+ * Generates a time based unique numeric identifier.
+ * e.g. "586063599884852".
+ */
+FOUNDATION_EXPORT NSString *ESUniqueNumericIdentifier(void);
+
 /**
  * Generates a random alphanumeric string that contains a-zA-Z0-9.
  */

diff --git a/ESFramework/Core/ESHelpers.m b/ESFramework/Core/ESHelpers.m
@@ -139,6 +139,14 @@ uint32_t ESRandomNumber(uint32_t min, uint32_t max)
     return [NSUUID UUID].UUIDString;
 }
 
+NSString *ESUniqueNumericIdentifier(void)
+{
+    NSTimeInterval time = NSDate.date.timeIntervalSinceReferenceDate;
+    NSUInteger seconds = (NSUInteger)time;
+    NSUInteger random = (NSUInteger)((time - seconds) * 1000000.0 + arc4random() % 100000);
+    return [NSString stringWithFormat:@"%lu%lu", (unsigned long)seconds, (unsigned long)random];
+}
+
 NSString * _Nullable ESRandomString(NSUInteger length)
 {
     static char charset[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";

diff --git a/Supporting Files/Info.plist b/Supporting Files/Info.plist
@@ -15,9 +15,9 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.17.0</string>
+	<string>3.17.1</string>
 	<key>CFBundleVersion</key>
-	<string>3.17.0</string>
+	<string>3.17.1</string>
 	<key>NSHumanReadableCopyright</key>
 	<string>Copyright © 2019 https://0x123.com All rights reserved.</string>
 </dict>