From 2b24027b16d658f0e0a3b370ade340a0c0f1ee18 Mon Sep 17 00:00:00 2001
From: Craig Raw <craigraw@gmail.com>
Date: Wed, 24 Mar 2021 08:36:50 +0200
Subject: [PATCH] add percent complete to legacyurdecoder, bump to 1.5.3

---
 README.md                                      |  2 +-
 build.gradle                                   |  2 +-
 .../hummingbird/LegacyURDecoder.java           | 18 ++++++++++++++++++
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index d2724b5..32eb48f 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ It contains both the classes to represent a UR, and a UR encoder and decoder to
 Hummingbird is hosted in Maven Central and can be added as a dependency with the following:
 
 ```
-implementation('com.sparrowwallet:hummingbird:1.5.2')
+implementation('com.sparrowwallet:hummingbird:1.5.3')
 ```
 
 ## Usage
diff --git a/build.gradle b/build.gradle
index 772365d..f3cec5b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -16,7 +16,7 @@ apply plugin: 'com.bmuschko.nexus'
 
 archivesBaseName = 'hummingbird'
 group 'com.sparrowwallet'
-version '1.5.2'
+version '1.5.3'
 
 repositories {
     mavenCentral()
diff --git a/src/main/java/com/sparrowwallet/hummingbird/LegacyURDecoder.java b/src/main/java/com/sparrowwallet/hummingbird/LegacyURDecoder.java
index 5221e81..51fcf68 100644
--- a/src/main/java/com/sparrowwallet/hummingbird/LegacyURDecoder.java
+++ b/src/main/java/com/sparrowwallet/hummingbird/LegacyURDecoder.java
@@ -27,6 +27,24 @@ public class LegacyURDecoder {
         return true;
     }
 
+    public double getPercentComplete() {
+        if(fragments.isEmpty()) {
+            return 0d;
+        }
+
+        String fragment = fragments.iterator().next();
+        String[] components = fragment.split("/");
+        if(components.length > 3) {
+            int[] sequence = checkAndGetSequence(components[1]);
+            int total = sequence[1];
+            if(total > 0 && fragments.size() <= total) {
+                return (double)fragments.size() / total;
+            }
+        }
+
+        return 1d;
+    }
+
     public static boolean isLegacyURFragment(String fragment) {
         String[] components = fragment.split("/");