update

reference-rpc-endpoint.sh

@@ -1,19 +1,20 @@
 #!/bin/bash
 
 # Check if the script is provided with the correct number of arguments
-if [ $# -ne 2 ]; then
-    echo "Usage: $0 <id> <index>"
+if [ $# -lt 1 ] || [ $# -gt 2 ]; then
+    echo "Usage: $0 <id> [<index>]"
     exit 1
 fi
 
 # ID and index provided as arguments
 id="$1"
-index="$2"
+
+# Set index to 0 if not provided as the second argument
+index="${2:-0}"
 
 # Check if the JSON file exists
 json_file="reference-rpc-endpoint.json"
 if [ ! -f "$json_file" ]; then
-    echo "Error: JSON file '$json_file' not found."
     exit 1
 fi
 
@@ -22,7 +23,6 @@ object=$(jq --arg id "$id" '.[] | select(.id == ($id | tonumber))' "$json_file")
 
 # Check if the object exists
 if [ -z "$object" ]; then
-    echo "Error: Object with ID '$id' not found."
     exit 1
 fi
 
@@ -32,7 +32,7 @@ urls=$(echo "$object" | jq -r '.urls')
 # Check if the index is out of range
 num_urls=$(echo "$urls" | jq -r 'length')
 if [ "$index" -ge "$num_urls" ]; then
-    echo "Error: Index '$index' is out of range for ID '$id'."
+    #echo "Error: Index '$index' is out of range for ID '$id'."
     exit 1
 fi
 
@@ -40,4 +40,4 @@ fi
 url=$(echo "$urls" | jq -r ".[$index]")
 
 # Print the URL
-echo "URL at index '$index' for ID '$id': $url"
+echo "$url"