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rhai_engine/examples/loadscripts/scripts/math_utils.rhai

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+// Math utility functions for Tera templates
+
+// Format a number with commas as thousands separators
+fn format_number(num) {
+    let str = num.to_string();
+    let result = "";
+    let len = str.len;
+    
+    for i in 0..len {
+        if i > 0 && (len - i) % 3 == 0 {
+            result += ",";
+        }
+        result += str.substr(i, 1);
+    }
+    
+    result
+}
+
+// Calculate percentage
+fn percentage(value, total) {
+    if total == 0 {
+        return "0%";
+    }
+    
+    let pct = (value / total) * 100.0;
+    pct.round().to_string() + "%"
+}
+
+// Format currency
+fn currency(amount, symbol) {
+    symbol + format_number(amount.round(2))
+}