support for flags in eventLineup edit

src/lib/utils.js

@@ -150,7 +150,19 @@ exports.parsePositionLabel = (label) => {
         positionFlags: null
       }
     }
-    const positionLabelWithoutFlags= label.replace(/(.*?)\s\[(.*?)\]/, "$1")
-    const positionFlags = label.replace(/(.*?)\s\[(.*?)\]/, "$2")
+    const pattern = /(?<pos>[A-Z0-9]+)(?:\s\[(?<flags>.[A-z,]+)\])?/g
+    const {pos, flags} = pattern.exec(label)?.groups || {}
+    const positionLabelWithoutFlags= pos
+    const positionFlags = flags?.split(',').map(f=>f.trim()) || []
     return {positionLabelWithoutFlags, positionFlags}
-  }
+  }
+
+exports.compilePositionLabel = (label, flags) => {
+  if (flags == null || flags == '' || flags.lengh == 0) {
+    return label
+  }
+  else {
+    const flags_set = new Set(flags.split(',').map(s=>s.trim()))
+    return `${label} [${Array.from(flags_set).sort().join(',')}]`
+  }
+}