#362 - additional operators

src/utils/fieldWhenClause.ts

@@ -0,0 +1,69 @@
+import { Field, WhenOperator } from "../models";
+import { IMetadata } from "../panelWebView/components/Metadata";
+
+
+export const fieldWhenClause = (field: Field, parent: IMetadata): boolean => {
+  const when = field.when;
+  if (!when) {
+    return true;
+  }
+
+  const whenValue = parent[when.fieldRef];
+
+  switch (when.operator) {
+    case WhenOperator.equals:
+      if (whenValue !== when.value) {
+        return false;
+      }
+      break;
+    case WhenOperator.notEquals:
+      if (whenValue === when.value) {
+        return false;
+      }
+      break;
+    case WhenOperator.contains:
+      if ((typeof whenValue === "string" || whenValue instanceof Array) && !whenValue.includes(when.value)) {
+        return false;
+      }
+      break;
+    case WhenOperator.notContains:
+      if ((typeof whenValue === "string" || whenValue instanceof Array) && whenValue.includes(when.value)) {
+        return false;
+      }
+      break;
+    case WhenOperator.startsWith:
+      if (typeof whenValue === "string" && !whenValue.startsWith(when.value)) {
+        return false;
+      }
+      break;
+    case WhenOperator.endsWith:
+      if (typeof whenValue === "string" && !whenValue.endsWith(when.value)) {
+        return false;
+      }
+      break;
+    case WhenOperator.greaterThan:
+      if (typeof whenValue === "number" && whenValue <= when.value) {
+        return false;
+      }
+      break;
+    case WhenOperator.greaterThanOrEqual:
+      if (typeof whenValue === "number" && whenValue < when.value) {
+        return false;
+      }
+      break;
+    case WhenOperator.lessThan:
+      if (typeof whenValue === "number" && whenValue >= when.value) {
+        return false;
+      }
+      break;
+    case WhenOperator.lessThanOrEqual:
+      if (typeof whenValue === "number" && whenValue > when.value) {
+        return false;
+      }
+      break;
+    default:
+      break;
+  }
+
+  return true;
+}

src/utils/index.ts

@@ -1,5 +1,6 @@
 export * from './copyFileAsync';
 export * from './existsAsync';
+export * from './fieldWhenClause';
 export * from './mkdirAsync';
 export * from './readFileAsync';
 export * from './readdirAsync';