[Feature request] Ability to use array-contains in .where query (in API since July 19, 2018) #830

Author: EddyVerbruggen

src/firebase.android.ts

@@ -2490,6 +2490,8 @@ firebase.firestore.where = (collectionPath: string, fieldPath: string, opStr: fi
       query = query.whereGreaterThanOrEqualTo(fieldPath, firebase.toValue(value));
     } else if (opStr === ">") {
       query = query.whereGreaterThan(fieldPath, firebase.toValue(value));
+    } else if (opStr === "array-contains") {
+      // TODO
     } else {
       console.log("Illegal argument for opStr: " + opStr);
       return null;

src/firebase.d.ts

@@ -698,7 +698,7 @@ export namespace dynamicLinks {
 
 export namespace firestore {
   export type DocumentData = { [field: string]: any };
-  export type WhereFilterOp = '<' | '<=' | '==' | '>=' | '>';
+  export type WhereFilterOp = '<' | '<=' | '==' | '>=' | '>' | 'array-contains';
   export type OrderByDirection = 'desc' | 'asc';
 
   export interface GeoPoint {

src/firebase.ios.ts

@@ -2462,6 +2462,8 @@ firebase.firestore.where = (collectionPath: string, fieldPath: string, opStr: fi
       query = query.queryWhereFieldIsGreaterThanOrEqualTo(fieldPath, value);
     } else if (opStr === ">") {
       query = query.queryWhereFieldIsGreaterThan(fieldPath, value);
+    } else if (opStr === "array-contains") {
+      query = query.queryWhereFieldArrayContains(fieldPath, value);
     } else {
       console.log("Illegal argument for opStr: " + opStr);
       return null;