Fixed filtering members by username on any platform (#580)

Author: Joan Reyero

backend/src/database/repositories/filters/queryParser.ts

@@ -215,8 +215,11 @@ class QueryParser {
     // {activityCount: {gt: 10}} (the value would be 10)
     let right = typeof value === 'object' ? value[Object.keys(value)[0]] : value
 
-    // handle textContains for literals
-    if (typeof value === 'object' && Object.keys(value)[0] === 'textContains') {
+    // handle textContains and jsonContains for literals
+    if (
+      (typeof value === 'object' && Object.keys(value)[0] === 'textContains') ||
+      Object.keys(value)[0] === 'jsonContains'
+    ) {
       op = Op.iLike
       right = `%${right}%`
     }

backend/src/database/repositories/memberRepository.ts

@@ -857,6 +857,7 @@ class MemberRepository {
         nestedFields: {
           ...dynamicAttributesDefaultNestedFields,
           reach: 'reach.total',
+          username: 'username.asString',
         },
         aggregators: {
           activityCount,
@@ -868,6 +869,7 @@ class MemberRepository {
           identities,
           ...dynamicAttributesPlatformNestedFields,
           'reach.total': Sequelize.literal(`("member".reach->'total')::int`),
+          'username.asString': Sequelize.literal(`CAST("member"."username" AS TEXT)`),
           ...SequelizeFilterUtils.getNativeTableFieldAggregations(
             [
               'id',