feat: add queries to search for users by username and for parent posts based on content

convex/posts.ts

@@ -1,4 +1,4 @@
-import { PaginationResult, paginationOptsValidator } from 'convex/server';
+import { paginationOptsValidator } from 'convex/server';
 import { v } from 'convex/values';
 import { PostWithUserDto } from '../src/app/types';
 import { Id } from './_generated/dataModel';
@@ -206,7 +206,7 @@ export const getAllPostsWithUser = query({
 
 export const getAllPostsForFollowings = query({
   args: { paginationOpts: paginationOptsValidator },
-  handler: async (ctx, args): Promise<PaginationResult<PostWithUserDto>> => {
+  handler: async (ctx, args) => {
     const currentUser = await ctx.auth.getUserIdentity();
 
     if (currentUser === null) {
@@ -272,3 +272,13 @@ export const getAllPostsForFollowings = query({
     return { ...posts, page: postsWithUser };
   },
 });
+
+export const getPostsBySearchTerm = query({
+  args: { term: v.string(), paginationOpts: paginationOptsValidator },
+  handler: async (ctx, args) => {
+    return await ctx.db
+      .query('posts')
+      .withSearchIndex('search_by_content', q => q.search('content', args.term))
+      .paginate(args.paginationOpts);
+  },
+});

convex/schema.ts

@@ -34,14 +34,22 @@ export default defineSchema(
         created_at: v.number(),
         updated_at: v.number(),
       }),
-    }).index('by_clerk_id', ['clerkUser.id']),
+    })
+      .index('by_clerk_id', ['clerkUser.id'])
+      .searchIndex('search_by_username', {
+        searchField: 'clerkUser.username',
+      }),
     posts: defineTable({
       parentPostId: v.optional(v.id('posts')),
       userId: v.id('users'),
       content: v.array(v.string()),
     })
       .index('by_user_id', ['userId'])
-      .index('by_parent_id', ['parentPostId']),
+      .index('by_parent_id', ['parentPostId'])
+      .searchIndex('search_by_content', {
+        searchField: 'content',
+        filterFields: ['parentPostId'],
+      }),
     likes: defineTable({
       postId: v.id('posts'),
       userId: v.id('users'),

convex/users.ts

@@ -1,3 +1,4 @@
+import { paginationOptsValidator } from 'convex/server';
 import { v } from 'convex/values';
 import { UserDto } from './../src/app/types/index';
 import {
@@ -121,3 +122,15 @@ export const deleteUser = internalMutation({
     await ctx.db.delete(userRecord._id);
   },
 });
+
+export const getUsersBySearchTerm = query({
+  args: { term: v.string(), paginationOpts: paginationOptsValidator },
+  handler: async (ctx, args) => {
+    return await ctx.db
+      .query('users')
+      .withSearchIndex('search_by_username', q =>
+        q.search('clerkUser.username', args.term)
+      )
+      .paginate(args.paginationOpts);
+  },
+});