feat(*): add RAG support

frontend/src/lib/convex/ragConnections.ts

@@ -0,0 +1,102 @@
+import { v } from 'convex/values';
+import { mutation, query } from './_generated/server';
+
+export const connect = mutation({
+	args: {
+		userId: v.id('users'),
+		ragDatabaseId: v.id('ragDatabases'),
+		isGlobal: v.optional(v.boolean())
+	},
+	returns: v.id('ragConnections'),
+	handler: async (ctx, args) => {
+		const existing = await ctx.db
+			.query('ragConnections')
+			.withIndex('by_user_id_and_rag_database_id', (q) =>
+				q.eq('userId', args.userId).eq('ragDatabaseId', args.ragDatabaseId)
+			)
+			.unique();
+
+		if (existing) {
+			return existing._id;
+		}
+
+		return await ctx.db.insert('ragConnections', {
+			userId: args.userId,
+			ragDatabaseId: args.ragDatabaseId,
+			isGlobal: args.isGlobal ?? true,
+			createdAt: Date.now()
+		});
+	}
+});
+
+export const disconnect = mutation({
+	args: {
+		userId: v.id('users'),
+		ragDatabaseId: v.id('ragDatabases')
+	},
+	returns: v.boolean(),
+	handler: async (ctx, args) => {
+		const existing = await ctx.db
+			.query('ragConnections')
+			.withIndex('by_user_id_and_rag_database_id', (q) =>
+				q.eq('userId', args.userId).eq('ragDatabaseId', args.ragDatabaseId)
+			)
+			.unique();
+
+		if (!existing) {
+			return false;
+		}
+
+		await ctx.db.delete(existing._id);
+		return true;
+	}
+});
+
+export const getActiveForUser = query({
+	args: { userId: v.id('users') },
+	returns: v.array(
+		v.object({
+			_id: v.id('ragConnections'),
+			_creationTime: v.number(),
+			userId: v.id('users'),
+			ragDatabaseId: v.id('ragDatabases'),
+			isGlobal: v.boolean(),
+			createdAt: v.number()
+		})
+	),
+	handler: async (ctx, args) => {
+		return await ctx.db
+			.query('ragConnections')
+			.withIndex('by_user_id', (q) => q.eq('userId', args.userId))
+			.collect();
+	}
+});
+
+export const getByRagDatabaseId = query({
+	args: { ragDatabaseId: v.id('ragDatabases') },
+	returns: v.array(
+		v.object({
+			_id: v.id('ragConnections'),
+			_creationTime: v.number(),
+			userId: v.id('users'),
+			ragDatabaseId: v.id('ragDatabases'),
+			isGlobal: v.boolean(),
+			createdAt: v.number()
+		})
+	),
+	handler: async (ctx, args) => {
+		return await ctx.db
+			.query('ragConnections')
+			.withIndex('by_rag_database_id', (q) => q.eq('ragDatabaseId', args.ragDatabaseId))
+			.collect();
+	}
+});
+
+export const deleteConnection = mutation({
+	args: { connectionId: v.id('ragConnections') },
+	returns: v.null(),
+	handler: async (ctx, args) => {
+		await ctx.db.delete(args.connectionId);
+		return null;
+	}
+});