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import { experimental_trpcMiddleware, TRPCError } from "@trpc/server";
import { and, eq } from "drizzle-orm";
import { z } from "zod";
import { rssFeedsTable } from "@hoarder/db/schema";
import { FeedQueue } from "@hoarder/shared/queues";
import {
zFeedSchema,
zNewFeedSchema,
zUpdateFeedSchema,
} from "@hoarder/shared/types/feeds";
import { authedProcedure, Context, router } from "../index";
export const ensureFeedOwnership = experimental_trpcMiddleware<{
ctx: Context;
input: { feedId: string };
}>().create(async (opts) => {
const feed = await opts.ctx.db.query.rssFeedsTable.findFirst({
where: eq(rssFeedsTable.id, opts.input.feedId),
columns: {
userId: true,
},
});
if (!opts.ctx.user) {
throw new TRPCError({
code: "UNAUTHORIZED",
message: "User is not authorized",
});
}
if (!feed) {
throw new TRPCError({
code: "NOT_FOUND",
message: "Feed not found",
});
}
if (feed.userId != opts.ctx.user.id) {
throw new TRPCError({
code: "FORBIDDEN",
message: "User is not allowed to access resource",
});
}
return opts.next();
});
export const feedsAppRouter = router({
create: authedProcedure
.input(zNewFeedSchema)
.output(zFeedSchema)
.mutation(async ({ input, ctx }) => {
const [feed] = await ctx.db
.insert(rssFeedsTable)
.values({
name: input.name,
url: input.url,
userId: ctx.user.id,
})
.returning();
return feed;
}),
update: authedProcedure
.input(zUpdateFeedSchema)
.output(zFeedSchema)
.use(ensureFeedOwnership)
.mutation(async ({ input, ctx }) => {
const feed = await ctx.db
.update(rssFeedsTable)
.set({
name: input.name,
url: input.url,
})
.where(
and(
eq(rssFeedsTable.userId, ctx.user.id),
eq(rssFeedsTable.id, input.feedId),
),
)
.returning();
if (feed.length == 0) {
throw new TRPCError({ code: "NOT_FOUND" });
}
return feed[0];
}),
get: authedProcedure
.input(
z.object({
feedId: z.string(),
}),
)
.output(zFeedSchema)
.use(ensureFeedOwnership)
.query(async ({ ctx, input }) => {
const feed = await ctx.db.query.rssFeedsTable.findFirst({
where: and(
eq(rssFeedsTable.userId, ctx.user.id),
eq(rssFeedsTable.id, input.feedId),
),
});
if (!feed) {
throw new TRPCError({ code: "NOT_FOUND" });
}
return feed;
}),
list: authedProcedure
.output(z.object({ feeds: z.array(zFeedSchema) }))
.query(async ({ ctx }) => {
const feeds = await ctx.db.query.rssFeedsTable.findMany({
where: eq(rssFeedsTable.userId, ctx.user.id),
});
return { feeds };
}),
delete: authedProcedure
.input(
z.object({
feedId: z.string(),
}),
)
.use(ensureFeedOwnership)
.mutation(async ({ input, ctx }) => {
const res = await ctx.db
.delete(rssFeedsTable)
.where(
and(
eq(rssFeedsTable.userId, ctx.user.id),
eq(rssFeedsTable.id, input.feedId),
),
);
if (res.changes == 0) {
throw new TRPCError({ code: "NOT_FOUND" });
}
}),
fetchNow: authedProcedure
.input(z.object({ feedId: z.string() }))
.use(ensureFeedOwnership)
.mutation(async ({ input }) => {
await FeedQueue.enqueue({
feedId: input.feedId,
});
}),
});
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