saving prompt configs works

src/server/api/routers/promptVariants.router.ts

@@ -1,13 +1,68 @@
 import { z } from "zod";
 import { createTRPCRouter, publicProcedure, protectedProcedure } from "~/server/api/trpc";
 import { prisma } from "~/server/db";
+import { JSONSerializable, OpenAIChatConfig } from "~/server/types";
 
 export const promptVariantsRouter = createTRPCRouter({
   list: publicProcedure.input(z.object({ experimentId: z.string() })).query(async ({ input }) => {
     return await prisma.promptVariant.findMany({
       where: {
         experimentId: input.experimentId,
+        visible: true,
+      },
+      orderBy: {
+        sortIndex: "asc",
       },
     });
   }),
+
+  replaceWithConfig: publicProcedure
+    .input(
+      z.object({
+        id: z.string(),
+        config: z.string(),
+      })
+    )
+    .mutation(async ({ input }) => {
+      const existing = await prisma.promptVariant.findUnique({
+        where: {
+          id: input.id,
+        },
+      });
+
+      console.log("got existing", existing);
+      console.log("config", input.config);
+
+      let parsedConfig;
+      try {
+        parsedConfig = JSON.parse(input.config) as OpenAIChatConfig;
+      } catch (e) {
+        throw new Error(`Invalid JSON: ${(e as Error).message}`);
+      }
+
+      if (!existing) {
+        throw new Error(`Prompt Variant with id ${input.id} does not exist`);
+      }
+
+      // Create a duplicate with only the config changed
+      const newVariant = await prisma.promptVariant.create({
+        data: {
+          experimentId: existing.experimentId,
+          label: existing.label,
+          sortIndex: existing.sortIndex,
+          config: parsedConfig,
+        },
+      });
+
+      await prisma.promptVariant.update({
+        where: {
+          id: input.id,
+        },
+        data: {
+          visible: false,
+        },
+      });
+
+      return newVariant;
+    }),
 });