more code refactor to colocate feature code

src/features/local/assignments/assignmentRouter.ts

@@ -1,8 +1,15 @@
 import publicProcedure from "../../../services/serverFunctions/publicProcedure";
 import { z } from "zod";
 import { router } from "../../../services/serverFunctions/trpcSetup";
-import { fileStorageService } from "@/features/local/utils/fileStorageService";
-import { zodLocalAssignment } from "@/features/local/assignments/models/localAssignment";
+import {
+  LocalAssignment,
+  zodLocalAssignment,
+} from "@/features/local/assignments/models/localAssignment";
+import path from "path";
+import { getCoursePathByName } from "../globalSettings/globalSettingsFileStorageService";
+import { promises as fs } from "fs";
+import { courseItemFileStorageService } from "../course/courseItemFileStorageService";
+import { assignmentMarkdownSerializer } from "./models/utils/assignmentMarkdownSerializer";
 
 export const assignmentRouter = router({
   getAssignment: publicProcedure
@@ -14,13 +21,12 @@ export const assignmentRouter = router({
       })
     )
     .query(async ({ input: { courseName, moduleName, assignmentName } }) => {
-      const assignment = await fileStorageService.assignments.getAssignment(
+      return await courseItemFileStorageService.getItem({
         courseName,
         moduleName,
-        assignmentName
-      );
-      // console.log(assignment);
-      return assignment;
+        name: assignmentName,
+        type: "Assignment",
+      });
     }),
   getAllAssignments: publicProcedure
     .input(
@@ -30,10 +36,11 @@ export const assignmentRouter = router({
       })
     )
     .query(async ({ input: { courseName, moduleName } }) => {
-      const assignments = await fileStorageService.assignments.getAssignments(
+      const assignments = await courseItemFileStorageService.getItems({
         courseName,
-        moduleName
-      );
+        moduleName,
+        type: "Assignment",
+      });
       return assignments;
     }),
   createAssignment: publicProcedure
@@ -49,7 +56,7 @@ export const assignmentRouter = router({
       async ({
         input: { courseName, moduleName, assignmentName, assignment },
       }) => {
-        await fileStorageService.assignments.updateOrCreateAssignment({
+        await updateOrCreateAssignmentFile({
           courseName,
           moduleName,
           assignmentName,
@@ -79,7 +86,7 @@ export const assignmentRouter = router({
           previousAssignmentName,
         },
       }) => {
-        await fileStorageService.assignments.updateOrCreateAssignment({
+        await updateOrCreateAssignmentFile({
           courseName,
           moduleName,
           assignmentName,
@@ -90,7 +97,7 @@ export const assignmentRouter = router({
           assignmentName !== previousAssignmentName ||
           moduleName !== previousModuleName
         ) {
-          await fileStorageService.assignments.delete({
+          await deleteAssignment({
             courseName,
             moduleName: previousModuleName,
             assignmentName: previousAssignmentName,
@@ -107,10 +114,59 @@ export const assignmentRouter = router({
       })
     )
     .mutation(async ({ input: { courseName, moduleName, assignmentName } }) => {
-      await fileStorageService.assignments.delete({
+      await deleteAssignment({
         courseName,
         moduleName,
         assignmentName,
       });
     }),
 });
+
+export async function updateOrCreateAssignmentFile({
+  courseName,
+  moduleName,
+  assignmentName,
+  assignment,
+}: {
+  courseName: string;
+  moduleName: string;
+  assignmentName: string;
+  assignment: LocalAssignment;
+}) {
+  const courseDirectory = await getCoursePathByName(courseName);
+  const folder = path.join(courseDirectory, moduleName, "assignments");
+  await fs.mkdir(folder, { recursive: true });
+
+  const filePath = path.join(
+    courseDirectory,
+    moduleName,
+    "assignments",
+    assignmentName + ".md"
+  );
+
+  const assignmentMarkdown =
+    assignmentMarkdownSerializer.toMarkdown(assignment);
+  console.log(`Saving assignment ${filePath}`);
+
+  await fs.writeFile(filePath, assignmentMarkdown);
+}
+
+async function deleteAssignment({
+  courseName,
+  moduleName,
+  assignmentName,
+}: {
+  courseName: string;
+  moduleName: string;
+  assignmentName: string;
+}) {
+  const courseDirectory = await getCoursePathByName(courseName);
+  const filePath = path.join(
+    courseDirectory,
+    moduleName,
+    "assignments",
+    assignmentName + ".md"
+  );
+  console.log("removing assignment", filePath);
+  await fs.unlink(filePath);
+}