Backend Issues resolved

prisma/migrations/20240106082519_init/migration.sql

@@ -0,0 +1,220 @@
+-- CreateTable
+CREATE TABLE "user" (
+    "user_id" TEXT NOT NULL,
+    "email" TEXT NOT NULL,
+    "name" TEXT NOT NULL,
+
+    CONSTRAINT "user_pkey" PRIMARY KEY ("user_id")
+);
+
+-- CreateTable
+CREATE TABLE "subject" (
+    "id" SERIAL NOT NULL,
+    "code" TEXT NOT NULL,
+    "name" VARCHAR(255) NOT NULL,
+    "created_by_id" TEXT NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "subject_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "instructor" (
+    "id" SERIAL NOT NULL,
+    "name" VARCHAR(255) NOT NULL,
+    "created_by_id" TEXT NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "instructor_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "note" (
+    "id" SERIAL NOT NULL,
+    "title" VARCHAR(255) NOT NULL,
+    "url" VARCHAR(255) NOT NULL,
+    "subject_code" VARCHAR(255) NOT NULL,
+    "semester" VARCHAR(255) NOT NULL,
+    "instructor_id" INTEGER NOT NULL,
+    "branch" VARCHAR(255) NOT NULL,
+    "anonymous" BOOLEAN NOT NULL,
+    "created_by_id" TEXT NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "note_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "note_upvote" (
+    "id" SERIAL NOT NULL,
+    "user_id" TEXT NOT NULL,
+    "note_id" INTEGER NOT NULL,
+
+    CONSTRAINT "note_upvote_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "course" (
+    "id" SERIAL NOT NULL,
+    "title" VARCHAR(255) NOT NULL,
+    "instructor_id" INTEGER NOT NULL,
+    "code" VARCHAR(100) NOT NULL,
+    "anonymous" BOOLEAN NOT NULL,
+    "created_by_id" TEXT NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "course_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "course_review" (
+    "id" SERIAL NOT NULL,
+    "user_id" TEXT NOT NULL,
+    "course_id" INTEGER NOT NULL,
+    "rating" DOUBLE PRECISION NOT NULL DEFAULT 0.0,
+    "comment" TEXT NOT NULL,
+    "anonymous" BOOLEAN NOT NULL,
+
+    CONSTRAINT "course_review_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "course_review_upvote" (
+    "id" SERIAL NOT NULL,
+    "user_id" TEXT NOT NULL,
+    "course_review_id" INTEGER NOT NULL,
+
+    CONSTRAINT "course_review_upvote_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "pyq" (
+    "id" SERIAL NOT NULL,
+    "title" VARCHAR(255) NOT NULL,
+    "url" VARCHAR(255) NOT NULL,
+    "subject_code" VARCHAR(255) NOT NULL,
+    "branch" VARCHAR(255) NOT NULL,
+    "semester" VARCHAR(100) NOT NULL,
+    "instructor_id" INTEGER NOT NULL,
+    "anonymous" BOOLEAN NOT NULL,
+    "created_by_id" TEXT NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "pyq_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "pyq_upvote" (
+    "id" SERIAL NOT NULL,
+    "user_id" TEXT NOT NULL,
+    "pyq_id" INTEGER NOT NULL,
+
+    CONSTRAINT "pyq_upvote_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "user_email_key" ON "user"("email");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "subject_id_key" ON "subject"("id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "subject_code_key" ON "subject"("code");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "instructor_id_key" ON "instructor"("id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "note_id_key" ON "note"("id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "note_upvote_id_key" ON "note_upvote"("id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "note_upvote_user_id_note_id_key" ON "note_upvote"("user_id", "note_id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "course_id_key" ON "course"("id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "course_instructor_id_code_key" ON "course"("instructor_id", "code");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "course_review_id_key" ON "course_review"("id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "course_review_user_id_course_id_key" ON "course_review"("user_id", "course_id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "course_review_upvote_id_key" ON "course_review_upvote"("id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "course_review_upvote_user_id_course_review_id_key" ON "course_review_upvote"("user_id", "course_review_id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "pyq_id_key" ON "pyq"("id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "pyq_upvote_id_key" ON "pyq_upvote"("id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "pyq_upvote_user_id_pyq_id_key" ON "pyq_upvote"("user_id", "pyq_id");
+
+-- AddForeignKey
+ALTER TABLE "subject" ADD CONSTRAINT "subject_created_by_id_fkey" FOREIGN KEY ("created_by_id") REFERENCES "user"("user_id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "instructor" ADD CONSTRAINT "instructor_created_by_id_fkey" FOREIGN KEY ("created_by_id") REFERENCES "user"("user_id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "note" ADD CONSTRAINT "note_subject_code_fkey" FOREIGN KEY ("subject_code") REFERENCES "subject"("code") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "note" ADD CONSTRAINT "note_instructor_id_fkey" FOREIGN KEY ("instructor_id") REFERENCES "instructor"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "note" ADD CONSTRAINT "note_created_by_id_fkey" FOREIGN KEY ("created_by_id") REFERENCES "user"("user_id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "note_upvote" ADD CONSTRAINT "note_upvote_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "user"("user_id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "note_upvote" ADD CONSTRAINT "note_upvote_note_id_fkey" FOREIGN KEY ("note_id") REFERENCES "note"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "course" ADD CONSTRAINT "course_instructor_id_fkey" FOREIGN KEY ("instructor_id") REFERENCES "instructor"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "course" ADD CONSTRAINT "course_created_by_id_fkey" FOREIGN KEY ("created_by_id") REFERENCES "user"("user_id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "course_review" ADD CONSTRAINT "course_review_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "user"("user_id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "course_review" ADD CONSTRAINT "course_review_course_id_fkey" FOREIGN KEY ("course_id") REFERENCES "course"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "course_review_upvote" ADD CONSTRAINT "course_review_upvote_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "user"("user_id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "course_review_upvote" ADD CONSTRAINT "course_review_upvote_course_review_id_fkey" FOREIGN KEY ("course_review_id") REFERENCES "course_review"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "pyq" ADD CONSTRAINT "pyq_subject_code_fkey" FOREIGN KEY ("subject_code") REFERENCES "subject"("code") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "pyq" ADD CONSTRAINT "pyq_instructor_id_fkey" FOREIGN KEY ("instructor_id") REFERENCES "instructor"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "pyq" ADD CONSTRAINT "pyq_created_by_id_fkey" FOREIGN KEY ("created_by_id") REFERENCES "user"("user_id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "pyq_upvote" ADD CONSTRAINT "pyq_upvote_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "user"("user_id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "pyq_upvote" ADD CONSTRAINT "pyq_upvote_pyq_id_fkey" FOREIGN KEY ("pyq_id") REFERENCES "pyq"("id") ON DELETE CASCADE ON UPDATE CASCADE;

prisma/migrations/migration_lock.toml

@@ -0,0 +1,3 @@
+# Please do not edit this file manually
+# It should be added in your version-control system (i.e. Git)
+provider = "postgresql"

src/components/Notes/Table.tsx

@@ -305,9 +305,8 @@ export const Table: FC<{
     const data = useMemo(
         () =>
             isDataFetching
-                ? Array(8).fill({})
-                : notes &&
-                  notes.map((note: any, index) => {
+            ? Array(8).fill({})
+            : (notes || []).map((note: any, index) => {
                       return {
                           sno: `${index + 1}.`,
                           id: note.id,
@@ -341,7 +340,7 @@ export const Table: FC<{
         prepareRow,
         preGlobalFilteredRows,
         setGlobalFilter,
-    } = useTable({ columns, data }, useFilters, useGlobalFilter, useSortBy)
+    } = useTable({ columns, data:data || [] }, useFilters, useGlobalFilter, useSortBy)
 
     //? effects
     useEffect(() => {
@@ -354,7 +353,7 @@ export const Table: FC<{
         }
     }, [loading, setHiddenColumns, user])
 
-    return isDataFetching || notes.length ? (
+    return isDataFetching || (notes && notes.length) ? (
         <div className="flex flex-col space-y-2 w-full">
             <GlobalFilter
                 preGlobalFilteredRows={preGlobalFilteredRows}

src/components/PYQs/Table.tsx

@@ -298,9 +298,8 @@ export const Table: FC<{
     const data = useMemo(
         () =>
             isDataFetching
-                ? Array(8).fill({})
-                : pyqs &&
-                  pyqs.map((pyq: any, index) => {
+            ? Array(8).fill({})
+            : (pyqs || []).map((pyq: any, index) => {
                       return {
                           sno: `${index + 1}.`,
                           id: pyq.id,
@@ -347,7 +346,7 @@ export const Table: FC<{
         }
     }, [loading, setHiddenColumns, user])
 
-    return isDataFetching || pyqs.length ? (
+    return isDataFetching || (pyqs && pyqs.length) ? (
         <div className="flex flex-col space-y-2 w-full">
             <GlobalFilter
                 preGlobalFilteredRows={preGlobalFilteredRows}

src/contexts/auth.tsx

@@ -83,10 +83,10 @@ export const AuthProvider = ({ children }: any) => {
                     setPhotoURL(picture)
                     setDisplayName(name)
                 }
-            } catch (err: any) {
-                if (err.response.data.err.code === 'auth/id-token-expired') {
-                    cookies.remove('accessToken')
-                    setUser(null)
+            } catch (err:any) {
+                if (err.response && err.response.data && err.response.data.err && err.response.data.err.code === 'auth/id-token-expired') {
+                    cookies.remove('accessToken');
+                    setUser(null);
                     delete api.defaults.headers.Authorization
                 }
             }

src/pages/courses/index.tsx

@@ -172,7 +172,7 @@ export default function Courses() {
                                     </div>
                                 )
                             })
-                    ) : courses.length ? (
+                    ) : (courses && courses.length) ? (
                         courses
                             .filter((course: any) => {
                                 const regex = new RegExp(searchInput, 'i')