Added integration with backend to fetch skills feedback

src/pages/api/stats/[id]/export.tsx

@@ -22,6 +22,10 @@ import { ModuleScore } from "@/interfaces/module.scores";
 import qrcode from "qrcode";
 import { SkillExamDetails } from "@/exams/pdf/details/skill.exam";
 import { LevelExamDetails } from "@/exams/pdf/details/level.exam";
+import { calculateBandScore } from "@/utils/score";
+import axios from "axios";
+import { moduleLabels } from "@/utils/moduleUtils";
+
 const db = getFirestore(app);
 
 export default withIronSessionApiRoute(handler, sessionOptions);
@@ -115,6 +119,36 @@ const getFeedback = (module: Module) => {
   }
 };
 
+interface SkillsFeedbackRequest {
+  code: Module;
+  name: string;
+  grade: number;
+}
+
+interface SkillsFeedbackResponse extends SkillsFeedbackRequest {
+  evaluation: string;
+  suggestions: string;
+}
+
+const getSkillsFeedback = async (sections: SkillsFeedbackRequest[]) => {
+  try {
+    const backendRequest = await axios.post(
+      `${process.env.BACKEND_URL}/grading_summary`,
+      { sections },
+      {
+        headers: {
+          Authorization: `Bearer ${process.env.BACKEND_JWT}`,
+        },
+      }
+    );
+
+    return backendRequest.data?.sections;
+  } catch (err) {
+    console.log(err);
+    return null;
+  }
+};
+
 const generateQRCode = async (link: string) => {
   try {
     const qrCodeDataURL = await qrcode.toDataURL(link);
@@ -125,14 +159,18 @@ const generateQRCode = async (link: string) => {
   }
 };
 
-type RADIAL_PROGRESS_COLOR = 'laranja' | 'azul';
+type RADIAL_PROGRESS_COLOR = "laranja" | "azul";
 
-const getRadialProgressPNG = (color: RADIAL_PROGRESS_COLOR, score: number, total: number) => {
+const getRadialProgressPNG = (
+  color: RADIAL_PROGRESS_COLOR,
+  score: number,
+  total: number
+) => {
   const percent = (score / total) * 100;
   const remainder = percent % 10;
   const roundedPercent = percent - remainder;
   return `public/radial_progress/${color}_${roundedPercent}.png`;
-}
+};
 
 async function post(req: NextApiRequest, res: NextApiResponse) {
   if (req.session.user) {
@@ -163,37 +201,72 @@ async function post(req: NextApiRequest, res: NextApiResponse) {
       const user = docUser.data() as User;
 
       const stats = docsSnap.docs.map((d) => d.data());
-      const results = (stats.reduce((accm: ModuleScore[], { module, score }) => {
-        const fixedModuleStr = module[0].toUpperCase() + module.substring(1);
-        if (accm.find((e: ModuleScore) => e.module === fixedModuleStr)) {
-          return accm.map((e: ModuleScore) => {
-            if (e.module === fixedModuleStr) {
-              return {
-                ...e,
-                score: e.score + score.correct,
-                total: e.total + score.total,
-              };
-            }
+      const results = (
+        stats.reduce((accm: ModuleScore[], { module, score }) => {
+          const fixedModuleStr = module[0].toUpperCase() + module.substring(1);
+          if (accm.find((e: ModuleScore) => e.module === fixedModuleStr)) {
+            return accm.map((e: ModuleScore) => {
+              if (e.module === fixedModuleStr) {
+                return {
+                  ...e,
+                  score: e.score + score.correct,
+                  total: e.total + score.total,
+                };
+              }
 
-            return e;
-          });
-        }
+              return e;
+            });
+          }
 
-        return [
-          ...accm,
-          {
-            module: fixedModuleStr,
-            score: score.correct,
-            total: score.total,
-            feedback: getFeedback(module),
-          },
-        ];
-      }, []) as ModuleScore[]).map((moduleScore) => {
+          return [
+            ...accm,
+            {
+              module: fixedModuleStr,
+              score: score.correct,
+              total: score.total,
+              feedback: getFeedback(module),
+              code: module,
+            },
+          ];
+        }, []) as ModuleScore[]
+      ).map((moduleScore) => {
         const { score, total } = moduleScore;
+        const bandScore = calculateBandScore(
+          score,
+          total,
+          moduleScore.code as Module,
+          user.focus
+        );
+
         return {
           ...moduleScore,
-          png: getRadialProgressPNG('azul', score, total),
+          png: getRadialProgressPNG("azul", score, total),
+          bandScore,
+        };
+      });
+
+      const skillsFeedback =
+        (await getSkillsFeedback(
+          results.map(({ code, bandScore }) => ({
+            code,
+            name: moduleLabels[code],
+            grade: bandScore,
+          }))
+        )) || ([] as SkillsFeedbackResponse[]);
+
+      const finalResults = results.map((result) => {
+        const feedback = skillsFeedback.find(
+          (f: SkillsFeedbackResponse) => f.code === result.module
+        );
+
+        if (feedback) {
+          return {
+            ...result,
+            feedback: feedback?.evaluation + " " + feedback?.suggestions,
+          };
         }
+
+        return result;
       });
 
       const [stat] = stats as Stat[];
@@ -211,9 +284,9 @@ async function post(req: NextApiRequest, res: NextApiResponse) {
         module: "Overall",
         score: overallScore,
         total: overallTotal,
-        png: getRadialProgressPNG('laranja', overallScore, overallTotal),
+        png: getRadialProgressPNG("laranja", overallScore, overallTotal),
       } as ModuleScore;
-      const testDetails = [overallDetail, ...results];
+      const testDetails = [overallDetail, ...finalResults];
       const renderDetails = () => {
         if (stats[0].module === "level") {
           return <LevelExamDetails detail={overallDetail} />;