feat. Google Cloud Storage Refactoring

@@ -3,12 +3,11 @@
 const User = require('../../models/user');
 const Profile = require('../../models/profile');
 const DoctorInfo = require('../../models/doctorInfo');
+const { uploadDoctorLicense } = require('../../util/GoogleCloudStorage');
 const Joi = require('joi');
 const jwt = require('jsonwebtoken');
 const axios = require('axios');
 
-const { Storage } = require('@google-cloud/storage');
-const GoogleStorageUrl = 'https://storage.googleapis.com/';
 
 exports.register = async(ctx) => {
     const { 
@@ -107,14 +106,6 @@ exports.doctorRegister = async ctx => {
 
     const { doctorInfoFile } = ctx.request.files;
 
-    const info = {
-        contact,
-        hospitalAddr,
-        hospitalNm,
-        doctorType,
-        doctorNm,
-        doctorLicense : '',
-    };
 
     const schema = Joi.object().keys({
         userId : Joi.string().email().max(50).required(),
@@ -160,6 +151,24 @@ exports.doctorRegister = async ctx => {
         };
         return;
     }
+    
+
+    const [fileName, filePath] = [doctorInfoFile.name, doctorInfoFile.path];
+    const doctorLicense = await uploadDoctorLicense({
+        userId,
+        fileName,
+        filePath,
+    });
+
+    const info = {
+        contact,
+        hospitalAddr,
+        hospitalNm,
+        doctorType,
+        doctorNm,
+        doctorLicense,
+    };
+    
 
     const doctor = new User({
         userId,
@@ -168,28 +177,15 @@ exports.doctorRegister = async ctx => {
     });
 
     await doctor.setPassword(password);
-    doctor.save();
 
+    const doctorInfo = new DoctorInfo({
+        doctorId : userId,
+        info,
+        useYn : 'W',
+    });    
 
-    const destination = userId + '_' + doctorInfoFile.name;
-    const storage = new Storage();
-    storage.bucket('doctor-info').upload(doctorInfoFile.path, {
-        destination,
-    }, (err, file, res) => {
-        if(err) console.log('Fail to upload Doctor License');
-        else {
-            info.doctorLicense = GoogleStorageUrl + `${res.bucket}/${res.name}`;
-            console.log('Success to Upload Doctor License!');
-        }
-
-        const doctorInfo = new DoctorInfo({
-            doctorId : userId,
-            info,
-            useYn : 'W',
-        });    
-
-        doctorInfo.save();
-    });
+    doctor.save();
+    doctorInfo.save();
     
     ctx.status = 201;
   

 const User = require('../../models/user');
 const DoctorInfo = require('../../models/doctorInfo');
 const jwt = require('jsonwebtoken');
-
-const { Storage } = require('@google-cloud/storage');
+const { viewDoctorLicense } = require('../../util/GoogleCloudStorage');
 
 
 /**
@@ -110,15 +109,10 @@ exports.getDoctorRegReqDetail = async ctx => {
             return;
         }
 
-        const fileName = doctorInfo.info.doctorLicense.split('/').pop();
-        const file = new Storage().bucket('doctor-info').file(fileName);
-        const option = {
-            version : 'v4',
-            expires : Date.now() + 1000 * 60 * 15,
-            action : 'read',
-        };
-
-        const [signedUrl] = file ? await file.getSignedUrl(option) : [''];
+        
+        const doctorLicense = await viewDoctorLicense({
+            doctorInfo
+        });
 
         ctx.status = 200;
         ctx.body = {
@@ -126,7 +120,7 @@ exports.getDoctorRegReqDetail = async ctx => {
                 ...doctorInfo._doc,
                 info : {
                     ...doctorInfo.info,
-                    doctorLicense : signedUrl,
+                    doctorLicense,
                 },
             }, 
         };

-const Bottle = require('../models/bottle');
 const BottleMedicine = require('../models/bottleMedicine');
 const TakeMedicineHist = require('../models/takeMedicineHistory');
 

+const { Storage } = require('@google-cloud/storage');
+
+const storage = new Storage();
+const GoogleStorageUrl = 'https://storage.googleapis.com/';
+
+
+//의사 아이디, 업로드할 파일명, 업로드할 파일 경로를 인자로 받아, File을 GCS에 업로드 후 GCS 주소를 반환
+exports.uploadDoctorLicense = async ({ userId, fileName, filePath }) => {
+    const destination = userId + '_' + fileName;
+    const result = await storage.bucket('doctor-info').upload(filePath, {
+        destination,
+    });
+
+    const doctorLicenseUrl = GoogleStorageUrl + `${result[0].bucket.id}/${result[0].name}`;
+
+    return doctorLicenseUrl;
+};
+
+//의사 정보를 인자로 받아 해당 Doctor License의 Signed URL을 반환
+exports.viewDoctorLicense = async ({ doctorInfo }) => {
+    const fileName = doctorInfo.info.doctorLicense.split('/').pop();
+    const file = new Storage().bucket('doctor-info').file(fileName);
+    const option = {
+        version : 'v4',
+        expires : Date.now() + 1000 * 60 * 15,
+        action : 'read',
+    };
+
+    const [signedUrl] = file ? await file.getSignedUrl(option) : [null];
+
+    return signedUrl;
+};
+
+//의사 ID, 약 ID, 복용량을 인자로 받아, QR Code를 생성
+exports.prescribeMedicine = async ({ doctorId, medicineId, dosage }) => {
+    //toDo
+};
\ No newline at end of file