vinh/adding create csv file for salary payment

api/drawingcouseselling/pom.xml

@@ -62,6 +62,16 @@
 			<groupId>org.springframework.session</groupId>
 			<artifactId>spring-session-core</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>org.apache.poi</groupId>
+			<artifactId>poi</artifactId>
+			<version>5.0.0</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.poi</groupId>
+			<artifactId>poi-ooxml</artifactId>
+			<version>5.0.0</version>
+		</dependency>
 <!--		<dependency>-->
 <!--			<groupId>org.springframework.session</groupId>-->
 <!--			<artifactId>spring-session-jdbc</artifactId>-->

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/controller/SalaryController.java

@@ -5,10 +5,13 @@
 import com.group1.drawingcouseselling.service.JwtService;
 import com.group1.drawingcouseselling.service.SalaryService;
 import lombok.RequiredArgsConstructor;
+import org.springframework.http.ContentDisposition;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestHeader;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
+
+import java.math.BigDecimal;
 
 @RestController
 @RequiredArgsConstructor
@@ -20,4 +23,16 @@ public ResponseEntity<InstructorFinanceDto> getInstructorFinance(@RequestHeader(
         String email = jwtService.extractUserEmail(instructor.substring(7));
         return ResponseEntity.ok(salaryService.getInstructorFinance(email));
     }
+
+    @GetMapping("/salarys/exports")
+    public ResponseEntity<byte[]> getMonthPaymentCsv(@RequestParam Integer year,@RequestParam Integer month, @RequestHeader(value = "Authorization") String instructor){
+        HttpHeaders headers = new HttpHeaders();
+        String email = jwtService.extractUserEmail(instructor.substring(7));
+        headers.setContentType(MediaType.parseMediaType("text/csv"));
+        headers.setContentDisposition(ContentDisposition.builder("attachment").filename("salary_instructor.csv").build());
+        var data =  salaryService.getSalaryExcelOfMonths(month,year,email);
+        return ResponseEntity.ok()
+                .headers(headers)
+                .body(data);
+    }
 }

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/model/entity/Staff.java

@@ -10,7 +10,7 @@
 import java.math.BigDecimal;
 import java.sql.Date;
 
-@Entity(name = " staff")
+@Entity(name = "staff")
 @NoArgsConstructor(force = true)
 public class Staff implements Serializable {
     @Id

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/repository/SalaryRepository.java

@@ -7,6 +7,8 @@
 import org.springframework.stereotype.Repository;
 
 import java.math.BigDecimal;
+import java.sql.Date;
+import java.util.Collection;
 import java.util.Optional;
 
 @Repository
@@ -15,4 +17,8 @@ public interface SalaryRepository extends JpaRepository<Salary, BigDecimal> {
             "AND YEAR(s.salaryDate) = YEAR(CURRENT_DATE)" +
             " AND MONTH(s.salaryDate) = MONTH(CURRENT_DATE )")
     public Optional<Salary> getSalariesByInstructorID(@Param(value = "instructorID") BigDecimal instructorID);
+    @Query(value = "SELECT s FROM salary s WHERE " +
+            "YEAR(s.salaryDate) = YEAR(:salaryDate)" +
+            " AND MONTH(s.salaryDate) = MONTH(:salaryDate)")
+    public Collection<Salary> getSalariesByYearsAndMonth(@Param(value = "salaryDate")Date salaryDate);
 }

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/repository/StaffRepository.java

@@ -2,11 +2,15 @@
 
 import com.group1.drawingcouseselling.model.entity.Staff;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
 import java.math.BigDecimal;
+import java.util.Optional;
 
 @Repository
 public interface StaffRepository extends JpaRepository<Staff, BigDecimal> {
-
+    @Query(value = "SELECT s FROM staff s INNER JOIN account a ON a.id = s.account.id WHERE a.email = :email")
+    public Optional<Staff> getStaffByEmail(@Param(value = "email") String email);
 }

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/service/SalaryService.java

@@ -9,4 +9,5 @@ public interface SalaryService {
     public InstructorFinanceDto getInstructorFinance(String instructorEmail);
     public void updateSalary(String instructorEmail, BigDecimal income);
     public void updateSalary(Instructor instructorInfo, BigDecimal income);
+    public byte[] getSalaryExcelOfMonths(Integer month, Integer year, String staffEmail);
 }

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/service/StaffService.java

@@ -0,0 +1,7 @@
+package com.group1.drawingcouseselling.service;
+
+import com.group1.drawingcouseselling.model.entity.Staff;
+
+public interface StaffService {
+    public Staff searchStaffByEmail(String email);
+}

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/service/impl/SalaryServiceImpl.java

@@ -1,6 +1,7 @@
 package com.group1.drawingcouseselling.service.impl;
 
 import com.group1.drawingcouseselling.exception.EntityNotFoundException;
+import com.group1.drawingcouseselling.exception.SomethingWentWrongExceptions;
 import com.group1.drawingcouseselling.model.dto.CourseDto;
 import com.group1.drawingcouseselling.model.dto.InstructorFinanceDto;
 import com.group1.drawingcouseselling.model.entity.Instructor;
@@ -9,11 +10,18 @@
 import com.group1.drawingcouseselling.service.*;
 import lombok.RequiredArgsConstructor;
 import lombok.Value;
+import org.apache.poi.ss.usermodel.Row;
+import org.apache.poi.ss.usermodel.Sheet;
+import org.apache.poi.ss.usermodel.Workbook;
+import org.apache.poi.xssf.usermodel.XSSFWorkbook;
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
 import java.math.BigDecimal;
+import java.sql.Date;
 import java.time.LocalDate;
 
 @Service
@@ -23,6 +31,7 @@ public class SalaryServiceImpl implements SalaryService {
     private final InstructorService instructorService;
     private final CourseService courseService;
     private final MyLearningService myLearningService;
+    private final StaffService staffService;
     private final BigDecimal PROFIT_PERCENTAGE = new BigDecimal("0.9");
     @Scheduled(cron = "0 0 1 * * *")
     @Transactional
@@ -76,4 +85,45 @@ public void updateSalary(Instructor instructorInfo, BigDecimal income){
         salaryInfo.setAmount(salaryInfo.getAmount().add(income));
         salaryRepository.save(salaryInfo);
     }
-}
+    @Override
+    public byte[] getSalaryExcelOfMonths(Integer month, Integer year, String staffEmail){
+        var staff = staffService.searchStaffByEmail(staffEmail);
+        var date = Date.valueOf(LocalDate.of(year, month,1));
+        var salaryList = salaryRepository.getSalariesByYearsAndMonth(date);
+        try (Workbook workbook = new XSSFWorkbook()) {
+            Sheet sheet = workbook.createSheet("SalaryData");
+
+            Row headerRow = sheet.createRow(0);
+            headerRow.createCell(0).setCellValue("Email/Phone");
+            headerRow.createCell(1).setCellValue("Amount");
+            headerRow.createCell(2).setCellValue("Currency code");
+            headerRow.createCell(3).setCellValue("Reference ID (optional)");
+            headerRow.createCell(4).setCellValue("Note to recipient");
+            headerRow.createCell(5).setCellValue("Recipient wallet");
+            headerRow.createCell(6).setCellValue("Social Feed Privacy (optional)");
+            headerRow.createCell(7).setCellValue("Holler URL (deprecated)");
+            headerRow.createCell(8).setCellValue("Logo URL (optional)");
+
+            int rowNum = 1;
+            for (Salary salary : salaryList) {
+                Row row = sheet.createRow(rowNum++);
+                row.createCell(0).setCellValue(salary.getInstructor().getPaypalEmail());
+                row.createCell(1).setCellValue(salary.getAmount().doubleValue());
+                row.createCell(2).setCellValue(salary.getCurrency());
+                row.createCell(3).setCellValue("");
+                row.createCell(4).setCellValue("Here is your salary, " + salary.getInstructor().getFullName());
+                row.createCell(5).setCellValue(salary.getRecipientWallet());
+                row.createCell(6).setCellValue("PUBLIC");
+                row.createCell(7).setCellValue("");
+                row.createCell(8).setCellValue("");
+            }
+            try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
+                workbook.write(outputStream);
+                return outputStream.toByteArray();
+            }
+
+        } catch (IOException e) {
+            throw new SomethingWentWrongExceptions("Error when trying to export data to csv file");
+        }
+    }
+ }

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/service/impl/StaffServiceImpl.java

@@ -0,0 +1,20 @@
+package com.group1.drawingcouseselling.service.impl;
+
+import com.group1.drawingcouseselling.exception.UserNotFoundException;
+import com.group1.drawingcouseselling.model.entity.Staff;
+import com.group1.drawingcouseselling.repository.StaffRepository;
+import com.group1.drawingcouseselling.service.StaffService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.util.Optional;
+
+@Service
+@RequiredArgsConstructor
+public class StaffServiceImpl implements StaffService {
+    private final StaffRepository staffRepository;
+    @Override
+    public Staff searchStaffByEmail(String email){
+        return staffRepository.getStaffByEmail(email).orElseThrow(() ->new UserNotFoundException("Not found this staff"));
+    }
+}