first commit

vyatsuAPI/repository/employees.go

@@ -0,0 +1,47 @@
+package repository
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"vyatsuAPIInventory/vyatsuAPI/models"
+)
+
+func (repo *PGrepo) GetEmployees(offset int, limit int) ([]models.Employee, error) {
+	rows, err := repo.pool.Query(context.Background(), "select * from employees LIMIT $1 OFFSET $2", limit, offset)
+	if err != nil {
+		log.Fatal(err)
+		return nil, err
+	}
+	defer rows.Close()
+	var employees []models.Employee
+	for rows.Next() {
+		e := models.Employee{}
+		err := rows.Scan(&e.ID, &e.Name, &e.Email, &e.Position, &e.PersonnelNumber)
+		if err != nil {
+			fmt.Println(err)
+			continue
+		}
+		employees = append(employees, e)
+	}
+	return employees, nil
+}
+func (repo *PGrepo) GetEmployeesWithFilterByPosition(offset int, limit int, position string) ([]models.Employee, error) {
+	rows, err := repo.pool.Query(context.Background(), "select * from employees where position = $3 LIMIT $1 OFFSET $2", limit, offset, position)
+	if err != nil {
+		log.Fatal(err)
+		return nil, err
+	}
+	defer rows.Close()
+	var employees []models.Employee
+	for rows.Next() {
+		e := models.Employee{}
+		err := rows.Scan(&e.ID, &e.Name, &e.Email, &e.Position, &e.PersonnelNumber)
+		if err != nil {
+			fmt.Println(err)
+			continue
+		}
+		employees = append(employees, e)
+	}
+	return employees, nil
+}

vyatsuAPI/repository/pgsql.go

@@ -0,0 +1,20 @@
+package repository
+
+import (
+	"context"
+	"github.com/jackc/pgx/v5/pgxpool"
+	"sync"
+)
+
+type PGrepo struct {
+	mu   sync.Mutex
+	pool *pgxpool.Pool
+}
+
+func New(connStr string) (*PGrepo, error) {
+	pool, err := pgxpool.New(context.Background(), connStr)
+	if err != nil {
+		panic(err)
+	}
+	return &PGrepo{mu: sync.Mutex{}, pool: pool}, nil
+}