Fisrt commit

2024-07-04 21:29:26 +03:00
commit 5b197dfab8
9 changed files with 311 additions and 0 deletions
@@ -0,0 +1,75 @@
+package repository
+
+import (
+	"Zadanie3VaytsuApi/main/models"
+	"context"
+	"fmt"
+	"log"
+)
+
+func (repo *PGrepo) GetEquipment(offset int, limit int) ([]models.Equipment, error) {
+	rows, err := repo.pool.Query(context.Background(), "select * from Equipment LIMIT $1 OFFSET $2", limit, offset)
+	if err != nil {
+		log.Fatal(err)
+		return nil, err
+	}
+	defer rows.Close()
+	var equipments []models.Equipment
+	for rows.Next() {
+		equipment := models.Equipment{}
+		err := rows.Scan(&equipment.GUID, &equipment.InventoryNumber, &equipment.Name, &equipment.OwnerId, &equipment.ReceiptDate,
+			&equipment.LifeTime)
+
+		if err != nil {
+			fmt.Println(err)
+			continue
+		}
+
+		equipments = append(equipments, equipment)
+	}
+	return equipments, nil
+}
+func (repo *PGrepo) GetEquipmentWithInventoryNumber(offset int, limit int, number int) ([]models.Equipment, error) {
+	rows, err := repo.pool.Query(context.Background(), "select * from Equipment WHERE inventoryNumber = $3 LIMIT $1 OFFSET $2", limit, offset, number)
+	if err != nil {
+		log.Fatal(err)
+		return nil, err
+	}
+	defer rows.Close()
+	var equipments []models.Equipment
+	for rows.Next() {
+		equipment := models.Equipment{}
+		err := rows.Scan(&equipment.GUID, &equipment.InventoryNumber, &equipment.Name, &equipment.OwnerId, &equipment.ReceiptDate,
+			&equipment.LifeTime)
+
+		if err != nil {
+			fmt.Println(err)
+			continue
+		}
+
+		equipments = append(equipments, equipment)
+	}
+	return equipments, nil
+}
+func (repo *PGrepo) GetEquipmentWithOwnerId(offset int, limit int, ownerid int) ([]models.Equipment, error) {
+	rows, err := repo.pool.Query(context.Background(), "select * from Equipment WHERE OwnerId = $3 LIMIT $1 OFFSET $2", limit, offset, ownerid)
+	if err != nil {
+		log.Fatal(err)
+		return nil, err
+	}
+	defer rows.Close()
+	var equipments []models.Equipment
+	for rows.Next() {
+		equipment := models.Equipment{}
+		err := rows.Scan(&equipment.GUID, &equipment.InventoryNumber, &equipment.Name, &equipment.OwnerId, &equipment.ReceiptDate,
+			&equipment.LifeTime)
+
+		if err != nil {
+			fmt.Println(err)
+			continue
+		}
+
+		equipments = append(equipments, equipment)
+	}
+	return equipments, nil
+}
@@ -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
+}