|
| 1 | +package main |
| 2 | + |
| 3 | +import ( |
| 4 | + "log" |
| 5 | + |
| 6 | + "github.com/google/uuid" |
| 7 | + "gorm.io/driver/postgres" |
| 8 | + "gorm.io/gorm" |
| 9 | +) |
| 10 | + |
| 11 | +// TODO: Create a struct for Item here |
| 12 | + |
| 13 | +var DB *gorm.DB |
| 14 | + |
| 15 | +// initDatabase initializes the database connection |
| 16 | +func initDatabase() { |
| 17 | + var err error |
| 18 | + // TODO: Add your PostgreSQL connection string here (dsn) to connect to your database |
| 19 | + |
| 20 | + DB, err = gorm.Open(postgres.Open(dsn), &gorm.Config{}) |
| 21 | + if err != nil { |
| 22 | + log.Fatal("Failed to connect to the database!", err) |
| 23 | + } |
| 24 | + |
| 25 | + DB.AutoMigrate(&Item{}) |
| 26 | + seedDatabase() |
| 27 | +} |
| 28 | + |
| 29 | +// seedDatabase will seed the database with 20 default items |
| 30 | +func seedDatabase() { |
| 31 | + var count int64 |
| 32 | + DB.Model(&Item{}).Count(&count) |
| 33 | + if count == 0 { |
| 34 | + items := []Item{ |
| 35 | + {ID: uuid.New().String(), Name: "Laptop", Stock: 10, Price: 999.99}, |
| 36 | + {ID: uuid.New().String(), Name: "Smartphone", Stock: 20, Price: 699.99}, |
| 37 | + {ID: uuid.New().String(), Name: "Headphones", Stock: 15, Price: 199.99}, |
| 38 | + {ID: uuid.New().String(), Name: "Keyboard", Stock: 25, Price: 89.99}, |
| 39 | + {ID: uuid.New().String(), Name: "Mouse", Stock: 30, Price: 49.99}, |
| 40 | + {ID: uuid.New().String(), Name: "Monitor", Stock: 12, Price: 299.99}, |
| 41 | + {ID: uuid.New().String(), Name: "Webcam", Stock: 18, Price: 79.99}, |
| 42 | + {ID: uuid.New().String(), Name: "Printer", Stock: 7, Price: 149.99}, |
| 43 | + {ID: uuid.New().String(), Name: "Tablet", Stock: 5, Price: 399.99}, |
| 44 | + {ID: uuid.New().String(), Name: "Smartwatch", Stock: 14, Price: 249.99}, |
| 45 | + {ID: uuid.New().String(), Name: "External Hard Drive", Stock: 8, Price: 119.99}, |
| 46 | + {ID: uuid.New().String(), Name: "USB Flash Drive", Stock: 50, Price: 19.99}, |
| 47 | + {ID: uuid.New().String(), Name: "Router", Stock: 6, Price: 89.99}, |
| 48 | + {ID: uuid.New().String(), Name: "Projector", Stock: 3, Price: 499.99}, |
| 49 | + {ID: uuid.New().String(), Name: "Bluetooth Speaker", Stock: 22, Price: 129.99}, |
| 50 | + {ID: uuid.New().String(), Name: "Gaming Console", Stock: 11, Price: 499.99}, |
| 51 | + {ID: uuid.New().String(), Name: "Camera", Stock: 4, Price: 599.99}, |
| 52 | + {ID: uuid.New().String(), Name: "Fitness Tracker", Stock: 16, Price: 99.99}, |
| 53 | + {ID: uuid.New().String(), Name: "Drone", Stock: 2, Price: 899.99}, |
| 54 | + {ID: uuid.New().String(), Name: "VR Headset", Stock: 9, Price: 399.99}, |
| 55 | + } |
| 56 | + |
| 57 | + DB.Create(&items) |
| 58 | + log.Println("Database seeded with 20 sample items.") |
| 59 | + } else { |
| 60 | + log.Println("Database already contains data, skipping seeding.") |
| 61 | + } |
| 62 | +} |
| 63 | + |
| 64 | +func main() { |
| 65 | + initDatabase() |
| 66 | + log.Println("Server successfully connected to the database and seeded data.") |
| 67 | +} |
0 commit comments