63 lines
1.3 KiB
Go
63 lines
1.3 KiB
Go
package main
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import (
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"context"
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"embed"
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"fmt"
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"time"
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"github.com/golang-migrate/migrate/v4"
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_ "github.com/golang-migrate/migrate/v4/database/sqlite3"
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"github.com/golang-migrate/migrate/v4/source/iofs"
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"gorm.io/driver/sqlite"
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"gorm.io/gorm"
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)
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//go:embed migrations/*.sql
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var migrations embed.FS
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func main() {
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ctx := context.Background()
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// Execute migrations
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migrationsFS, err := iofs.New(migrations, "migrations")
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if err != nil {
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panic(err)
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}
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migrator, err := migrate.NewWithSourceInstance("iofs", migrationsFS, "sqlite3://test.db")
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if err != nil {
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panic(err)
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}
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if err := migrator.Up(); err != nil && err != migrate.ErrNoChange {
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panic(err)
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}
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// Connect to database
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db, err := gorm.Open(sqlite.Open("test.db"), &gorm.Config{})
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if err != nil {
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panic("failed to connect database")
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}
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// Insert
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err = gorm.G[EntryEntity](db).Create(ctx, &EntryEntity{
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Message: "Hello World",
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Timestamp: time.Now().Format(time.RFC3339),
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})
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if err != nil {
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panic(err)
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}
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fmt.Println("successfully added an entry")
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// Read
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entries, err := gorm.G[EntryEntity](db).Find(ctx)
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if err != nil {
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panic(err)
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}
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fmt.Println("successfully read all entries")
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for _, entry := range entries {
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fmt.Printf("- [%04d][%s]: %s\n", entry.ID, entry.Timestamp, entry.Message)
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}
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}
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