upgrade from go-pg to bun

database/migrations/1_initial.go

@@ -0,0 +1,66 @@
+package migrations
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/uptrace/bun"
+)
+
+const accountTable = `
+CREATE TABLE accounts (
+id serial NOT NULL,
+created_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
+updated_at timestamp with time zone DEFAULT current_timestamp,
+last_login timestamp with time zone NOT NULL DEFAULT current_timestamp,
+email text NOT NULL UNIQUE,
+name text NOT NULL,
+active boolean NOT NULL DEFAULT TRUE,
+roles text[] NOT NULL DEFAULT '{"user"}',
+PRIMARY KEY (id)
+)`
+
+const tokenTable = `
+CREATE TABLE tokens (
+id serial NOT NULL,
+created_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
+updated_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
+account_id int NOT NULL REFERENCES accounts(id),
+token text NOT NULL UNIQUE,
+expiry timestamp with time zone NOT NULL,
+mobile boolean NOT NULL DEFAULT FALSE,
+identifier text,
+PRIMARY KEY (id)
+)`
+
+func init() {
+	up := []string{
+		accountTable,
+		tokenTable,
+	}
+
+	down := []string{
+		`DROP TABLE tokens`,
+		`DROP TABLE accounts`,
+	}
+
+	Migrations.MustRegister(func(ctx context.Context, db *bun.DB) error {
+		fmt.Println("creating initial tables")
+		for _, q := range up {
+			_, err := db.Exec(q)
+			if err != nil {
+				return err
+			}
+		}
+		return nil
+	}, func(ctx context.Context, db *bun.DB) error {
+		fmt.Println("dropping initial tables")
+		for _, q := range down {
+			_, err := db.Exec(q)
+			if err != nil {
+				return err
+			}
+		}
+		return nil
+	})
+}