refactor: initial go service

internal/db/sqlc/versions.sql.go

@@ -0,0 +1,103 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.30.0
+// source: versions.sql
+
+package sqlc
+
+import (
+	"context"
+)
+
+const getVersionSnapshotID = `-- name: GetVersionSnapshotID :one
+SELECT snapshot_id FROM container_versions WHERE container_id = $1 AND version = $2
+`
+
+type GetVersionSnapshotIDParams struct {
+	ContainerID string `json:"container_id"`
+	Version     int32  `json:"version"`
+}
+
+func (q *Queries) GetVersionSnapshotID(ctx context.Context, arg GetVersionSnapshotIDParams) (string, error) {
+	row := q.db.QueryRow(ctx, getVersionSnapshotID, arg.ContainerID, arg.Version)
+	var snapshot_id string
+	err := row.Scan(&snapshot_id)
+	return snapshot_id, err
+}
+
+const insertVersion = `-- name: InsertVersion :one
+INSERT INTO container_versions (id, container_id, snapshot_id, version)
+VALUES (
+  $1,
+  $2,
+  $3,
+  $4
+)
+RETURNING id, container_id, snapshot_id, version, created_at
+`
+
+type InsertVersionParams struct {
+	ID          string `json:"id"`
+	ContainerID string `json:"container_id"`
+	SnapshotID  string `json:"snapshot_id"`
+	Version     int32  `json:"version"`
+}
+
+func (q *Queries) InsertVersion(ctx context.Context, arg InsertVersionParams) (ContainerVersion, error) {
+	row := q.db.QueryRow(ctx, insertVersion,
+		arg.ID,
+		arg.ContainerID,
+		arg.SnapshotID,
+		arg.Version,
+	)
+	var i ContainerVersion
+	err := row.Scan(
+		&i.ID,
+		&i.ContainerID,
+		&i.SnapshotID,
+		&i.Version,
+		&i.CreatedAt,
+	)
+	return i, err
+}
+
+const listVersionsByContainerID = `-- name: ListVersionsByContainerID :many
+SELECT id, container_id, snapshot_id, version, created_at FROM container_versions WHERE container_id = $1 ORDER BY version ASC
+`
+
+func (q *Queries) ListVersionsByContainerID(ctx context.Context, containerID string) ([]ContainerVersion, error) {
+	rows, err := q.db.Query(ctx, listVersionsByContainerID, containerID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []ContainerVersion
+	for rows.Next() {
+		var i ContainerVersion
+		if err := rows.Scan(
+			&i.ID,
+			&i.ContainerID,
+			&i.SnapshotID,
+			&i.Version,
+			&i.CreatedAt,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const nextVersion = `-- name: NextVersion :one
+SELECT COALESCE(MAX(version), 0) + 1 FROM container_versions WHERE container_id = $1
+`
+
+func (q *Queries) NextVersion(ctx context.Context, containerID string) (int32, error) {
+	row := q.db.QueryRow(ctx, nextVersion, containerID)
+	var column_1 int32
+	err := row.Scan(&column_1)
+	return column_1, err
+}