3588AdminBackend/internal/storage/resources_repo.go

126 lines
2.9 KiB
Go

package storage
import (
"database/sql"
"time"
)
type StandardResourceRecord struct {
Name string
ResourceType string
Version string
SHA256 string
SizeBytes int64
Description string
FilePath string
CreatedAt string
UpdatedAt string
}
type ResourcesRepo struct {
db *sql.DB
}
func NewResourcesRepo(db *sql.DB) *ResourcesRepo {
return &ResourcesRepo{db: db}
}
func (r *ResourcesRepo) Save(item StandardResourceRecord) error {
if r == nil || r.db == nil {
return nil
}
now := time.Now().Format(time.RFC3339)
createdAt := item.CreatedAt
if createdAt == "" {
createdAt = now
}
updatedAt := item.UpdatedAt
if updatedAt == "" {
updatedAt = now
}
_, err := r.db.Exec(`
INSERT INTO standard_resources(name, resource_type, version, sha256, size_bytes, description, file_path, created_at, updated_at)
VALUES(?, ?, ?, ?, ?, ?, ?, COALESCE((SELECT created_at FROM standard_resources WHERE name = ?), ?), ?)
ON CONFLICT(name) DO UPDATE SET
resource_type=excluded.resource_type,
version=excluded.version,
sha256=excluded.sha256,
size_bytes=excluded.size_bytes,
description=excluded.description,
file_path=excluded.file_path,
updated_at=excluded.updated_at
`, item.Name, item.ResourceType, item.Version, item.SHA256, item.SizeBytes, item.Description, item.FilePath, item.Name, createdAt, updatedAt)
return err
}
func (r *ResourcesRepo) List() ([]StandardResourceRecord, error) {
if r == nil || r.db == nil {
return nil, nil
}
rows, err := r.db.Query(`
SELECT name, resource_type, version, sha256, size_bytes, description, file_path, created_at, updated_at
FROM standard_resources
ORDER BY resource_type, name
`)
if err != nil {
return nil, err
}
defer rows.Close()
out := make([]StandardResourceRecord, 0)
for rows.Next() {
var item StandardResourceRecord
if err := rows.Scan(
&item.Name,
&item.ResourceType,
&item.Version,
&item.SHA256,
&item.SizeBytes,
&item.Description,
&item.FilePath,
&item.CreatedAt,
&item.UpdatedAt,
); err != nil {
return nil, err
}
out = append(out, item)
}
return out, rows.Err()
}
func (r *ResourcesRepo) ListByType(resourceType string) ([]StandardResourceRecord, error) {
if r == nil || r.db == nil {
return nil, nil
}
rows, err := r.db.Query(`
SELECT name, resource_type, version, sha256, size_bytes, description, file_path, created_at, updated_at
FROM standard_resources
WHERE resource_type = ?
ORDER BY name
`, resourceType)
if err != nil {
return nil, err
}
defer rows.Close()
out := make([]StandardResourceRecord, 0)
for rows.Next() {
var item StandardResourceRecord
if err := rows.Scan(
&item.Name,
&item.ResourceType,
&item.Version,
&item.SHA256,
&item.SizeBytes,
&item.Description,
&item.FilePath,
&item.CreatedAt,
&item.UpdatedAt,
); err != nil {
return nil, err
}
out = append(out, item)
}
return out, rows.Err()
}