90 lines
2.0 KiB
Go
90 lines
2.0 KiB
Go
package storage
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import (
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"database/sql"
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"time"
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)
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type StandardModelRecord struct {
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Name string
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FileName string
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Version string
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SHA256 string
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SizeBytes int64
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ModelType string
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Description string
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CreatedAt string
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UpdatedAt string
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}
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type ModelsRepo struct {
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db *sql.DB
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}
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func NewModelsRepo(db *sql.DB) *ModelsRepo {
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return &ModelsRepo{db: db}
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}
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func (r *ModelsRepo) Save(item StandardModelRecord) error {
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if r == nil || r.db == nil {
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return nil
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}
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now := time.Now().Format(time.RFC3339)
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createdAt := item.CreatedAt
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if createdAt == "" {
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createdAt = now
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}
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updatedAt := item.UpdatedAt
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if updatedAt == "" {
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updatedAt = now
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}
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_, err := r.db.Exec(`
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INSERT INTO standard_models(name, file_name, version, sha256, size_bytes, model_type, description, created_at, updated_at)
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VALUES(?, ?, ?, ?, ?, ?, ?, COALESCE((SELECT created_at FROM standard_models WHERE name = ?), ?), ?)
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ON CONFLICT(name) DO UPDATE SET
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file_name=excluded.file_name,
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version=excluded.version,
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sha256=excluded.sha256,
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size_bytes=excluded.size_bytes,
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model_type=excluded.model_type,
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description=excluded.description,
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updated_at=excluded.updated_at
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`, item.Name, item.FileName, item.Version, item.SHA256, item.SizeBytes, item.ModelType, item.Description, item.Name, createdAt, updatedAt)
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return err
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}
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func (r *ModelsRepo) List() ([]StandardModelRecord, error) {
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if r == nil || r.db == nil {
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return nil, nil
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}
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rows, err := r.db.Query(`
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SELECT name, file_name, version, sha256, size_bytes, model_type, description, created_at, updated_at
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FROM standard_models
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ORDER BY name ASC
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`)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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out := make([]StandardModelRecord, 0)
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for rows.Next() {
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var item StandardModelRecord
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if err := rows.Scan(
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&item.Name,
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&item.FileName,
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&item.Version,
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&item.SHA256,
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&item.SizeBytes,
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&item.ModelType,
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&item.Description,
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&item.CreatedAt,
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&item.UpdatedAt,
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); err != nil {
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return nil, err
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}
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out = append(out, item)
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}
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return out, rows.Err()
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}
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