Files
core/internal/repository/registry/parts.go

126 lines
3.1 KiB
Go

package registry
import (
"context"
"database/sql"
"strings"
"reanimator/internal/domain"
"reanimator/internal/idgen"
)
type ComponentRepository struct {
db *sql.DB
idgen *idgen.Generator
}
func NewComponentRepository(db *sql.DB) *ComponentRepository {
return &ComponentRepository{
db: db,
idgen: idgen.NewGenerator(db),
}
}
func (r *ComponentRepository) Create(ctx context.Context, component domain.Component) (domain.Component, error) {
id, err := r.idgen.Generate(ctx, idgen.Component)
if err != nil {
return domain.Component{}, err
}
_, err = r.db.ExecContext(ctx,
`INSERT INTO parts (id, vendor, model, vendor_serial, first_seen_at)
VALUES (?, ?, ?, ?, ?)`,
id,
component.Vendor,
component.Model,
component.VendorSerial,
component.FirstSeenAt,
)
if err != nil {
return domain.Component{}, classifyError(err)
}
return r.Get(ctx, id)
}
func (r *ComponentRepository) Get(ctx context.Context, id string) (domain.Component, error) {
var component domain.Component
var vendor sql.NullString
var model sql.NullString
var firstSeenAt sql.NullTime
row := r.db.QueryRowContext(ctx,
`SELECT id, vendor, model, vendor_serial, first_seen_at, created_at, updated_at
FROM parts WHERE id = ?`,
id,
)
if err := row.Scan(&component.ID, &vendor, &model, &component.VendorSerial, &firstSeenAt, &component.CreatedAt, &component.UpdatedAt); err != nil {
if err == sql.ErrNoRows {
return domain.Component{}, ErrNotFound
}
return domain.Component{}, err
}
component.Vendor = nullStringToPtr(vendor)
component.Model = nullStringToPtr(model)
component.FirstSeenAt = nullTimeToPtr(firstSeenAt)
return component, nil
}
func (r *ComponentRepository) List(ctx context.Context) ([]domain.Component, error) {
rows, err := r.db.QueryContext(ctx,
`SELECT id, vendor, model, vendor_serial, first_seen_at, created_at, updated_at
FROM parts ORDER BY created_at DESC`,
)
if err != nil {
return nil, err
}
defer rows.Close()
parts := make([]domain.Component, 0)
for rows.Next() {
var component domain.Component
var vendor sql.NullString
var model sql.NullString
var firstSeenAt sql.NullTime
if err := rows.Scan(&component.ID, &vendor, &model, &component.VendorSerial, &firstSeenAt, &component.CreatedAt, &component.UpdatedAt); err != nil {
return nil, err
}
component.Vendor = nullStringToPtr(vendor)
component.Model = nullStringToPtr(model)
component.FirstSeenAt = nullTimeToPtr(firstSeenAt)
parts = append(parts, component)
}
if err := rows.Err(); err != nil {
return nil, err
}
return parts, nil
}
func (r *ComponentRepository) Update(ctx context.Context, component domain.Component) (domain.Component, error) {
result, err := r.db.ExecContext(ctx,
`UPDATE parts
SET vendor = ?, model = ?, vendor_serial = ?
WHERE id = ?`,
component.Vendor,
component.Model,
strings.TrimSpace(component.VendorSerial),
component.ID,
)
if err != nil {
return domain.Component{}, classifyError(err)
}
affected, err := result.RowsAffected()
if err != nil {
return domain.Component{}, err
}
if affected == 0 {
return domain.Component{}, ErrNotFound
}
return r.Get(ctx, component.ID)
}