Files
PriceForge/internal/models/models.go

93 lines
2.3 KiB
Go

package models
import (
"log/slog"
"strings"
"gorm.io/gorm"
)
// AllModels returns all models for auto-migration
func AllModels() []interface{} {
return []interface{}{
&User{},
&Category{},
&LotMetadata{},
&Project{},
&Configuration{},
&PriceOverride{},
&PricingAlert{},
&ComponentUsageStats{},
&Pricelist{},
&PricelistItem{},
&LotPartnumber{},
&LotBundle{},
&LotBundleItem{},
&VendorPartnumberSeen{},
&BOM{},
}
}
// Migrate runs auto-migration for all PriceForge tables
// Handles MySQL constraint errors gracefully for existing tables
func Migrate(db *gorm.DB) error {
for _, model := range AllModels() {
if err := db.AutoMigrate(model); err != nil {
// Skip known MySQL constraint errors for existing tables
errStr := err.Error()
if strings.Contains(errStr, "Can't DROP") ||
strings.Contains(errStr, "Duplicate key name") ||
strings.Contains(errStr, "check that it exists") ||
strings.Contains(errStr, "Cannot change column") {
slog.Warn("migration warning (skipped)", "model", model, "error", errStr)
continue
}
return err
}
}
return nil
}
// SeedCategories inserts default categories if not exist
func SeedCategories(db *gorm.DB) error {
for _, cat := range DefaultCategories {
result := db.Where("code = ?", cat.Code).FirstOrCreate(&cat)
if result.Error != nil {
return result.Error
}
}
return nil
}
// EnsureDBUser creates or returns the user corresponding to the database connection username.
// PriceForge local mode does not use application auth; configurations are owned by DB user.
// Returns the user ID that should be used for all operations.
func EnsureDBUser(db *gorm.DB, dbUsername string) (uint, error) {
if dbUsername == "" {
return 0, nil
}
var user User
err := db.Where("username = ?", dbUsername).First(&user).Error
if err == nil {
return user.ID, nil
}
// User doesn't exist, create it
user = User{
Username: dbUsername,
Email: dbUsername + "@db.local",
PasswordHash: "-", // No password - this is a DB user, not an app user
Role: RoleAdmin,
IsActive: true,
}
if err := db.Create(&user).Error; err != nil {
slog.Error("failed to create DB user", "username", dbUsername, "error", err)
return 0, err
}
slog.Info("created DB user for configurations", "username", dbUsername, "user_id", user.ID)
return user.ID, nil
}