package common

import "github.com/bitechdev/ResolveSpec/pkg/reflection"

// IsNumericZeroFilter reports whether value is a numeric zero compared against
// a numeric column of model. Used by the "null as zero" option, which turns
// col = 0 into (col = 0 OR col IS NULL).
func IsNumericZeroFilter(model interface{}, column string, value interface{}) bool {
	if model == nil || !reflection.IsNumericType(reflection.GetColumnTypeFromModel(model, column)) {
		return false
	}
	switch v := value.(type) {
	case int:
		return v == 0
	case int8:
		return v == 0
	case int16:
		return v == 0
	case int32:
		return v == 0
	case int64:
		return v == 0
	case uint:
		return v == 0
	case uint8:
		return v == 0
	case uint16:
		return v == 0
	case uint32:
		return v == 0
	case uint64:
		return v == 0
	case float32:
		return v == 0
	case float64:
		return v == 0
	}
	return false
}