package badges

import "encoding/json"

// BadgeRule defines a condition for automatic badge assignment.
type BadgeRule struct {
	Field    string `json:"field"`
	Operator string `json:"operator"` // eq, neq, gt, gte, lt, lte, contains, exists, true, false
	Value    any    `json:"value"`
}

// BadgeDefinition defines a badge with auto-computation rules.
type BadgeDefinition struct {
	Key         string      `json:"key"`
	Label       string      `json:"label"`
	Description string      `json:"description"`
	Icon        string      `json:"icon"`
	Rules       []BadgeRule `json:"rules"`
	RulesMode   string      `json:"rules_mode"` // "and" or "or"
	ManualOnly  bool        `json:"manual_only"`
}

// ParseDefinitions extracts badge definitions from a data table schema JSON.
func ParseDefinitions(schemaJSON []byte) []BadgeDefinition {
	var schema map[string]any
	if err := json.Unmarshal(schemaJSON, &schema); err != nil {
		return nil
	}
	badgesRaw, ok := schema["badges"]
	if !ok {
		return nil
	}
	raw, err := json.Marshal(badgesRaw)
	if err != nil {
		return nil
	}
	var definitions []BadgeDefinition
	if err := json.Unmarshal(raw, &definitions); err != nil {
		return nil
	}
	return definitions
}