package local_event

import (
	"time"

	"gorm.io/gorm"
	"gorm.io/gorm/clause"
)

// SeedSyntheticFixture explicitly installs anonymous development/test data.
// Production startup never calls this function.
func SeedSyntheticFixture(db *gorm.DB, now time.Time) error {
	now = now.UTC().Truncate(time.Second)
	items := []EventCandidate{
		{ID: "00000000-0000-4000-8000-000000000001", OccurredAt: now.Add(-18 * time.Minute), SourceRef: "SEN-CAM-03", SourceLabel: "东门通道", RuleRef: "rule-zone-intrusion", RuleName: "区域闯入", RuleVersion: "v3", ZoneRef: "ZONE-EAST-01", CandidateState: CandidateStateCandidate, EvidenceState: EvidenceStateSuccess, EvidenceRef: "local-evidence/fixture-001", EvidenceDetail: "已生成事件截图与短片索引", RetainUntil: now.Add(12 * 24 * time.Hour)},
		{ID: "00000000-0000-4000-8000-000000000002", OccurredAt: now.Add(-23 * time.Minute), SourceRef: "SEN-CAM-08", SourceLabel: "仓库北区", RuleRef: "rule-person-stay", RuleName: "人员滞留", RuleVersion: "v2", ZoneRef: "ZONE-WAREHOUSE-02", CandidateState: CandidateStateConfirmed, EvidenceState: EvidenceStatePending, EvidenceDetail: "证据短片正在生成", RetainUntil: now.Add(12 * 24 * time.Hour)},
		{ID: "00000000-0000-4000-8000-000000000003", OccurredAt: now.Add(-31 * time.Minute), SourceRef: "SEN-CAM-11", SourceLabel: "设备间入口", RuleRef: "rule-zone-intrusion", RuleName: "区域闯入", RuleVersion: "v3", ZoneRef: "ZONE-EQUIPMENT-01", CandidateState: CandidateStateCandidate, EvidenceState: EvidenceStateFailed, EvidenceDetail: "源视频片段暂不可用", RetainUntil: now.Add(2 * 24 * time.Hour)},
	}
	return db.Clauses(clause.OnConflict{DoNothing: true}).Create(&items).Error
}