package rond

import "testing"

// 地点/活动冲突此前一条用例都没有：只造过「新增」，所以 placePick / activityPick
// 与 UpdPlaces / UpdActs 分支始终没被执行过。差异页线上确实会提交这两类选择。
func TestBuildMergePlanPlaceClash(t *testing.T) {
	keyA := PlaceCoordKey(30.123456, 120.654321)
	keyB := PlaceCoordKey(31.000001, 121.000002)
	keyC := PlaceCoordKey(32.000003, 122.000004)
	pd := PlaceDiff{Changed: []PlaceConflict{
		{Backup: Location{SrcPK: 11, Name: "备份名A"}, DB: StoredPlace{SrcPK: 1, Key: keyA, Name: "站内名A"}},
		{Backup: Location{SrcPK: 12, Name: "备份名B"}, DB: StoredPlace{SrcPK: 2, Key: keyB, Name: "站内名B"}},
		{Backup: Location{SrcPK: 13, Name: "备份名C"}, DB: StoredPlace{SrcPK: 3, Key: keyC, Name: "站内名C"}},
	}}
	p := BuildMergePlan(VisitDiff{}, pd, ActivityDiff{}, Choices{
		PlaceClash: map[string]string{keyA: PickBackup, keyB: PickDB},
	})
	if len(p.UpdPlaces) != 1 {
		t.Fatalf("只有选了「用实机」的地点该更新: %+v", p.UpdPlaces)
	}
	// 带的是备份侧那条的整份值；「改库里的哪一行」由配对（MatchPlaces）决定，计划里不再存键
	if p.UpdPlaces[0].L.Name != "备份名A" {
		t.Fatalf("应带备份侧的值: %+v", p.UpdPlaces[0])
	}
	if len(p.UpdVisits)+len(p.AddVisits)+len(p.UpdActs)+len(p.AddActs) != 0 {
		t.Fatal("没勾新增就不该带出到访/活动改动")
	}
}

func TestBuildMergePlanActivityClash(t *testing.T) {
	ad := ActivityDiff{Changed: []ActivityConflict{
		{Backup: Activity{SrcPK: 21, Name: "散步"}, DB: StoredActivity{SrcPK: 3, Name: "走路", UUID: uuidC}},
		{Backup: Activity{SrcPK: 22, Name: "跑步"}, DB: StoredActivity{SrcPK: 4, Name: "跑步"}},
		{Backup: Activity{SrcPK: 23, Name: "游泳"}, DB: StoredActivity{SrcPK: 5, Name: "游泳", UUID: uuidA}},
	}}
	p := BuildMergePlan(VisitDiff{}, PlaceDiff{}, ad, Choices{
		ActClash: map[string]string{uuidC: PickBackup, "n:跑步": PickSkip},
	})
	if len(p.UpdActs) != 1 {
		t.Fatalf("只有选了「用实机」的活动该更新: %+v", p.UpdActs)
	}
	// 改名也能对上：选择是按「UUID（没有才退回名称）」提交的，配对早就发生在比对阶段
	if p.UpdActs[0].A.Name != "散步" {
		t.Fatalf("应带备份侧的值: %+v", p.UpdActs[0])
	}
}

// 删除是逐条勾选的事：没勾的「仅站内有」绝不顺手删掉，勾了的才进计划。
func TestBuildMergePlanDeletesOnlyWhenChecked(t *testing.T) {
	vd := VisitDiff{Removed: []StoredVisit{{SrcPK: 51}, {SrcPK: 52}}}
	pd := PlaceDiff{Removed: []StoredPlace{{SrcPK: 31}, {SrcPK: 32}}}
	ad := ActivityDiff{Removed: []StoredActivity{{SrcPK: 41}, {SrcPK: 42}}}
	p := BuildMergePlan(vd, pd, ad, Choices{
		DelVisits: map[int]bool{52: true},
		DelPlaces: map[int]bool{31: true},
		DelActs:   map[int]bool{42: true},
	})
	if len(p.DelVisits) != 1 || p.DelVisits[0].SrcPK != 52 {
		t.Fatalf("只该删勾了的那条到访: %+v", p.DelVisits)
	}
	if len(p.DelPlaces) != 1 || p.DelPlaces[0].SrcPK != 31 {
		t.Fatalf("只该删勾了的那个地点: %+v", p.DelPlaces)
	}
	if len(p.DelActs) != 1 || p.DelActs[0].SrcPK != 42 {
		t.Fatalf("只该删勾了的那个活动: %+v", p.DelActs)
	}
}

func TestAppendMissingDedupesBySrcPK(t *testing.T) {
	places := appendMissingPlaces(
		[]Location{{SrcPK: 1, Name: "甲"}},
		[]Location{{SrcPK: 1, Name: "甲"}, {SrcPK: 2, Name: "乙"}},
	)
	if len(places) != 2 || places[1].SrcPK != 2 {
		t.Fatalf("同 src_pk 不该重复加入: %+v", places)
	}
	acts := appendMissingActs(
		[]Activity{{SrcPK: 7, Name: "通勤"}},
		[]Activity{{SrcPK: 7, Name: "通勤"}, {SrcPK: 8, Name: "散步"}},
	)
	if len(acts) != 2 || acts[1].SrcPK != 8 {
		t.Fatalf("同 src_pk 不该重复加入: %+v", acts)
	}
}