package allocate

import (
	"context"
	"git.5iot.com/iotlcm-public/iotlcm-worker-svr/internal/consts"
	"git.5iot.com/iotlcm-public/iotlcm-worker-svr/internal/model/do"
	"git.5iot.com/iotlcm-public/iotlcm-worker-svr/internal/model/entity"
	_ "github.com/gogf/gf/contrib/drivers/sqlite/v2"
	"github.com/gogf/gf/v2/database/gdb"
	"github.com/gogf/gf/v2/encoding/gjson"
	"github.com/gogf/gf/v2/os/gtime"
	"testing"
)

func TestPersistedAllocateDetailsRequireExactBusinessResult(t *testing.T) {
	task := &Task{Batch: Batch{BatchNo: "ALC-child", TenantID: "000000", CreatedBy: 133, CreatedDept: 175}}
	detail := &Detail{ID: 1, ICCID: "89860401790000277308", TargetDeptID: 185}
	good := entity.BatchDetail{Id: 1, BatchNo: task.Batch.BatchNo, BatchType: consts.BatchTypeAllocate, TenantId: task.Batch.TenantID, DetailStatus: consts.BatchDetailStatusSuccess, UpdatedBy: 133, Snapshot: gjson.New(detail.Snapshot(task.Batch).String())}
	if err := validatePersistedDetailResults(task, []*Detail{detail}, []*entity.BatchDetail{&good}); err != nil {
		t.Fatal(err)
	}
	for _, name := range []string{"missing", "tenant", "batch", "type", "status", "reason", "snapshot", "operator", "duplicate"} {
		t.Run(name, func(t *testing.T) {
			row := good
			rows := []*entity.BatchDetail{&row}
			details := []*Detail{detail}
			switch name {
			case "missing":
				rows = nil
			case "tenant":
				row.TenantId = "other"
			case "batch":
				row.BatchNo = "other"
			case "type":
				row.BatchType = 4
			case "status":
				row.DetailStatus = consts.BatchDetailStatusRunning
			case "reason":
				row.ErrorReason = "unexpected"
			case "snapshot":
				row.Snapshot = gjson.New(map[string]any{"targetDeptId": 999})
			case "operator":
				row.UpdatedBy = 999
			case "duplicate":
				details = append(details, detail)
				rows = append(rows, &row)
			}
			if validatePersistedDetailResults(task, details, rows) == nil {
				t.Fatal("inconsistent detail accepted")
			}
		})
	}
	detail.Reason = "整批校验失败"
	good.DetailStatus = consts.BatchDetailStatusFailed
	good.ErrorReason = detail.Reason
	good.Snapshot = gjson.New(detail.Snapshot(task.Batch).String())
	if err := validatePersistedDetailResults(task, []*Detail{detail}, []*entity.BatchDetail{&good}); err != nil {
		t.Fatal(err)
	}
}

func TestDetailChunkZeroAffectedChecksPersistedResult(t *testing.T) {
	ctx := context.Background()
	db, err := gdb.New(gdb.ConfigNode{Type: "sqlite", Link: "sqlite::@file(:memory:)"})
	if err != nil {
		t.Fatal(err)
	}
	defer db.Close(ctx)
	for _, sql := range []string{
		"CREATE TABLE batch_detail (id INTEGER PRIMARY KEY, batch_no TEXT, batch_type INTEGER, tenant_id TEXT, detail_status INTEGER, error_reason TEXT, snapshot TEXT, updated_by INTEGER, updated_at DATETIME)",
		"CREATE TABLE card_test (id INTEGER PRIMARY KEY, dept_id INTEGER)",
		"INSERT INTO card_test VALUES (1,175)",
	} {
		if _, err = db.Exec(ctx, sql); err != nil {
			t.Fatal(err)
		}
	}
	task := &Task{Batch: Batch{BatchNo: "ALC-child", TenantID: "000000", CreatedBy: 133, CreatedDept: 175}}
	detail := &Detail{ID: 1, ICCID: "CARD", TargetDeptID: 185, Remark: "保留备注"}
	if _, err = db.Model("batch_detail").Data(do.BatchDetail{Id: 1, BatchNo: task.Batch.BatchNo, BatchType: 3, TenantId: task.Batch.TenantID, DetailStatus: 2, ErrorReason: "", Snapshot: detail.Snapshot(task.Batch), UpdatedBy: 133}).Insert(); err != nil {
		t.Fatal(err)
	}
	// 强制模拟驱动返回零修改行，不依赖 SQLite 与 MySQL 行数语义差异。
	if _, err = db.Exec(ctx, "CREATE TRIGGER ignore_update BEFORE UPDATE ON batch_detail BEGIN SELECT RAISE(IGNORE); END"); err != nil {
		t.Fatal(err)
	}
	repo := &Repository{db: db}
	if err = db.Transaction(ctx, func(ctx context.Context, tx gdb.TX) error {
		return repo.updateDetailChunk(ctx, tx, task, []*Detail{detail}, gtime.Now())
	}); err != nil {
		t.Fatalf("identical persisted result rejected: %v", err)
	}
	for _, name := range []string{"mismatch", "missing", "tenant"} {
		t.Run(name, func(t *testing.T) {
			changed := *detail
			changed.Reason = "unexpected"
			if name == "missing" {
				changed.ID = 999
			}
			scopedTask := *task
			if name == "tenant" {
				scopedTask.Batch.TenantID = "other"
			}
			err := db.Transaction(ctx, func(ctx context.Context, tx gdb.TX) error {
				if _, err := tx.Exec("UPDATE card_test SET dept_id=185 WHERE id=1"); err != nil {
					return err
				}
				return repo.updateDetailChunk(ctx, tx, &scopedTask, []*Detail{&changed}, gtime.Now())
			})
			if err == nil {
				t.Fatal("unsafe update accepted")
			}
			dept, err := db.Model("card_test").Value("dept_id")
			if err != nil || dept.Int() != 175 {
				t.Fatalf("transaction failed to rollback ownership: %v %v", dept, err)
			}
		})
	}
}