package batch_test

import (
	"os"
	"path/filepath"
	"reflect"
	"testing"
	"xyj-figures/pkg/batch"
	"xyj-figures/pkg/entity"
	"xyj-figures/pkg/relationship"

	"github.com/go-test/deep"
)

const (
	DataFolder = "../../data"
)

func TestLoadFolder(t *testing.T) {
	tcs := []struct {
		name     string
		filelist []string
		want     struct {
			entities      []entity.Entity
			relationships []relationship.Relationship
			errors        error
		}
		wanterr bool
	}{
		{
			name: "test1",
			filelist: []string{
				"character/孙悟空.yaml",
			},
			want: struct {
				entities      []entity.Entity
				relationships []relationship.Relationship
				errors        error
			}{
				entities: []entity.Entity{
					{
						Schema: "v1",
						Type:   entity.EntityTypeCharacter,
						Details: entity.Character{
							Name:       "孙悟空",
							OtherNames: []string{"孙行者", "者行孙"},
							Relationships: []relationship.Relationship{
								{
									Src:         "孙悟空",
									Dst:         "唐僧",
									Description: "师徒",
									Bidirection: true,
								},
							},
							Description: "孙悟空是明朝中后期畅销小说《西游记》当中个第一主角，是从石头里向蹦出来个猢狲。",
							Links: []string{
								"https://zh.wikipedia.org/wiki/%E5%AD%99%E6%82%9F%E7%A9%BA",
							},
						},
					},
				},
				relationships: []relationship.Relationship{
					{
						Src:         "孙悟空",
						Dst:         "唐僧",
						Description: "师徒",
						Bidirection: true,
					},
				},
			},
			wanterr: false,
		},
	}
	for _, tc := range tcs {
		t.Run(tc.name, func(t *testing.T) {
			tmpDir := t.TempDir()
			for _, fn := range tc.filelist {
				f, err := os.ReadFile(filepath.Join(DataFolder, fn))
				if err != nil {
					t.Fatalf("failed to copy file %s: %v", fn, err)
				}
				dstPath := filepath.Join(tmpDir, fn)
				if err := os.MkdirAll(filepath.Dir(dstPath), os.ModePerm); err != nil {
					t.Fatalf("failed to copy file %s: %v", fn, err)
				}
				if err := os.WriteFile(dstPath, f, 0644); err != nil {
					t.Fatalf("failed to copy file %s: %v", fn, err)
				}
			}
			egot, rgot, errgot := batch.LoadFolder(tmpDir)
			if (!tc.wanterr && errgot != nil) || (tc.wanterr && errgot == nil) {
				t.Errorf("error not expected, wanterr: %v got: %+v", tc.wanterr, errgot)
			}
			if !reflect.DeepEqual(egot, tc.want.entities) {
				t.Errorf("entities diff: %+v", deep.Equal(egot, tc.want.entities))
			}
			if !reflect.DeepEqual(rgot, tc.want.relationships) {
				t.Errorf("relationship diff: %+v", deep.Equal(rgot, tc.want.relationships))

			}
		})
	}
}