gen yaml for table fk refer

.gitignore

@@ -28,3 +28,4 @@
 /yaml/article/chinese/slang/out/
 /runtime/protobuf/go
 /runtime/protobuf/out/
+/users/common/

Makefile

@@ -97,4 +97,4 @@ upload_to:
 	@echo 'upload...'
 	@find ${QINIU_DIR} -name ".DS_Store" -type f -delete
 	@qshell qupload2 --src-dir=${QINIU_DIR} --bucket=download --thread-count=10 --log-file=qshell.log \
-                     --skip-path-prefixes=ztf,zmanager --rescan-local --overwrite --check-hash
+                     --skip-path-prefixes=ztf,zmanager,driver --rescan-local --overwrite --check-hash

demo/tables.sql

+
+CREATE TABLE `biz_project` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `created_at` datetime(3) DEFAULT NULL,
+    `updated_at` datetime(3) DEFAULT NULL,
+    `deleted_at` datetime(3) DEFAULT NULL,
+    `name` longtext,
+    `desc` longtext,
+    `is_default` longtext,
+    `disabled` tinyint(1) DEFAULT NULL,
+    `disabled_at` datetime(3) DEFAULT NULL,
+    `path` longtext,
+    PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8mb4;
+
+CREATE TABLE `biz_task` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `created_at` datetime(3) DEFAULT NULL,
+    `updated_at` datetime(3) DEFAULT NULL,
+    `deleted_at` datetime(3) DEFAULT NULL,
+    `disabled` tinyint(1) DEFAULT '0',
+    `name` longtext,
+    `project_id` bigint(20) unsigned NOT NULL,
+    `project_name` longtext,
+    `disabled_at` datetime(3) DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `fk_project_id_idx` (`project_id`),
+    CONSTRAINT `fk_project_id` FOREIGN KEY (`project_id`) REFERENCES `biz_project` (`id`) ON DELETE NO ACTION ON UPDATE NO ACTION
+) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8mb4;

demo/zentao.sql

--- sqlite
-CREATE TABLE user (
-    field_common VARCHAR (500)
-);
-
--- DROP TABLE IF EXISTS `zt_action`;
-CREATE TABLE IF NOT EXISTS `zt_action` (
-  `id` mediumint(8) unsigned NOT NULL auto_increment,
-  `objectType` varchar(30) NOT NULL default '',
-  `objectID` mediumint(8) unsigned NOT NULL default '0',
-  `product` varchar(255) NOT NULL,
-  `project` mediumint(9) NOT NULL,
-  `actor` varchar(100) NOT NULL default '',
-  `action` varchar(30) NOT NULL default '',
-  `date` datetime NOT NULL,
-  `comment` text NOT NULL,
-  `extra` text NOT NULL,
-  `read` enum('0','1') NOT NULL default '0',
-  PRIMARY KEY (`id`),
-  KEY `date` (`date`),
-  KEY `actor` (`actor`),
-  KEY `project` (`project`),
-  KEY `objectID` (`objectID`)
-) ENGINE=MyISAM DEFAULT CHARSET=utf8;

go.mod

@@ -14,7 +14,7 @@ require (
 	github.com/denisenkom/go-mssqldb v0.9.0 // indirect
 	github.com/elazarl/go-bindata-assetfs v1.0.1
 	github.com/emirpasic/gods v1.12.0
-	github.com/fatih/color v1.10.0
+	github.com/fatih/color v1.13.0 // indirect
 	github.com/go-bindata/go-bindata v3.1.2+incompatible // indirect
 	github.com/go-playground/validator/v10 v10.4.1 // indirect
 	github.com/go-sql-driver/mysql v1.6.0
@@ -48,7 +48,6 @@ require (
 	golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83 // indirect
 	golang.org/x/image v0.0.0-20210220032944-ac19c3e999fb // indirect
 	golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 // indirect
-	golang.org/x/sys v0.0.0-20210308170721-88b6017d0656 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/ini.v1 v1.62.0
 	gopkg.in/yaml.v2 v2.4.0

go.sum

@@ -57,6 +57,8 @@ github.com/fatih/color v1.9.0 h1:8xPHl4/q1VyqGIPif1F+1V3Y3lSmrq01EabUW3CoW5s=
 github.com/fatih/color v1.9.0/go.mod h1:eQcE1qtQxscV5RaZvpXrrb8Drkc3/DdQ+uUYCNjL+zU=
 github.com/fatih/color v1.10.0 h1:s36xzo75JdqLaaWoiEHk767eHiwo0598uUxyfiPkDsg=
 github.com/fatih/color v1.10.0/go.mod h1:ELkj/draVOlAH/xkhN6mQ50Qd0MPOk5AAr3maGEBuJM=
+github.com/fatih/color v1.13.0 h1:8LOYc1KYPPmyKMuN8QV2DNRWNbLo6LZ0iLs8+mlH53w=
+github.com/fatih/color v1.13.0/go.mod h1:kLAiJbzzSOZDVNGyDpeOxJ47H46qBXwg5ILebYFFOfk=
 github.com/fatih/structtag v1.0.0 h1:pTHj65+u3RKWYPSGaU290FpI/dXxTaHdVwVwbcPKmEc=
 github.com/fatih/structtag v1.0.0/go.mod h1:IKitwq45uXL/yqi5mYghiD3w9H6eTOvI9vnk8tXMphA=
 github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
@@ -178,11 +180,15 @@ github.com/mattn/go-colorable v0.1.7 h1:bQGKb3vps/j0E9GfJQ03JyhRuxsvdAanXlT9BTw3
 github.com/mattn/go-colorable v0.1.7/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
 github.com/mattn/go-colorable v0.1.8 h1:c1ghPdyEDarC70ftn0y+A/Ee++9zz8ljHG1b13eJ0s8=
 github.com/mattn/go-colorable v0.1.8/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
+github.com/mattn/go-colorable v0.1.9 h1:sqDoxXbdeALODt0DAeJCVp38ps9ZogZEAXjus69YV3U=
+github.com/mattn/go-colorable v0.1.9/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
 github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
 github.com/mattn/go-isatty v0.0.11 h1:FxPOTFNqGkuDUGi3H/qkUbQO4ZiBa2brKq5r0l8TGeM=
 github.com/mattn/go-isatty v0.0.11/go.mod h1:PhnuNfih5lzO57/f3n+odYbM4JtupLOxQOAqxQCu2WE=
 github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY=
 github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
+github.com/mattn/go-isatty v0.0.14 h1:yVuAays6BHfxijgZPzw+3Zlu5yQgKGP2/hcQbHb7S9Y=
+github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
 github.com/mattn/go-runewidth v0.0.4/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
 github.com/mattn/go-runewidth v0.0.9 h1:Lm995f3rfxdpd6TSmuVCHVb/QhupuXlYr8sCI/QdE+0=
 github.com/mattn/go-runewidth v0.0.9/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
@@ -377,6 +383,8 @@ golang.org/x/sys v0.0.0-20201126233918-771906719818 h1:f1CIuDlJhwANEC2MM87MBEVMr
 golang.org/x/sys v0.0.0-20201126233918-771906719818/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210308170721-88b6017d0656 h1:FuBaiPCiXkq4v+JY5JEGPU/HwEZwpVyDbu/KBz9fU+4=
 golang.org/x/sys v0.0.0-20210308170721-88b6017d0656/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c h1:F1jZWGFhYfh0Ci55sIpILtKKK8p3i2/krTr0H1rg74I=
+golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=

src/action/generator.go

@@ -25,7 +25,7 @@ func Generate(defaultFile string, configFile string, fieldsToExportStr, format,
 
 	count := 0
 	if strings.ToLower(filepath.Ext(configFile)) == "."+constant.FormatProto { //gen from protobuf
-		buf, pth := gen.GenerateProtobuf(configFile)
+		buf, pth := gen.GenerateFromProtobuf(configFile)
 
 		if vari.Verbose {
 			logUtils.PrintTo(i118Utils.I118Prt.Sprintf("protobuf_path", pth))
@@ -40,7 +40,7 @@ func Generate(defaultFile string, configFile string, fieldsToExportStr, format,
 			fieldsToExport = strings.Split(fieldsToExportStr, ",")
 		}
 
-		rows, colIsNumArr, err := gen.GenerateOnTopLevel(defaultFile, configFile, &fieldsToExport)
+		rows, colIsNumArr, err := gen.GenerateFromYaml(defaultFile, configFile, &fieldsToExport)
 		if err != nil {
 			return
 		}

src/action/sql.go

@@ -15,9 +15,11 @@ import (
 func ParseSql(file string, out string) {
 	startTime := time.Now().Unix()
 
-	statements := getCreateStatement(file)
-	for tableName, statement := range statements {
-		columns := getColumnsFromCreateStatement(statement)
+	statementMap, keyMap := getCreateStatement(file)
+	for tableName, statement := range statementMap {
+		createStr := statement
+
+		columns := getColumnsFromCreateStatement(createStr)
 
 		def := model.DefSimple{}
 		def.Init(tableName, "automated export", "", "1.0")
@@ -25,6 +27,14 @@ func ParseSql(file string, out string) {
 		for _, col := range columns {
 			field := model.FieldSimple{Range: "-"}
 			field.Init(col)
+
+			a, ok := keyMap[col]
+			if ok {
+				field.FkDef = a[0] + ".yaml"
+				field.FkField = a[1]
+				field.FkRelation = ":1"
+			}
+
 			def.Fields = append(def.Fields, field)
 		}
 
@@ -41,16 +51,17 @@ func ParseSql(file string, out string) {
 	}
 
 	entTime := time.Now().Unix()
-	logUtils.PrintTo(i118Utils.I118Prt.Sprintf("generate_yaml", len(statements), out, entTime-startTime))
+	logUtils.PrintTo(i118Utils.I118Prt.Sprintf("generate_yaml", len(statementMap), out, entTime-startTime))
 }
 
-func getCreateStatement(file string) map[string]string {
-	statements := map[string]string{}
+func getCreateStatement(file string) (statementMap map[string]string, keyMap map[string][2]string) {
+	statementMap = map[string]string{}
+	keyMap = map[string][2]string{}
 
 	content, err := ioutil.ReadFile(file)
 	if err != nil {
 		logUtils.PrintTo(i118Utils.I118Prt.Sprintf("fail_to_read_file", file))
-		return statements
+		return
 	}
 
 	re := regexp.MustCompile("(?siU)(CREATE TABLE.*;)")
@@ -61,13 +72,22 @@ func getCreateStatement(file string) map[string]string {
 		arr2 := re.FindAllStringSubmatch(firstLine, -1)
 
 		if len(arr2) > 0 && len(arr2[0]) > 1 {
+
+			re3 := regexp.MustCompile("(?i)FOREIGN KEY \\(`(.+)`\\) REFERENCES `(.+)` \\(`(.+)`\\)")
+			arr3 := re3.FindAllStringSubmatch(item, -1)
+			if len(arr3) > 0 {
+				for _, childArr := range arr3 {
+					keyMap[childArr[1]] = [2]string{childArr[2], childArr[3]}
+				}
+			}
+
 			tableName := arr2[0][1]
 			tableName = strings.ReplaceAll(tableName, "`", "")
-			statements[tableName] = item
+			statementMap[tableName] = item
 		}
 	}
 
-	return statements
+	return
 }
 
 func getColumnsFromCreateStatement(sent string) []string {

src/gen/generator.go

@@ -20,7 +20,7 @@ import (
 	"time"
 )
 
-func GenerateOnTopLevel(defaultFile, configFile string, fieldsToExport *[]string) (
+func GenerateFromYaml(defaultFile, configFile string, fieldsToExport *[]string) (
 	rows [][]string, colIsNumArr []bool, err error) {
 
 	vari.DefaultFileDir = fileUtils.GetAbsDir(defaultFile)
@@ -46,13 +46,13 @@ func GenerateOnTopLevel(defaultFile, configFile string, fieldsToExport *[]string
 		}
 	}
 
+	// 为被引用的资源生成数据
 	vari.ResLoading = true // not to use placeholder when loading res
 	vari.Res = LoadResDef(*fieldsToExport)
 	vari.ResLoading = false
 
+	// 迭代fields生成值列表
 	topLevelFieldNameToValuesMap := map[string][]string{}
-
-	// 为每个field生成值列表
 	for index, field := range vari.Def.Fields {
 		if !stringUtils.StrInArr(field.Field, *fieldsToExport) {
 			continue
@@ -61,7 +61,7 @@ func GenerateOnTopLevel(defaultFile, configFile string, fieldsToExport *[]string
 		if field.Use != "" && field.From == "" {
 			field.From = vari.Def.From
 		}
-		values := GenerateForField(&field, true)
+		values := GenerateForFieldRecursive(&field, true)
 
 		vari.Def.Fields[index].Precision = field.Precision
 
@@ -111,26 +111,26 @@ func GenerateOnTopLevel(defaultFile, configFile string, fieldsToExport *[]string
 	return
 }
 
-func GenerateForField(field *model.DefField, withFix bool) (values []string) {
+func GenerateForFieldRecursive(field *model.DefField, withFix bool) (values []string) {
 	if len(field.Fields) > 0 { // sub fields
-		fieldNameToValuesMap := map[string][]string{}  // refer field name to values
+		fieldNameToValuesMap := map[string][]string{} // refer field name to values
 		fieldMap := map[string]model.DefField{}
 
+		// 1. prepare referred values
 		for _, child := range field.Fields {
 			if child.From == "" {
 				child.From = field.From
 			}
 
 			child.FileDir = field.FileDir
-			childValues := GenerateForField(&child, withFix)
+			childValues := GenerateForFieldRecursive(&child, withFix)
 			fieldNameToValuesMap[child.Field] = childValues
 			fieldMap[child.Field] = child
 		}
 
+		// 2. generate values for sub fields
 		arrOfArr := make([][]string, 0) // 2 dimension arr for child, [ [a,b,c], [1,2,3] ]
-
 		for _, child := range field.Fields {
-
 			childValues := fieldNameToValuesMap[child.Field]
 
 			if child.Value != "" {
@@ -139,6 +139,7 @@ func GenerateForField(field *model.DefField, withFix bool) (values []string) {
 			arrOfArr = append(arrOfArr, childValues)
 		}
 
+		// 3. get combined values for parent field
 		count := vari.Total
 		count = getRecordCount(arrOfArr)
 		if count > vari.Total {
@@ -161,7 +162,7 @@ func GenerateForField(field *model.DefField, withFix bool) (values []string) {
 			}
 
 			child.FileDir = field.FileDir
-			childValues := GenerateForField(&child, withFix)
+			childValues := GenerateForFieldRecursive(&child, withFix)
 			unionValues = append(unionValues, childValues...)
 		}
 
@@ -242,7 +243,7 @@ func GenerateForField(field *model.DefField, withFix bool) (values []string) {
 		values = loopFieldValues(field, values, vari.Total, true)
 
 	} else { // leaf field
-		values = GenerateFieldValuesForDef(field)
+		values = GenerateValuesForField(field)
 	}
 
 	if field.Rand && field.Type != constant.FieldTypeArticle {
@@ -252,7 +253,7 @@ func GenerateForField(field *model.DefField, withFix bool) (values []string) {
 	return values
 }
 
-func GenerateFieldValuesForDef(field *model.DefField) []string {
+func GenerateValuesForField(field *model.DefField) []string {
 	values := make([]string, 0)
 
 	fieldWithValues := CreateField(field)

src/gen/list.go

@@ -305,7 +305,7 @@ func CreateValuesFromYaml(field *model.DefField, yamlFile, stepStr string, repea
 
 	configFile := fileUtils.ComputerReferFilePath(yamlFile, field)
 	fieldsToExport := make([]string, 0) // set to empty to use all fields
-	rows, colIsNumArr, _ := GenerateOnTopLevel("", configFile, &fieldsToExport)
+	rows, colIsNumArr, _ := GenerateFromYaml("", configFile, &fieldsToExport)
 	if field.Rand {
 		rows = randomValuesArr(rows)
 	}

src/gen/protobuf.go

@@ -17,7 +17,7 @@ const (
 	bufFile   = "data.bin"
 )
 
-func GenerateProtobuf(protoFile string) (content, pth string) {
+func GenerateFromProtobuf(protoFile string) (content, pth string) {
 	outputDir := generateCls(protoFile)
 
 	convertFile := generateConverter(outputDir)

src/gen/res.go

@@ -25,12 +25,12 @@ func LoadResDef(fieldsToExport []string) (res map[string]map[string][]string) {
 			field.From = vari.Def.From
 			vari.Def.Fields[index].From = vari.Def.From
 		}
-		loadResForField(&field, &res)
+		loadResForFieldRecursive(&field, &res)
 	}
 	return
 }
 
-func loadResForField(field *model.DefField, res *map[string]map[string][]string) {
+func loadResForFieldRecursive(field *model.DefField, res *map[string]map[string][]string) {
 	if len(field.Fields) > 0 { // sub fields
 		for _, child := range field.Fields {
 			if child.Use != "" && child.From == "" {
@@ -38,7 +38,7 @@ func loadResForField(field *model.DefField, res *map[string]map[string][]string)
 			}
 
 			child.FileDir = field.FileDir
-			loadResForField(&child, res)
+			loadResForFieldRecursive(&child, res)
 		}
 	} else if len(field.Froms) > 0 { // multiple from
 		for _, child := range field.Froms {
@@ -47,10 +47,10 @@ func loadResForField(field *model.DefField, res *map[string]map[string][]string)
 			}
 
 			child.FileDir = field.FileDir
-			loadResForField(&child, res)
+			loadResForFieldRecursive(&child, res)
 		}
 
-	} else if field.From != "" && field.Type != constant.FieldTypeArticle { // refer to res
+	} else if field.From != "" && field.Type != constant.FieldTypeArticle { // from a res
 		var valueMap map[string][]string
 		resFile, resType, sheet := fileUtils.GetResProp(field.From, field.FileDir) // relate to current file
 		valueMap, _ = getResValue(resFile, resType, sheet, field)
@@ -67,7 +67,7 @@ func loadResForField(field *model.DefField, res *map[string]map[string][]string)
 			(*res)[field.From][resKey] = val
 		}
 
-	} else if field.Config != "" { // refer to config
+	} else if field.Config != "" { // from a config
 		resFile, resType, _ := fileUtils.GetResProp(field.Config, field.FileDir)
 		values, _ := getResValue(resFile, resType, "", field)
 		(*res)[field.Config] = values
@@ -94,7 +94,7 @@ func getResFromExcel(resFile, sheet string, field *model.DefField) map[string][]
 }
 
 func getResFromYaml(resFile string) (valueMap map[string][]string) { // , resName string) {
-	if vari.CacheResFileToMap[resFile] != nil {
+	if vari.CacheResFileToMap[resFile] != nil { // already cached
 		valueMap = vari.CacheResFileToMap[resFile]
 		//resName = vari.CacheResFileToName[resFile]
 		return
@@ -147,7 +147,7 @@ func getResFromInstances(insts model.ResInstances) (groupedValue map[string][]st
 		// gen values
 		fieldFromInsts := convertInstantToField(insts, inst)
 		group := inst.Instance
-		groupedValue[group] = GenerateForField(&fieldFromInsts, false)
+		groupedValue[group] = GenerateForFieldRecursive(&fieldFromInsts, false)
 	}
 
 	return groupedValue
@@ -159,7 +159,7 @@ func getResFromRanges(ranges model.ResRanges) map[string][]string {
 	for group, expression := range ranges.Ranges {
 		field := convertRangesToField(ranges, expression)
 
-		groupedValue[group] = GenerateForField(&field, false)
+		groupedValue[group] = GenerateForFieldRecursive(&field, false)
 	}
 
 	return groupedValue
@@ -195,7 +195,7 @@ func prepareNestedInstanceRes(insts model.ResInstances, inst model.ResInstancesI
 
 					// gen values
 					group := referencedInst.Instance
-					groupedValueReferenced[group] = GenerateForField(&field, false)
+					groupedValueReferenced[group] = GenerateForFieldRecursive(&field, false)
 				}
 			}
 
@@ -267,7 +267,7 @@ func getResForConfig(configRes model.DefField) map[string][]string {
 	groupedValue := map[string][]string{}
 
 	// config field is a standard field
-	groupedValue["all"] = GenerateForField(&configRes, false)
+	groupedValue["all"] = GenerateForFieldRecursive(&configRes, false)
 
 	return groupedValue
 }

src/gen/timestamp.go → src/gen/timestampVar.go

@@ -228,7 +228,7 @@ func incrementUnit(originalVal int64, incNum int, unit string) (ret int64) {
 	case "D":
 		start = start.AddDate(0, 0, incNum)
 	case "w":
-		start = start.AddDate(0, 0, incNum * 7)
+		start = start.AddDate(0, 0, incNum*7)
 	case "h":
 		start = start.Add(time.Hour * time.Duration(incNum))
 	case "m":
@@ -254,13 +254,13 @@ func increment(originalVal int64, incrementStr string) (ret int64) {
 	return
 }
 
-func GenerateTimeItems(start int64, end int64, step int, unit string, repeat int, repeatTag string) []interface{}{
+func GenerateTimeItems(start int64, end int64, step int, unit string, repeat int, repeatTag string) []interface{} {
 	arr := make([]interface{}, 0)
 
 	total := 0
 	if repeatTag == "" {
 		for i := 0; true; {
-			val := incrementUnit(start, i * step, unit)
+			val := incrementUnit(start, i*step, unit)
 			//val := start + int64(i*step)
 			if (val >= end && step > 0) || (val <= end && step < 0) {
 				break

src/model/domain.go

@@ -73,11 +73,11 @@ type FieldBase struct {
 	FieldSimple `yaml:",inline"`
 
 	Config string `yaml:"config,omitempty"`
+	Use    string `yaml:"use,omitempty"`
 	From   string `yaml:"from,omitempty"`
 	Select string `yaml:"select,omitempty"`
 	Where  string `yaml:"where,omitempty"`
 	Limit  int    `yaml:"limit,omitempty"`
-	Use    string `yaml:"use,omitempty"`
 
 	IsNumb bool   `yaml:"isNumb,omitempty"`
 	Expect string `yaml:"expect,omitempty"`
@@ -103,11 +103,14 @@ type FieldSimple struct {
 	Type    string `yaml:"type,omitempty"`
 	Mode    string `yaml:"mode,omitempty"`
 
-	LoopStart          int  `yaml:"-"`
-	LoopEnd            int  `yaml:"-"`
-	LoopIndex          int  `yaml:"-"`
-	IsRand             bool `yaml:"-"`
-	ReferToAnotherYaml bool `yaml:"-"`
+	LoopStart          int    `yaml:"-"`
+	LoopEnd            int    `yaml:"-"`
+	LoopIndex          int    `yaml:"-"`
+	IsRand             bool   `yaml:"-"`
+	ReferToAnotherYaml bool   `yaml:"-"`
+	FkDef              string `yaml:"fkDef,omitempty"`
+	FkField            string `yaml:"fkField,omitempty"`
+	FkRelation         string `yaml:"fkRelation,omitempty"`
 }
 
 type FieldWithValues struct {
@@ -142,14 +145,17 @@ type DefExport struct {
 	XFields []DefFieldExport `yaml:"xfields,flow"` // control orders
 }
 type DefFieldExport struct {
-	Field   string `yaml:"field"`
-	Prefix  string `yaml:"prefix,omitempty"`
-	Postfix string `yaml:"postfix,omitempty"`
-	Divider string `yaml:"divider,omitempty"`
-	Select  string `yaml:"select,omitempty"`
-	Where   string `yaml:"where,omitempty"`
-	Rand    bool   `yaml:"rand"`
-	Limit   int    `yaml:"limit,omitempty"`
+	Field      string `yaml:"field"`
+	Prefix     string `yaml:"prefix,omitempty"`
+	Postfix    string `yaml:"postfix,omitempty"`
+	Divider    string `yaml:"divider,omitempty"`
+	Select     string `yaml:"select,omitempty"`
+	Where      string `yaml:"where,omitempty"`
+	Rand       bool   `yaml:"rand"`
+	Limit      int    `yaml:"limit,omitempty"`
+	FkFile     string `gorm:"column:fkFile" json:"fkFile" yaml:"fkFile,omitempty"`
+	FkField    string `gorm:"column:fkField" json:"fkField" yaml:"fkField,omitempty"`
+	FkRelation string `gorm:"column:fkRelation" json:"fkRelation" yaml:"fkRelation,omitempty"`
 }
 type Article struct {
 	Title   string         `yaml:"title"`

src/model/model.go

@@ -35,25 +35,28 @@ type ZdField struct {
 	Field string `gorm:"column:field" json:"field"`
 	Note  string `gorm:"column:note" json:"note"`
 
-	Range    string `gorm:"column:range" json:"range"`
-	Prefix   string `gorm:"column:prefix" json:"prefix"`
-	Postfix  string `gorm:"column:postfix" json:"postfix"`
-	Divider  string `gorm:"column:divider" json:"divider"`
-	Loop     string `gorm:"column:loop" json:"loop"`
-	Loopfix  string `gorm:"column:loopfix" json:"loopfix"`
-	Format   string `gorm:"column:format" json:"format"`
-	Type     string `gorm:"column:type" json:"type"`
-	Mode     string `gorm:"column:mode" json:"mode"`
-	Length   int    `gorm:"column:length" json:"length"`
-	LeftPad  string `gorm:"column:leftPad" json:"leftPad"`
-	RightPad string `gorm:"column:rightPad" json:"rightPad"`
-	Rand     bool   `gorm:"column:rand" json:"rand"`
-	Config   string `gorm:"column:config" json:"config"`
-	Use      string `gorm:"column:use" json:"use"`
-	From     string `gorm:"column:fromCol" json:"fromCol"`
-	Select   string `gorm:"column:selectCol" json:"selectCol"`
-	Where    string `gorm:"column:whereCol" json:"whereCol"`
-	Limit    int    `gorm:"column:limitCol" json:"limitCol"`
+	Range      string `gorm:"column:range" json:"range"`
+	Prefix     string `gorm:"column:prefix" json:"prefix"`
+	Postfix    string `gorm:"column:postfix" json:"postfix"`
+	Divider    string `gorm:"column:divider" json:"divider"`
+	Loop       string `gorm:"column:loop" json:"loop"`
+	Loopfix    string `gorm:"column:loopfix" json:"loopfix"`
+	Format     string `gorm:"column:format" json:"format"`
+	Type       string `gorm:"column:type" json:"type"`
+	Mode       string `gorm:"column:mode" json:"mode"`
+	Length     int    `gorm:"column:length" json:"length"`
+	LeftPad    string `gorm:"column:leftPad" json:"leftPad"`
+	RightPad   string `gorm:"column:rightPad" json:"rightPad"`
+	Rand       bool   `gorm:"column:rand" json:"rand"`
+	Config     string `gorm:"column:config" json:"config"`
+	Use        string `gorm:"column:use" json:"use"`
+	From       string `gorm:"column:fromCol" json:"fromCol"`
+	Select     string `gorm:"column:selectCol" json:"selectCol"`
+	Where      string `gorm:"column:whereCol" json:"whereCol"`
+	Limit      int    `gorm:"column:limitCol" json:"limitCol"`
+	FkFile     string `gorm:"column:fkFile" json:"fkFile" yaml:"fkFile,omitempty"`
+	FkField    string `gorm:"column:fkField" json:"fkField" yaml:"fkField,omitempty"`
+	FkRelation string `gorm:"column:fkRelation" json:"fkRelation" yaml:"fkRelation,omitempty"`
 
 	// refer to yaml or text by using range prop
 	Step   string `gorm:"column:step" json:"step"`
@@ -209,12 +212,15 @@ type ZdInstancesItem struct {
 	RightPad string `gorm:"column:rightPad" json:"rightPad" yaml:"rightPad,omitempty"`
 	Rand     bool   `gorm:"column:rand" json:"rand" yaml:"rand,omitempty"`
 
-	Config string `gorm:"column:config" json:"config" yaml:"config,omitempty"`
-	Use    string `gorm:"column:use" json:"use" yaml:"use,omitempty"`
-	From   string `gorm:"column:fromCol" json:"fromCol" yaml:"from,omitempty"`
-	Select string `gorm:"column:selectCol" json:"selectCol" yaml:"select,omitempty"`
-	Where  string `gorm:"column:whereCol" json:"whereCol" yaml:"where,omitempty"`
-	Limit  int    `gorm:"column:limitCol" json:"limitCol" yaml:"limit,omitempty"`
+	Config     string `gorm:"column:config" json:"config" yaml:"config,omitempty"`
+	Use        string `gorm:"column:use" json:"use" yaml:"use,omitempty"`
+	From       string `gorm:"column:fromCol" json:"fromCol" yaml:"from,omitempty"`
+	Select     string `gorm:"column:selectCol" json:"selectCol" yaml:"select,omitempty"`
+	Where      string `gorm:"column:whereCol" json:"whereCol" yaml:"where,omitempty"`
+	Limit      int    `gorm:"column:limitCol" json:"limitCol" yaml:"limit,omitempty"`
+	FkFile     string `gorm:"column:fkFile" json:"fkFile" yaml:"fkFile,omitempty"`
+	FkField    string `gorm:"column:fkField" json:"fkField" yaml:"fkField,omitempty"`
+	FkRelation string `gorm:"column:fkRelation" json:"fkRelation" yaml:"fkRelation,omitempty"`
 
 	Exp         string `gorm:"column:exp" json:"exp" yaml:"exp,omitempty"`
 	InstancesID uint   `gorm:"column:instancesID" json:"instancesID" yaml:"-"`