goctl model reactor (#15)

* reactor sql generation

* reactor sql generation

* add console & example

* optimize unit test & add document

* modify default config

* remove test file

* Revert "remove test file"

This reverts commit 81041f9e

* fix stringx.go & optimize example

* remove unused code

tools/goctl/model/sql/gen/vars.go

@@ -1,36 +1,33 @@
 package gen
 
 import (
-	"bytes"
 	"strings"
-	"text/template"
 
-	sqltemplate "github.com/tal-tech/go-zero/tools/goctl/model/sql/template"
+	"github.com/tal-tech/go-zero/tools/goctl/model/sql/template"
+	"github.com/tal-tech/go-zero/tools/goctl/util/stringx"
+	"github.com/tal-tech/go-zero/tools/goctl/util/templatex"
 )
 
-func genVars(table *InnerTable) (string, error) {
-	t, err := template.New("vars").Parse(sqltemplate.Vars)
-	if err != nil {
-		return "", err
-	}
-	varBuffer := new(bytes.Buffer)
-	m, err := genCacheKeys(table)
-	if err != nil {
-		return "", err
-	}
+func genVars(table Table, withCache bool) (string, error) {
 	keys := make([]string, 0)
-	for _, v := range m {
-		keys = append(keys, v.Expression)
+	for _, v := range table.CacheKey {
+		keys = append(keys, v.VarExpression)
 	}
-	err = t.Execute(varBuffer, map[string]interface{}{
-		"lowerObject":     table.LowerCamelCase,
-		"upperObject":     table.UpperCamelCase,
-		"createNotFound":  table.CreateNotFound,
-		"keysDefine":      strings.Join(keys, "\r\n"),
-		"snakePrimaryKey": table.PrimaryField.SnakeCase,
-	})
+	camel := table.Name.Snake2Camel()
+	output, err := templatex.With("var").
+		Parse(template.Vars).
+		GoFmt(true).
+		Execute(map[string]interface{}{
+			"lowerStartCamelObject": stringx.From(camel).LowerStart(),
+			"upperStartCamelObject": camel,
+			"cacheKeys":             strings.Join(keys, "\r\n"),
+			"autoIncrement":         table.PrimaryKey.AutoIncrement,
+			"originalPrimaryKey":    table.PrimaryKey.Name.Source(),
+			"withCache":             withCache,
+		})
 	if err != nil {
 		return "", err
 	}
-	return varBuffer.String(), nil
+
+	return output.String(), nil
 }