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
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Keson
GitHub
@@ -1,105 +1,50 @@
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package gen
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import (
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"bytes"
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"strings"
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"text/template"
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)
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"fmt"
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var (
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cacheKeyExpressionTemplate = `cache{{.upperCamelTable}}{{.upperCamelField}}Prefix = "cache#{{.lowerCamelTable}}#{{.lowerCamelField}}#"`
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keyTemplate = `{{.lowerCamelField}}Key := fmt.Sprintf("%s%v", {{.define}}, {{.lowerCamelField}})`
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keyRespTemplate = `{{.lowerCamelField}}Key := fmt.Sprintf("%s%v", {{.define}}, resp.{{.upperCamelField}})`
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keyDataTemplate = `{{.lowerCamelField}}Key := fmt.Sprintf("%s%v", {{.define}}, data.{{.upperCamelField}})`
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"github.com/tal-tech/go-zero/tools/goctl/model/sql/parser"
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"github.com/tal-tech/go-zero/tools/goctl/util/stringx"
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)
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type (
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// tableName:user
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// {{prefix}}=cache
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// key:id
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Key struct {
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Define string // cacheKey define,如：cacheUserUserIdPrefix
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Value string // cacheKey value expression,如：cache#user#userId#
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Expression string // cacheKey expression，如:cacheUserUserIdPrefix="cache#user#userId#"
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KeyVariable string // cacheKey 声明变量，如：userIdKey
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Key string // 缓存key的代码,如 userIdKey:=fmt.Sprintf("%s%v", cacheUserUserIdPrefix, userId)
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DataKey string // 缓存key的代码,如 userIdKey:=fmt.Sprintf("%s%v", cacheUserUserIdPrefix, data.userId)
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RespKey string // 缓存key的代码,如 userIdKey:=fmt.Sprintf("%s%v", cacheUserUserIdPrefix, resp.userId)
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VarExpression string // cacheUserIdPrefix="cache#user#id#"
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Left string // cacheUserIdPrefix
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Right string // cache#user#id#
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Variable string // userIdKey
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KeyExpression string // userIdKey: = fmt.Sprintf("cache#user#id#%v", userId)
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DataKeyExpression string // userIdKey: = fmt.Sprintf("cache#user#id#%v", data.userId)
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RespKeyExpression string // userIdKey: = fmt.Sprintf("cache#user#id#%v", resp.userId)
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}
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)
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// key-数据库原始字段名,value-缓存key对象
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func genCacheKeys(table *InnerTable) (map[string]Key, error) {
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// key-数据库原始字段名,value-缓存key相关数据
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func genCacheKeys(table parser.Table) (map[string]Key, error) {
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fields := table.Fields
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var m = make(map[string]Key)
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if !table.ContainsCache {
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return m, nil
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}
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m := make(map[string]Key)
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camelTableName := table.Name.Snake2Camel()
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lowerStartCamelTableName := stringx.From(camelTableName).LowerStart()
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for _, field := range fields {
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if !field.Cache && !field.IsPrimaryKey {
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if !field.IsKey {
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continue
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}
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t, err := template.New("keyExpression").Parse(cacheKeyExpressionTemplate)
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if err != nil {
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return nil, err
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}
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var expressionBuffer = new(bytes.Buffer)
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err = t.Execute(expressionBuffer, map[string]string{
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"upperCamelTable": table.UpperCamelCase,
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"lowerCamelTable": table.LowerCamelCase,
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"upperCamelField": field.UpperCamelCase,
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"lowerCamelField": field.LowerCamelCase,
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})
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if err != nil {
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return nil, err
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}
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expression := expressionBuffer.String()
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expressionAr := strings.Split(expression, "=")
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define := strings.TrimSpace(expressionAr[0])
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value := strings.TrimSpace(expressionAr[1])
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t, err = template.New("key").Parse(keyTemplate)
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if err != nil {
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return nil, err
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}
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var keyBuffer = new(bytes.Buffer)
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err = t.Execute(keyBuffer, map[string]string{
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"lowerCamelField": field.LowerCamelCase,
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"define": define,
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})
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if err != nil {
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return nil, err
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}
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t, err = template.New("keyData").Parse(keyDataTemplate)
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if err != nil {
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return nil, err
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}
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var keyDataBuffer = new(bytes.Buffer)
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err = t.Execute(keyDataBuffer, map[string]string{
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"lowerCamelField": field.LowerCamelCase,
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"upperCamelField": field.UpperCamelCase,
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"define": define,
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})
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if err != nil {
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return nil, err
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}
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t, err = template.New("keyResp").Parse(keyRespTemplate)
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if err != nil {
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return nil, err
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}
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var keyRespBuffer = new(bytes.Buffer)
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err = t.Execute(keyRespBuffer, map[string]string{
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"lowerCamelField": field.LowerCamelCase,
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"upperCamelField": field.UpperCamelCase,
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"define": define,
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})
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if err != nil {
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return nil, err
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}
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m[field.SnakeCase] = Key{
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Define: define,
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Value: value,
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Expression: expression,
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KeyVariable: field.LowerCamelCase + "Key",
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Key: keyBuffer.String(),
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DataKey: keyDataBuffer.String(),
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RespKey: keyRespBuffer.String(),
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camelFieldName := field.Name.Snake2Camel()
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lowerStartCamelFieldName := stringx.From(camelFieldName).LowerStart()
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left := fmt.Sprintf("cache%s%sPrefix", camelTableName, camelFieldName)
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right := fmt.Sprintf("cache#%s#%s#", camelTableName, lowerStartCamelFieldName)
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variable := fmt.Sprintf("%s%sKey", lowerStartCamelTableName, camelFieldName)
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m[field.Name.Source()] = Key{
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VarExpression: fmt.Sprintf(`%s = "%s"`, left, right),
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Left: left,
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Right: right,
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Variable: variable,
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KeyExpression: fmt.Sprintf(`%s := fmt.Sprintf("%s%s", %s,%s)`, variable, "%s", "%v", left, lowerStartCamelFieldName),
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DataKeyExpression: fmt.Sprintf(`%s := fmt.Sprintf("%s%s",%s, data.%s)`, variable, "%s", "%v", left, camelFieldName),
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RespKeyExpression: fmt.Sprintf(`%s := fmt.Sprintf("%s%s", %s,resp.%s)`, variable, "%s", "%v", left, camelFieldName),
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}
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}
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return m, nil
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