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go-zero/tools/goctl/model/sql/gen/keys.go

52 lines
1.9 KiB
Go

package gen
import (
"fmt"
"github.com/tal-tech/go-zero/tools/goctl/model/sql/parser"
"github.com/tal-tech/go-zero/tools/goctl/util/stringx"
)
type (
// tableName:user
// {{prefix}}=cache
// key:id
Key struct {
VarExpression string // cacheUserIdPrefix="cache#user#id#"
Left string // cacheUserIdPrefix
Right string // cache#user#id#
Variable string // userIdKey
KeyExpression string // userIdKey: = fmt.Sprintf("cache#user#id#%v", userId)
DataKeyExpression string // userIdKey: = fmt.Sprintf("cache#user#id#%v", data.userId)
RespKeyExpression string // userIdKey: = fmt.Sprintf("cache#user#id#%v", resp.userId)
}
)
// key-数据库原始字段名,value-缓存key相关数据
func genCacheKeys(table parser.Table) (map[string]Key, error) {
fields := table.Fields
m := make(map[string]Key)
camelTableName := table.Name.ToCamel()
lowerStartCamelTableName := stringx.From(camelTableName).UnTitle()
for _, field := range fields {
if !field.IsKey {
continue
}
camelFieldName := field.Name.ToCamel()
lowerStartCamelFieldName := stringx.From(camelFieldName).UnTitle()
left := fmt.Sprintf("cache%s%sPrefix", camelTableName, camelFieldName)
right := fmt.Sprintf("cache#%s#%s#", camelTableName, lowerStartCamelFieldName)
variable := fmt.Sprintf("%s%sKey", lowerStartCamelTableName, camelFieldName)
m[field.Name.Source()] = Key{
VarExpression: fmt.Sprintf(`%s = "%s"`, left, right),
Left: left,
Right: right,
Variable: variable,
KeyExpression: fmt.Sprintf(`%s := fmt.Sprintf("%s%s", %s,%s)`, variable, "%s", "%v", left, lowerStartCamelFieldName),
DataKeyExpression: fmt.Sprintf(`%s := fmt.Sprintf("%s%s",%s, data.%s)`, variable, "%s", "%v", left, camelFieldName),
RespKeyExpression: fmt.Sprintf(`%s := fmt.Sprintf("%s%s", %s,resp.%s)`, variable, "%s", "%v", left, camelFieldName),
}
}
return m, nil
}