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Copy pathyaml_to_sql_manager.go
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yaml_to_sql_manager.go
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package tblschema
import (
"bufio"
"encoding/json"
"fmt"
"os"
"path"
"strings"
"gopkg.in/yaml.v3"
"gorm.io/driver/mysql"
"gorm.io/gorm"
"github.com/pulingfu/tblschema/information_schema"
"github.com/tidwall/gjson"
"github.com/tidwall/sjson"
)
type YamlToSqlHandler struct {
IsOutputBuildSchema bool // 是否输出编译后的结构
IsEncryOutputBuildSchema bool // 是否加密 编译后的结构
EncryKey string // 加密key
BuildSchemaDest string //
dsn string //数据库连接dsn,列：用户:密码@(127.0.0.1:3306)/数据库?charset=utf8mb4&parseTime=True&loc=Local
db *gorm.DB //数据库连接
YamlPath string //yaml文件路径
yamlFileFullPaths []string
tables []string
sql []string
}
// NewYamlToSqlHandler 创建表结构维护器
func NewYamlToSqlHandler() *YamlToSqlHandler {
return &YamlToSqlHandler{
IsOutputBuildSchema: false,
IsEncryOutputBuildSchema: false,
BuildSchemaDest: "./tblschema.value",
}
}
// SetDsn 设置数据库连接
func (ts *YamlToSqlHandler) SetDsn(dsn string) *YamlToSqlHandler {
ts.dsn = dsn
return ts
}
// SetDB 设置数据库连接
func (ts *YamlToSqlHandler) SetDB(db *gorm.DB) *YamlToSqlHandler {
ts.db = db
return ts
}
func (ts *YamlToSqlHandler) connectSql() {
if ts.db == nil {
if ts.dsn == "" {
panic("数据库连接不能为空")
}
var configs = &gorm.Config{}
db, err := gorm.Open(mysql.Open(ts.dsn), configs)
if err != nil {
panic(err)
}
ts.db = db
}
}
// SetYamlPath 设置yaml配置文件路径
func (ts *YamlToSqlHandler) SetYamlPath(yamlPath string) *YamlToSqlHandler {
ts.YamlPath = yamlPath
return ts
}
// SetIsOutputBuildSchema 设置是否输出编译后的结构 用于加密或者强制发布前检查
func (ts *YamlToSqlHandler) SetIsOutputBuildSchema(value bool, encry bool, key string) *YamlToSqlHandler {
ts.IsOutputBuildSchema = value
ts.IsEncryOutputBuildSchema = encry
ts.EncryKey = key
return ts
}
// SetBuildSchemaDest 设置编译后的文件路径
func (ts *YamlToSqlHandler) SetBuildSchemaDest(dest string) *YamlToSqlHandler {
ts.BuildSchemaDest = dest
return ts
}
func (ts *YamlToSqlHandler) getyamlFileFullPaths() *YamlToSqlHandler {
files, err := os.ReadDir(ts.YamlPath)
if err != nil {
fmt.Println(err)
}
for _, f := range files {
// fmt.Println(f.Name())
filename := string(f.Name())
if strings.Contains(filename, ".yml") {
filename = fmt.Sprintf("%s%s", ts.YamlPath, filename)
ts.yamlFileFullPaths = append(ts.yamlFileFullPaths, filename)
// fmt.Println(ts.yamlFileFullPaths)
}
}
return ts
}
func (ts *YamlToSqlHandler) getYamlDatas() *YamlToSqlHandler {
var buildmapping = map[string]interface{}{}
for _, v := range ts.yamlFileFullPaths {
yamlFile, err := os.ReadFile(v)
if err != nil {
fmt.Println(err.Error())
}
table := map[string]interface{}{}
err = yaml.Unmarshal(yamlFile, &table)
if err != nil {
fmt.Println(err.Error())
}
jb, err := json.Marshal(&table)
tvalue := string(jb)
tname := gjson.Parse(tvalue).Get("Table.table").String()
if _, ok := buildmapping[tname]; ok {
fmt.Printf("\x1b[%dm配置文件: %s 序列化失败，重复定义的表 \x1b[0m\n", 31, v)
panic(fmt.Sprintf("\x1b[%dm配置文件: %s 序列化失败\x1b[0m\n", 31, v))
}
sharding_tables := gjson.Parse(tvalue).Get("Table.sharding_tables").String()
if sharding_tables != "" {
for _, sharding_name := range strings.Split(sharding_tables, ",") {
if sharding_name == "" {
continue
}
sharding_tblv, _ := sjson.Set(tvalue, "Table.table", sharding_name)
ts.tables = append(ts.tables, sharding_tblv)
}
} else {
ts.tables = append(ts.tables, tvalue)
}
buildmapping[tname] = table
// t, err := json.Marshal(&table)
// fmt.Println("json:", string(jb))
if err != nil {
fmt.Printf("\x1b[%dm配置文件: %s 序列化失败\x1b[0m\n", 31, v)
panic(fmt.Sprintf("\x1b[%dm配置文件: %s 序列化失败\x1b[0m\n", 31, v))
}
}
if ts.IsOutputBuildSchema {
jb, err := json.Marshal(&buildmapping)
if err != nil {
fmt.Printf("\x1b[%dm 序列化编译产物失败 \x1b[0m\n", 31)
panic(fmt.Sprintf("\x1b[%dm 序列化编译产物失败 \x1b[0m\n", 31))
}
bvalue := string(jb)
if ts.IsEncryOutputBuildSchema {
bvalue, err = EncryptString(bvalue, []byte(ts.EncryKey))
if err != nil {
fmt.Printf("\x1b[%dm 序列化编译产物加密失败: %s \x1b[0m\n", 31, err.Error())
panic(fmt.Sprintf("\x1b[%dm 序列化编译产物加密失败: %s \x1b[0m\n", 31, err.Error()))
}
}
os.MkdirAll(path.Dir(ts.BuildSchemaDest), os.ModePerm)
file, err := os.Create(ts.BuildSchemaDest)
if err != nil {
fmt.Printf("\x1b[%dm 序列化产物写入失败 \x1b[0m\n", 31)
panic(fmt.Sprintf("\x1b[%dm 序列化产物写入失败 %s \x1b[0m\n", 31, err.Error()))
}
defer file.Close()
writer := bufio.NewWriter(file)
_, err = fmt.Fprint(writer, bvalue)
if err != nil {
fmt.Printf("\x1b[%dm 序列化编译产物写入失败 %s\x1b[0m\n", 31, err.Error())
panic(fmt.Sprintf("\x1b[%dm 序列化编译产物写入失败 %s \x1b[0m\n", 31, err.Error()))
}
writer.Flush()
}
return ts
}
func (ts *YamlToSqlHandler) loadFromBuildSchema() *YamlToSqlHandler {
bvalue, err := os.ReadFile(ts.BuildSchemaDest)
if err != nil {
fmt.Printf("\x1b[%dm 序列化编译产物读取失败 \x1b[0m\n", 31)
panic(fmt.Sprintf("\x1b[%dm 序列化编译产物读取失败 \x1b[0m\n", 31))
}
bvaluestr := string(bvalue)
if ts.IsEncryOutputBuildSchema {
bvaluestr, err = DecryptString(bvaluestr, []byte(ts.EncryKey))
if err != nil {
fmt.Printf("\x1b[%dm 序列化编译产物解密失败 \x1b[0m\n", 31)
panic(fmt.Sprintf("\x1b[%dm 序列化编译产物解密失败 \x1b[0m\n", 31))
}
}
gjson.Parse(bvaluestr).ForEach(func(key, value gjson.Result) bool {
sharding_tables := value.Get("Table.sharding_tables").String()
_value := value.String()
if sharding_tables != "" {
for _, sharding_name := range strings.Split(sharding_tables, ",") {
if sharding_name == "" {
continue
}
sharding_tblv, _ := sjson.Set(_value, "Table.table", sharding_name)
ts.tables = append(ts.tables, sharding_tblv)
}
} else {
ts.tables = append(ts.tables, value.String())
}
return true
})
return ts
}
func (ts *YamlToSqlHandler) doSchema() *YamlToSqlHandler {
// fmt.Println(ts.tables)
for i, tbl := range ts.tables {
// sql := ""
tbJson := gjson.Get(tbl, "Table")
if tbJson.Exists() {
tname := tbJson.Get("table")
// fmt.Println(tname)
if tname.Exists() {
var sqlTbl information_schema.SqlTable
ts.db.Table("INFORMATION_SCHEMA.TABLES").
Select("*").
Where("TABLE_SCHEMA=database()").
Where("TABLE_NAME=?", tname.String()).Find(&sqlTbl)
// fmt.Println(sqlTbl)
//数据库里没有这张表
if sqlTbl.TableName == "" {
create := ts.getCreateTableSql(tbJson)
// sql = fmt.Sprintf("%s;\n%s", sql, create)
ts.sql = append(ts.sql, create)
// fmt.Println(create)
} else {
change := ts.getGetChangeTableSql(tbJson, sqlTbl)
ts.sql = append(ts.sql, change)
// fmt.Println(change)
}
} else {
fmt.Printf("\x1b[%dm 文件: %s 缺少表名\x1b[0m\n", 31, ts.yamlFileFullPaths[i])
panic("缺少表名")
}
} else {
fmt.Printf("\x1b[%dm 文件: %s 不正确\x1b[0m\n", 31, ts.yamlFileFullPaths[i])
panic("配置文件不正确")
}
}
return ts
}
func (ts *YamlToSqlHandler) getCreateTableSql(tbl gjson.Result) string {
tname := tbl.Get("table")
// sql := fmt.Sprintf("CREATE TABLE %s()", tname.String())
sql := ""
createPrefix := fmt.Sprintf("CREATE TABLE %s(\n", tname.String())
if tbl.Get("options.charset").String() == "" {
fmt.Printf("\x1b[%dm 表: %s charset 不正确\x1b[0m\n", 31, tname)
panic("配置文件不正确")
}
if tbl.Get("options.collate").String() == "" {
fmt.Printf("\x1b[%dm 表: %s collate 不正确\x1b[0m\n", 31, tname)
panic("配置文件不正确")
}
createSuffix := fmt.Sprintf(")\nDEFAULT CHARACTER SET %s COLLATE %s ENGINE = InnoDB ",
tbl.Get("options.charset").String(),
tbl.Get("options.collate").String(),
)
if tbl.Get("options.comment").String() != "" {
createSuffix = fmt.Sprintf("%s COMMENT = '%s' ;",
createSuffix,
tbl.Get("options.comment").String(),
)
}
// var Ids []information_schema.TalbeIdInfo
// gjson.ForEachLine(tbl.Get("id").String(), func(line gjson.Result) bool {
// fmt.Println(line)
// return true
// })
// fmt.Println(tbl.Get("id.id.type").IsObject())
// fmt.Println(tbl.Get("id.id").IsObject())
// fmt.Println(tbl.Get("id").IsObject())
var noId bool
// var noUniqueIndex bool
// var noIndex bool
columns := ""
primary_key := "PRIMARY KEY("
if tbl.Get("id").IsObject() {
tbl.Get("id").ForEach(func(key, value gjson.Result) bool {
if value.IsObject() {
columnType := value.Get("type").String()
if columnType == "varchar" {
columnType = "varchar(255)"
}
columns = fmt.Sprintf("%s\t%s %s %s NOT NULL,\n",
columns,
key.String(),
columnType,
value.Get("generator").String(),
)
primary_key = fmt.Sprintf("%s %s ,", primary_key, key.String())
} else {
noId = true
}
// fmt.Println("key=", key, "====value=", value)
return true
})
primary_key = fmt.Sprintf("%s)", primary_key[:len(primary_key)-1])
} else {
noId = true
}
if tbl.Get("fields").IsObject() {
tbl.Get("fields").ForEach(func(key, value gjson.Result) bool {
if value.IsObject() {
def := value.Get("default").String()
generator := value.Get("generator").String()
comment := value.Get("comment")
columnType := value.Get("type").String()
if columnType == "varchar" {
columnType = "varchar(255)"
}
if value.Get("nullable").Bool() {
//不能有默认值的或者不写默认值
if !value.Get("default").Exists() || isNoDefaultType(columnType) {
if isNoDefaultType(columnType) {
columns = fmt.Sprintf("%s\t%s %s COMMENT '%s' ,\n",
columns,
key.String(),
columnType,
comment,
)
} else {
columns = fmt.Sprintf("%s\t%s %s DEFAULT NULL %s COMMENT '%s' ,\n",
columns,
key.String(),
columnType,
generator,
comment,
)
}
} else {
columns = fmt.Sprintf("%s\t%s %s DEFAULT '%s' %s COMMENT '%s' ,\n",
columns,
key.String(),
columnType,
def,
generator,
comment,
)
}
} else {
if !value.Get("default").Exists() || isNoDefaultType(columnType) {
if isNoDefaultType(columnType) {
columns = fmt.Sprintf("%s\t%s %s NOT NULL COMMENT '%s' ,\n",
columns,
key.String(),
columnType,
comment,
)
} else {
columns = fmt.Sprintf("%s\t%s %s NOT NULL %s COMMENT '%s' ,\n",
columns,
key.String(),
columnType,
generator,
comment,
)
}
} else {
columns = fmt.Sprintf("%s\t%s %s DEFAULT '%s' NOT NULL %s COMMENT '%s' ,\n",
columns,
key.String(),
columnType,
def,
generator,
comment,
)
}
}
} else {
fmt.Printf("\x1b[%dm 表: %s 的 %s 不正确\x1b[0m\n", 31, tname, key.String())
panic("配置文件不正确")
}
return true
})
}
if tbl.Get("indexes").IsObject() {
tbl.Get("indexes").ForEach(func(key, value gjson.Result) bool {
if value.Get("columns").IsArray() {
indexColumns := value.Get("columns").Array()
indexKeys := ""
for _, ic := range indexColumns {
indexKeys = fmt.Sprintf("%s%s,", indexKeys, ic.String())
}
indexKeys = indexKeys[:len(indexKeys)-1]
columns = fmt.Sprintf("%s\tINDEX %s (%s),\n",
columns,
key.String(),
indexKeys,
)
}
return true
})
}
if tbl.Get("unique_indexes").IsObject() {
tbl.Get("unique_indexes").ForEach(func(key, value gjson.Result) bool {
if value.Get("columns").IsArray() {
indexColumns := value.Get("columns").Array()
indexKeys := ""
for _, ic := range indexColumns {
indexKeys = fmt.Sprintf("%s%s,", indexKeys, ic.String())
}
indexKeys = indexKeys[:len(indexKeys)-1]
columns = fmt.Sprintf("%s\tUNIQUE INDEX %s (%s),\n",
columns,
key.String(),
indexKeys,
)
}
return true
})
}
if tbl.Get("fulltext_indexes").IsObject() {
tbl.Get("fulltext_indexes").ForEach(func(key, value gjson.Result) bool {
if value.Get("columns").IsArray() {
indexColumns := value.Get("columns").Array()
indexKeys := ""
for _, ic := range indexColumns {
indexKeys = fmt.Sprintf("%s%s,", indexKeys, ic.String())
}
indexKeys = indexKeys[:len(indexKeys)-1]
columns = fmt.Sprintf("%s\tFULLTEXT INDEX %s (%s),\n",
columns,
key.String(),
indexKeys,
)
}
return true
})
}
if !noId {
columns = fmt.Sprintf("%s\t%s\n",
columns,
primary_key,
)
} else {
columns = columns[:len(columns)-2]
}
sql = fmt.Sprintf("%s%s%s\n", createPrefix, columns, createSuffix)
return sql
}
func isNoDefaultType(dataType string) bool {
switch dataType {
case "tinytext", "mediumtext", "text", "longtext", "blob", "tinyblob",
"mediumblob", "longblob":
return true
}
return false
}
func verifyDataType(dataType string) int {
switch dataType {
case "int", "integer", "tinyint", "smallint", "mediumint", "bigint",
"int unsigned", "integer unsigned", "tinyint unsigned", "smallint unsigned",
"mediumint unsigned", "bigint unsigned", "bit":
return 1
case "float", "double", "decimal":
return 2
case "bool":
return 3
case "enum", "set", "varchar", "char", "tinytext", "mediumtext", "text", "longtext", "blob", "tinyblob",
"mediumblob", "longblob", "binary", "varbinary":
return 4
case "date", "datetime", "timestamp", "time":
return 5
//不能有默认值的类型
}
return 0
}
func (ts *YamlToSqlHandler) doSqlSafe() *YamlToSqlHandler {
// fmt.Println("您将要执行的结构操作为：")
fmt.Printf("\x1b[%dm您将要执行的结构操作为： \x1b[0m\n", 34)
for k, v := range ts.sql {
vv := strings.ReplaceAll(v, "\n", "")
vv = strings.ReplaceAll(vv, " ", "")
if vv == "" {
continue
}
fmt.Println(">>>>>>>>>>>>>", gjson.Parse(ts.tables[k]).Get("Table.table").String(), ">>>>>>>>>>>>>")
fmt.Printf("\x1b[%dm%s \x1b[0m\n", 33, v)
fmt.Println("<<<<<<<<<<<<<", gjson.Parse(ts.tables[k]).Get("Table.table").String(), "<<<<<<<<<<<<<")
}
fmt.Printf("\x1b[%dm>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>： \x1b[0m\n", 34)
fmt.Printf("\x1b[%dm确认执行请输入[ Y ]： \x1b[0m\n", 34)
fmt.Printf("\x1b[%dm>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>： \x1b[0m\n", 34)
commend := ""
fmt.Scanln(&commend)
if commend == "Y" || commend == "y" {
// ts.db.Exec("sql")
// tx := ts.db.Begin()
errsql := ""
err := ts.db.Transaction(func(tx *gorm.DB) error {
for _, tsql := range ts.sql {
// fmt.Println(">>>>>>>>>>>>>", ts.yamlFileFullPaths[k], ">>>>>>>>>>>>>")
// fmt.Printf("\x1b[%dm正在执行sql:\n%s \x1b[0m\n", 34, v)
vv := strings.ReplaceAll(tsql, "\n", "")
vv = strings.ReplaceAll(vv, " ", "")
if vv == "" {
continue
}
subsqls := strings.Split(tsql, ";")
for _, subsql := range subsqls {
ss := strings.ReplaceAll(subsql, ";", "")
ss = strings.ReplaceAll(ss, " ", "")
ss = strings.ReplaceAll(ss, "\n", "")
if ss == "" {
continue
}
fmt.Printf("\x1b[%dm>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>： \x1b[0m\n", 34)
fmt.Printf("\x1b[%dm正在执行sql:\n%s \x1b[0m\n", 34,
subsql+";")
fmt.Printf("\x1b[%dm>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>： \x1b[0m\n", 34)
subsql += ";"
err := tx.Exec(subsql).Error
if err != nil {
tx.Rollback()
errsql = subsql
return err
}
}
// fmt.Println("<<<<<<<<<<<<<", ts.yamlFileFullPaths[k], "<<<<<<<<<<<<<")
}
// tx.Commit()
return nil
})
if err != nil {
fmt.Printf("\x1b[%dm执行sql:\n%s\n时出现错误 \x1b[0m\n", 31, errsql)
panic(err)
}
fmt.Printf("\x1b[%dm>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>： \x1b[0m\n", 34)
fmt.Printf("\x1b[%dmSQL更新完毕： \x1b[0m\n", 36)
fmt.Printf("\x1b[%dm<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<： \x1b[0m\n", 34)
}
return ts
}
func (ts *YamlToSqlHandler) doSql() *YamlToSqlHandler {
// fmt.Println("您将要执行的结构操作为：")
fmt.Printf("\x1b[%dm您将要执行的结构操作为： \x1b[0m\n", 34)
for k, v := range ts.sql {
vv := strings.ReplaceAll(v, "\n", "")
vv = strings.ReplaceAll(vv, " ", "")
if vv == "" {
continue
}
fmt.Println(">>>>>>>>>>>>>", ts.yamlFileFullPaths[k], ">>>>>>>>>>>>>")
fmt.Printf("\x1b[%dm%s \x1b[0m\n", 33, v)
fmt.Println("<<<<<<<<<<<<<", ts.yamlFileFullPaths[k], "<<<<<<<<<<<<<")
}
fmt.Printf("\x1b[%dm>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>： \x1b[0m\n", 34)
fmt.Printf("\x1b[%dm确认执行请输入[ Y ]： \x1b[0m\n", 34)
fmt.Printf("\x1b[%dm>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>： \x1b[0m\n", 34)
errsql := ""
err := ts.db.Transaction(func(tx *gorm.DB) error {
for _, tsql := range ts.sql {
vv := strings.ReplaceAll(tsql, "\n", "")
vv = strings.ReplaceAll(vv, " ", "")
if vv == "" {
continue
}
subsqls := strings.Split(tsql, ";")
for _, subsql := range subsqls {
ss := strings.ReplaceAll(subsql, ";", "")
ss = strings.ReplaceAll(ss, " ", "")
ss = strings.ReplaceAll(ss, "\n", "")
if ss == "" {
continue
}
fmt.Printf("\x1b[%dm>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>： \x1b[0m\n", 34)
fmt.Printf("\x1b[%dm正在执行sql:\n%s \x1b[0m\n", 34,
subsql+";")
fmt.Printf("\x1b[%dm>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>： \x1b[0m\n", 34)
subsql += ";"
err := tx.Exec(subsql).Error
if err != nil {
tx.Rollback()
errsql = subsql
return err
}
}
// fmt.Println("<<<<<<<<<<<<<", ts.yamlFileFullPaths[k], "<<<<<<<<<<<<<")
}
// tx.Commit()
return nil
})
if err != nil {
fmt.Printf("\x1b[%dm执行sql:\n%s\n时出现错误 \x1b[0m\n", 31, errsql)
panic(err)
}
fmt.Printf("\x1b[%dm>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>： \x1b[0m\n", 34)
fmt.Printf("\x1b[%dmSQL更新完毕： \x1b[0m\n", 36)
fmt.Printf("\x1b[%dm<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<： \x1b[0m\n", 34)
return ts
}
func (ts *YamlToSqlHandler) getGetChangeTableSql(tbl gjson.Result, sqlTbl information_schema.SqlTable) string {
tname := tbl.Get("table").String()
sql := "\n"
if sqlTbl.TableComment != tbl.Get("options.comment").String() {
sql = fmt.Sprintf("%sALTER TABLE %s comment '%s';\n", sql, tname, tbl.Get("options.comment").String())
}
//行
//计算sql行
var sqlColumns []information_schema.SqlTableColumns
ts.db.Table("`INFORMATION_SCHEMA`.`COLUMNS`").
Where("TABLE_SCHEMA=database()").
Where("TABLE_NAME=?", tname).
Find(&sqlColumns)
var sqlColumnsSerialize = information_schema.SqlColumnsSerialize{}
// sqlColumnsSerialize = map[string]map[string]string{}
for _, sc := range sqlColumns {
// if strings.ToLower(sc.ColumnName) == "id" {
// continue
// }
if sqlColumnsSerialize[sc.ColumnName] == nil {
sqlColumnsSerialize[sc.ColumnName] = map[string]string{}
}
if !strings.Contains(sc.ColumnType, "varchar") && strings.Contains(sc.ColumnType, "(") {
b := strings.Index(sc.ColumnType, "(")
e := strings.Index(sc.ColumnType, ")")
sc.ColumnType = sc.ColumnType[:b] + sc.ColumnType[e+1:]
}
sqlColumnsSerialize[sc.ColumnName]["type"] = sc.ColumnType
if strings.ToLower(sc.IsNullable) == "yes" {
sqlColumnsSerialize[sc.ColumnName]["nullable"] = "true"
} else {
sqlColumnsSerialize[sc.ColumnName]["nullable"] = "false"
}
sqlColumnsSerialize[sc.ColumnName]["comment"] = sc.ColumnComment
if sc.ColumnDefault == nil {
// sqlColumnsSerialize[sc.ColumnName]["default"] = ""
} else {
sqlColumnsSerialize[sc.ColumnName]["default"] = *sc.ColumnDefault
}
sqlColumnsSerialize[sc.ColumnName]["generator"] = sc.Extra
}
sqlColumnsJ, err := json.Marshal(&sqlColumnsSerialize)
if err != nil {
fmt.Printf("\x1b[%dm 表: %s 序列化失败 \x1b[0m\n", 31, tname)
panic("配置文件不正确")
}
//计算删除和修改
// var dropCloumns map[string]bool = map[string]bool{}
// dropCloumns
dropColumnsSql := ""
sqlColumnsgj := gjson.Parse(string(sqlColumnsJ))
sqlColumnsgj.ForEach(func(key, value gjson.Result) bool {
if tbl.Get("fields." + key.String()).Exists() {
var refresh bool
var yy string
//类型
if tbl.Get("fields." + key.String() + ".type").Exists() {
ymlt := tbl.Get("fields." + key.String() + ".type").String()
ymlt = strings.ReplaceAll(ymlt, "integer", "int")
if ymlt == "varchar" {
ymlt = "varchar(255)"
}
sqlt := value.Get("type").String()
sqlt = strings.ReplaceAll(sqlt, "integer", "int")
if strings.Compare(strings.ToLower(sqlt),
strings.ToLower(ymlt)) != 0 {
refresh = true
yy += "类型/"
}
} else {
fmt.Printf("\x1b[%dm 表: %s 配置文件不正确 \x1b[0m\n", 31, tname)
panic("配置文件不正确")
}
//nullable
if tbl.Get("fields." + key.String() + ".nullable").Exists() {
if strings.Compare(strings.ToLower(value.Get("nullable").String()),
strings.ToLower(tbl.Get("fields."+key.String()+".nullable").String())) != 0 {
refresh = true
yy += "空不空/"
}
} else {
if strings.ToLower(value.Get("nullable").String()) != "false" {
refresh = true
yy += "空不空/"
}
}
//comment
if tbl.Get("fields." + key.String() + ".comment").Exists() {
if strings.Compare(value.Get("comment").String(),
tbl.Get("fields."+key.String()+".comment").String()) != 0 {
refresh = true
yy += "备注/"
}
} else {
if value.Get("comment").String() != "" {
refresh = true
yy += "备注/"
}
}
//default
//判定是否为自动插入数据
//有些数据库类型不允许有默认值
if !isNoDefaultType(value.Get("type").String()) {
if strings.ToLower(value.Get("default").String()) == "current_timestamp" &&
strings.ToLower(value.Get("generator").String()) == "default_generated" {
if tbl.Get("fields." + key.String() + ".generator").Exists() {
if strings.ToLower(tbl.Get("fields."+key.String()+".generator").String()) !=
"default current_timestamp" {
refresh = true
yy += "默认/"
}
} else {
// fmt.Println(tbl)
// fmt.Println(tbl.Get("fields." + key.String() + ".generator"))
refresh = true
yy += "默认/"
}
} else {
if tbl.Get("fields." + key.String() + ".default").Exists() {
if value.Get("default").Exists() {
if strings.Compare(value.Get("default").String(),
tbl.Get("fields."+key.String()+".default").String()) != 0 {
refresh = true
yy += "默认/"
}
} else {
refresh = true
yy += "默认/"
}
} else {
if value.Get("default").String() != "" {
refresh = true
yy += "默认/"
}
}
}
}
//generator
sqlg := strings.ToLower(value.Get("generator").String())
if tbl.Get("fields." + key.String() + ".generator").Exists() {
// if !strings.Contains(sqlg, "default_generated") {
// if strings.Compare(sqlg,
// strings.ToLower(tbl.Get("fields."+key.String()+".generator").String())) != 0 {
// refresh = true
// yy += "自动/"
// }
// }
} else {
if value.Get("generator").String() != "" && !strings.Contains(sqlg, "default_generated") {
refresh = true
yy += "自动/"
}
}
if refresh {
ymlt := tbl.Get("fields." + key.String() + ".type").String()
if ymlt == "varchar" {
ymlt = "varchar(255)"
}
if isNoDefaultType(ymlt) {
if tbl.Get("fields."+key.String()+".nullable").Exists() &&
tbl.Get("fields."+key.String()+".nullable").String() == "true" {
sql = fmt.Sprintf("%sALTER TABLE %s MODIFY COLUMN %s %s %s COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
} else {
sql = fmt.Sprintf("%sALTER TABLE %s MODIFY COLUMN %s %s NOT NULL %s COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
}
} else {
if tbl.Get("fields."+key.String()+".nullable").Exists() &&
tbl.Get("fields."+key.String()+".nullable").String() == "true" {
if tbl.Get("fields." + key.String() + ".default").Exists() {
sql = fmt.Sprintf("%sALTER TABLE %s MODIFY COLUMN %s %s %s DEFAULT '%s' COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
tbl.Get("fields."+key.String()+".default").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
} else {
sql = fmt.Sprintf("%sALTER TABLE %s MODIFY COLUMN %s %s %s DEFAULT NULL COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
// tbl.Get("fields."+key.String()+".default").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
}
} else {
if tbl.Get("fields." + key.String() + ".default").Exists() {
sql = fmt.Sprintf("%sALTER TABLE %s MODIFY COLUMN %s %s NOT NULL %s DEFAULT '%s' COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
tbl.Get("fields."+key.String()+".default").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
} else {
sql = fmt.Sprintf("%sALTER TABLE %s MODIFY COLUMN %s %s NOT NULL %s COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
// tbl.Get("fields."+key.String()+".default").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
}
}
}
// fmt.Println(">>>>>>更新行==")
// fmt.Println("库= ", key.String())
// fmt.Println("yml= ", tbl.Get("fields."+key.String()).String())
// fmt.Println("sql= ", value.String())
// fmt.Println("原因：", yy)
// fmt.Println("<<<<<===")
} else {
// fmt.Println(">>>>>>保留行==")
// fmt.Println("库= ", key.String())
// fmt.Println("yml= ", tbl.Get("fields."+key.String()).String())
// fmt.Println("sql= ", value.String())
// fmt.Println("原因：", yy)
// fmt.Println("<<<<<===")
}
} else if tbl.Get("id." + key.String()).Exists() {
//主键区，暂时用不上
} else {
dropColumnsSql = fmt.Sprintf("%sALTER TABLE %s DROP %s;\n",
dropColumnsSql,
tname,
key.String(),
)
}
return true
})
//计算新增
tbl.Get("fields").ForEach(func(key, value gjson.Result) bool {
if !sqlColumnsgj.Get(key.String()).Exists() {
ymlt := value.Get("type").String()
if ymlt == "varchar" {
ymlt = "varchar(255)"
}
if isNoDefaultType(ymlt) {
if value.Get("nullable").Exists() &&
value.Get("nullable").String() != "true" {
sql = fmt.Sprintf("%sALTER TABLE %s ADD COLUMN %s %s NOT NULL %s COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
} else {
sql = fmt.Sprintf("%sALTER TABLE %s ADD COLUMN %s %s %s COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
}
} else {
if value.Get("nullable").Exists() &&
value.Get("nullable").String() != "true" {
if value.Get("default").Exists() {
sql = fmt.Sprintf("%sALTER TABLE %s ADD COLUMN %s %s NOT NULL %s DEFAULT '%s' COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
tbl.Get("fields."+key.String()+".default").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
} else {
sql = fmt.Sprintf("%sALTER TABLE %s ADD COLUMN %s %s NOT NULL %s COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
// tbl.Get("fields."+key.String()+".default").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
}
} else {
if value.Get("default").Exists() {
sql = fmt.Sprintf("%sALTER TABLE %s ADD COLUMN %s %s %s DEFAULT '%s' COMMENT '%s';\n",
sql,
tname,
key.String(),
ymlt,
tbl.Get("fields."+key.String()+".generator").String(),
tbl.Get("fields."+key.String()+".default").String(),
tbl.Get("fields."+key.String()+".comment").String(),
)
} else {
sql = fmt.Sprintf("%sALTER TABLE %s ADD COLUMN %s %s %s DEFAULT NULL COMMENT '%s';\n",