param=$2
# 字符串风格格式为：DemoName
model_name=$(echo "${param}" | awk -F '_' '{for(i=1;i<=NF;i++) $i=toupper(substr($i,1,1)) tolower(substr($i,2));}1' | tr -d ' ')
# 字符串风格格式为：demoName
struct_name=$(echo "${model_name}" | awk '{print tolower(substr($0,1,1)) substr($0,2)}')
help()
{cat <<- EOF帮助文档：Desc: 基于goctl指令生成代码程序选项如下：api：生成网关和swagger文档,无参数rpc：生成rpc代码和proto文件，参数1:rpc文件名(不带扩展名)proto 只生成base目录下的proto文件，注意路径，参数1:basemysql：生成model和crud代码,参数1:源文件名(不带扩展名)docker：打包docker镜像,参数1:main文件名(不带扩展名),参数2:版本号Usage:./generate_code.sh api./generate_code.sh rpc user./generate_code.sh proto base./generate_code.sh mysql user./generate_code.sh mysql user v1.0.0
EOFexit 0
}# 生成CRUD的方法
gen()
{# 获取要修改的文件名filename=./dao/mysql/model/$(echo "${param}" | tr -d '_')model.go# 获取行号，用来判断是否需要修改line_number=$(sed -n '$=' ${filename})if [ "$line_number" -lt 30 ]; thencat > "$filename" <<- EOF
package modelimport ("context""database/sql""errors""github.com/doug-martin/goqu/v9"_ "github.com/doug-martin/goqu/v9/dialect/mysql""github.com/zeromicro/go-zero/core/stores/sqlx""upgames-go-microservices/utils/utils"
)var _ ${model_name}Model = (*custom${model_name}Model)(nil)type (// ${model_name}Model is an interface to be customized, add more methods here,// and implement the added methods in custom${model_name}Model.${model_name}Model interface {${struct_name}ModelwithSession(session sqlx.Session) ${model_name}Model// GetTableName 获取表名GetTableName() string// GetCount 根据条件获取数量GetCount(ctx context.Context, ex goqu.Expression) (int64, error)// FindList 根据条件获取列表，排序：map[string]int{"字段":0/1(0-升序(ASC)；1-降序(DESC))}；分页：[]uint{页码，每页条数}FindList(ctx context.Context, ex goqu.Expression, optionalParams ...any) (*[]${model_name}, error)// FindOnly 根据条件获取单条数据，0-升序(ASC)；1-降序(DESC)FindOnly(ctx context.Context, ex goqu.Expression, order ...map[string]int) (*${model_name}, error)// InsertOnly 插入单条数据InsertOnly(ctx context.Context, row *${model_name}, tx ...*sql.Tx) (sql.Result, error)// BatchInsert 批量插入BatchInsert(ctx context.Context, rows []*${model_name}, tx ...*sql.Tx) (sql.Result, error)// UpdateByEx 根据条件更新UpdateByEx(ctx context.Context, record goqu.Record, ex goqu.Expression, tx ...*sql.Tx) (sql.Result, error)// DeleteByEx 根据条件删除数据DeleteByEx(ctx context.Context, ex goqu.Expression, tx ...*sql.Tx) (sql.Result, error)}custom${model_name}Model struct {*default${model_name}Model}
)// New${model_name}Model returns a model for the database table.
func New${model_name}Model(conn sqlx.SqlConn) ${model_name}Model {return &custom${model_name}Model{default${model_name}Model: new${model_name}Model(conn),}
}func (m *custom${model_name}Model) withSession(session sqlx.Session) ${model_name}Model {return New${model_name}Model(sqlx.NewSqlConnFromSession(session))
}// GetTableName 获取表名
func (m *custom${model_name}Model) GetTableName() string {return utils.SetTable(m.table)
}// GetCount 根据条件获取数量
func (m *custom${model_name}Model) GetCount(ctx context.Context, ex goqu.Expression) (int64, error) {query, _, err := goqu.Dialect("mysql").Select(goqu.COUNT(1)).From(utils.SetTable(m.table)).Where(ex).ToSQL()if err != nil {return 0, err}var resp int64err = m.conn.QueryRowCtx(ctx, &resp, query)if err != nil && !errors.Is(err, sqlx.ErrNotFound) {return 0, err}return resp, nil
}// FindList 根据条件获取列表，排序：map[string]int{"字段":0/1(0-升序(ASC)；1-降序(DESC))}；分页：[]uint{页码，每页条数}
func (m *custom${model_name}Model) FindList(ctx context.Context, ex goqu.Expression, optionalParams ...any) (*[]${model_name}, error) {sql := goqu.Dialect("mysql").Select(&${model_name}{}).From(utils.SetTable(m.table)).Where(ex)if len(optionalParams) > 0 {for _, param := range optionalParams {// 排序if v, ok := param.(map[string]int); ok {for key, value := range v {if value > 0 {sql = sql.Order(goqu.C(key).Desc())} else {sql = sql.Order(goqu.C(key).Asc())}}}// 分页if v, ok := param.([]uint); ok {if len(v) == 2 {sql = sql.Offset((v[0] - 1) * v[1]).Limit(v[1])}}}}query, _, err := sql.ToSQL()if err != nil {return nil, err}var resp []${model_name}err = m.conn.QueryRowsCtx(ctx, &resp, query)if err != nil && !errors.Is(err, sqlx.ErrNotFound) {return nil, err}return &resp, nil
}// FindOnly 根据条件获取单条数据，0-升序(ASC)；1-降序(DESC)
func (m *custom${model_name}Model) FindOnly(ctx context.Context, ex goqu.Expression, order ...map[string]int) (*${model_name}, error) {sql := goqu.Dialect("mysql").Select(&${model_name}{}).From(utils.SetTable(m.table)).Where(ex)if len(order) > 0 {for key, value := range order[0] {if value > 0 {sql.Order(goqu.C(key).Desc())} else {sql.Order(goqu.C(key).Asc())}}}query, _, err := sql.Limit(1).ToSQL()if err != nil {return nil, err}var resp ${model_name}err = m.conn.QueryRowCtx(ctx, &resp, query)switch err {case nil:return &resp, nilcase sqlx.ErrNotFound:return nil, ErrNotFounddefault:return nil, err}
}// InsertOnly 插入单条数据
func (m *custom${model_name}Model) InsertOnly(ctx context.Context, row *${model_name}, tx ...*sql.Tx) (sql.Result, error) {query, _, err := goqu.Dialect("mysql").Insert(utils.SetTable(m.table)).Rows(row).ToSQL()if err != nil {return nil, err}var result sql.Resultif len(tx) > 0 {result, err = tx[0].ExecContext(ctx, query)} else {result, err = m.conn.ExecCtx(ctx, query)}return result, err
}// BatchInsert 批量插入
func (m *custom${model_name}Model) BatchInsert(ctx context.Context, rows []*${model_name}, tx ...*sql.Tx) (sql.Result, error) {query, _, err := goqu.Dialect("mysql").Insert(utils.SetTable(m.table)).Rows(rows).ToSQL()if err != nil {return nil, err}var result sql.Resultif len(tx) > 0 {result, err = tx[0].ExecContext(ctx, query)} else {result, err = m.conn.ExecCtx(ctx, query)}return result, err
}// UpdateByEx 根据条件更新
func (m *custom${model_name}Model) UpdateByEx(ctx context.Context, record goqu.Record, ex goqu.Expression, tx ...*sql.Tx) (sql.Result, error) {query, _, err := goqu.Dialect("mysql").Update(utils.SetTable(m.table)).Set(record).Where(ex).ToSQL()if err != nil {return nil, err}var result sql.Resultif len(tx) > 0 {result, err = tx[0].ExecContext(ctx, query)} else {result, err = m.conn.ExecCtx(ctx, query)}return result, err
}// DeleteByEx 根据条件删除数据
func (m *custom${model_name}Model) DeleteByEx(ctx context.Context, ex goqu.Expression, tx ...*sql.Tx) (sql.Result, error) {query, _, err := goqu.Dialect("mysql").Delete(utils.SetTable(m.table)).Where(ex).ToSQL()if err != nil {return nil, err}var result sql.Resultif len(tx) > 0 {result, err = tx[0].ExecContext(ctx, query)} else {result, err = m.conn.ExecCtx(ctx, query)}return result, err
}
EOFelseecho "行数不准确，crud代码已生成"fi
}dockerfile()
{cat > "Dockerfile" <<- EOF
FROM golang:1.22-alpine AS builderLABEL stage=gobuilderENV GOPROXY https://goproxy.cn,direct
RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositoriesRUN apk update --no-cache && apk add --no-cache tzdata# 设置工作目录
WORKDIR /build# 加载依赖
ADD go.mod .
ADD go.sum .
RUN go mod download# 复制源代码
COPY . .# 静态编译Go程序
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o app ./service/${struct_name}Service/${param}.go# 第二阶段：运行时镜像，使用空镜像
FROM scratchCOPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt# 设置工作目录
WORKDIR /app# 复制编译好的二进制文件到运行时镜像
COPY --from=builder /build/app .# 运行程序
ENTRYPOINT ["./app"]
# 设置CMD指令来指定参数，默认测试环境的etcd
CMD ["16.162.220.93:2379"]
EOF
}if [ "$1" == "rpc" ]; thengoctl rpc protoc ./proto/source/${param}.proto --go_out=./proto/generate --go-grpc_out=./proto/generate --zrpc_out=./service/${struct_name}Service --style go_zero# 替换omitempty，避免json序列化忽略字段sed -i '' -e '/omitempty/s/,omitempty//g' ./proto/generate/${struct_name}/*.pb.go# 修改客户端文件包名path="./service/${struct_name}Service/${param}_client/"sed -i '' -e "s/package ${param}_client/package client/g" ${path}${param}.go# 将客户端文件移到./proto/client下，删除原来目录mv -f ${path}${param}.go ./proto/clientrm -r ${path}echo "Done."
elif [ "$1" == "api" ]; then# api网关生成goctl api go -api ./proto/source/api/gateway.api -dir ./service/gatewayService -style go_zero# swagger文档生成goctl api plugin -plugin goctl-swagger="swagger -filename gateway.json -host 127.0.0.1:8888" -api ./proto/source/api/gateway.api -dir ./doc/swagger/etcecho "Done."
elif [ "$1" == "proto" ]; then# proto文件生成，base目录下protoc --go_out=.. --go-grpc_out=..  ./proto/source/${param}.protosed -i '' -e '/omitempty/s/,omitempty//g' ./proto/generate/${param}/*.pb.goecho "Done."
elif [ "$1" == "mysql" ]; then# mysql生成代码goctl model mysql ddl --src ./dao/mysql/source/${param}.sql --dir ./dao/mysql/model -i ''genecho "Done."
elif [ "$1" == "docker" ]; thenversion=$3dockerfiledocker build -t "${param}":"${version}" .rm -f Dockerfileecho "Done."
elseecho "参数无效"help
fi

项目目录结构

• • com【业务公共代码】
  • dao【model层】
    • mysql
      • model【生成curd和model的目录】
      • source【表结构】
    • redis
  • doc【文档】
    • swagger【接口文档】
  • proto
    • client【rpc客户端连接】
    • generate【生成rpc目录】
    • source【proto源文件】
  • service【微服务】
    • userService【服务名称】
      • etc【配置文件】
      • internal
        • config【配置结构体】
        • logic【业务逻辑】
        • server【rpc service】
        • svc【初始化依赖】
      • user.go【main入口】
  • utils【公共代码模块】
    • config【配置初始化】
    • consts【常量】
    • gos【协程】
    • kafka【kafka相关】
    • logs【日志相关】
    • mysql【mysql】
    • redis【redis】
    • utils【公共代码】
  • generate_code.sh【脚本文件】