chore: 并入 iotlcm-app 历史到 app/（原提交 f40bda9）
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MiFaZhan
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// package genview
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// @Link https://github.com/xiujiecn/xiu-admin
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// @Copyright Copyright (c) 2025 LiXiujie
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// @Author Lxj <li@example.com>
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// @License https://github.com/xiujiecn/xiu-admin/blob/master/LICENSE
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package genview
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import (
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"context"
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"strings"
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gendao "git.5iot.com/iotlcm-public/iotlcm-app/internal/library/xgen/gen_dao"
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genmodel "git.5iot.com/iotlcm-public/iotlcm-app/internal/library/xgen/gen_model"
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"github.com/gogf/gf/v2/database/gdb"
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"github.com/gogf/gf/v2/frame/g"
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"github.com/gogf/gf/v2/text/gregex"
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"github.com/gogf/gf/v2/text/gstr"
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"github.com/gogf/gf/v2/util/gconv"
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)
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func getJsonTagFromCase(str, caseStr string) string {
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switch gstr.ToLower(caseStr) {
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case gstr.ToLower("Camel"):
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return gstr.CaseCamel(str)
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case gstr.ToLower("CamelLower"):
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return gstr.CaseCamelLower(str)
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case gstr.ToLower("Kebab"):
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return gstr.CaseKebab(str)
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case gstr.ToLower("KebabScreaming"):
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return gstr.CaseKebabScreaming(str)
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case gstr.ToLower("Snake"):
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return gstr.CaseSnake(str)
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case gstr.ToLower("SnakeFirstUpper"):
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return gstr.CaseSnakeFirstUpper(str)
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case gstr.ToLower("SnakeScreaming"):
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return gstr.CaseSnakeScreaming(str)
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}
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return str
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}
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func CheckLocalTypeForField(ctx context.Context, fieldType string, fieldValue interface{}) (string, error) {
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var (
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typeName string
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typePattern string
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)
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match, _ := gregex.MatchString(`(.+?)\((.+)\)`, fieldType)
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if len(match) == 3 {
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typeName = gstr.Trim(match[1])
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typePattern = gstr.Trim(match[2])
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} else {
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typeName = gstr.Split(fieldType, " ")[0]
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}
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typeName = strings.ToLower(typeName)
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switch typeName {
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case
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"binary",
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"varbinary",
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"blob",
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"tinyblob",
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"mediumblob",
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"longblob":
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return string(gdb.LocalTypeBytes), nil
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case
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"int",
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"tinyint",
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"small_int",
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"smallint",
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"medium_int",
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"mediumint",
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"serial":
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if gstr.ContainsI(fieldType, "unsigned") {
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return string(gdb.LocalTypeUint), nil
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}
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return string(gdb.LocalTypeInt), nil
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case
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"big_int",
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"bigint",
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"bigserial":
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if gstr.ContainsI(fieldType, "unsigned") {
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return string(gdb.LocalTypeUint64), nil
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}
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return string(gdb.LocalTypeInt64), nil
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case
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"real":
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return string(gdb.LocalTypeFloat32), nil
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case
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"float",
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"double",
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"decimal",
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"money",
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"numeric",
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"smallmoney":
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return string(gdb.LocalTypeFloat64), nil
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case
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"bit":
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// It is suggested using bit(1) as boolean.
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if typePattern == "1" {
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return string(gdb.LocalTypeBool), nil
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}
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s := gconv.String(fieldValue)
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// mssql is true|false string.
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if strings.EqualFold(s, "true") || strings.EqualFold(s, "false") {
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return string(gdb.LocalTypeBool), nil
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}
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if gstr.ContainsI(fieldType, "unsigned") {
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return string(gdb.LocalTypeUint64Bytes), nil
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}
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return string(gdb.LocalTypeInt64Bytes), nil
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case
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"bool":
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return string(gdb.LocalTypeBool), nil
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case
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"date":
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return string(gdb.LocalTypeDate), nil
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case
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"datetime",
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"timestamp",
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"timestamptz":
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return string(gdb.LocalTypeDatetime), nil
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case
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"json":
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return string(gdb.LocalTypeJson), nil
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case
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"jsonb":
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return string(gdb.LocalTypeJsonb), nil
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default:
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// Auto-detect field type, using key match.
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switch {
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case strings.Contains(typeName, "text") || strings.Contains(typeName, "char") || strings.Contains(typeName, "character"):
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return string(gdb.LocalTypeString), nil
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case strings.Contains(typeName, "float") || strings.Contains(typeName, "double") || strings.Contains(typeName, "numeric"):
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return string(gdb.LocalTypeFloat64), nil
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case strings.Contains(typeName, "bool"):
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return string(gdb.LocalTypeBool), nil
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case strings.Contains(typeName, "binary") || strings.Contains(typeName, "blob"):
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return string(gdb.LocalTypeBytes), nil
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case strings.Contains(typeName, "int"):
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if gstr.ContainsI(fieldType, "unsigned") {
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return string(gdb.LocalTypeUint), nil
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}
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return string(gdb.LocalTypeInt), nil
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case strings.Contains(typeName, "time"):
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return string(gdb.LocalTypeDatetime), nil
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case strings.Contains(typeName, "date"):
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return string(gdb.LocalTypeDatetime), nil
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default:
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return string(gdb.LocalTypeString), nil
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}
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}
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}
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// GenGotype 生成字段的go类型
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func GenGotype(ctx context.Context, field *genmodel.GenCodesColumnListModel, in *genmodel.GenDaoConfig) (goName, typeName, tsName string, tsType string) {
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var err error
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tsName = getJsonTagFromCase(field.Name, in.JsonCase)
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goName = gstr.CaseCamel(field.Name)
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typeName, err = CheckLocalTypeForField(ctx, field.DataType, nil)
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if err != nil {
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panic(err)
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}
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switch gdb.LocalType(typeName) {
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case gdb.LocalTypeDate, gdb.LocalTypeDatetime:
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if in.StdTime {
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typeName = "time.Time"
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} else {
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typeName = "*gtime.Time"
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}
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case gdb.LocalTypeInt64Bytes:
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typeName = "int64"
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case gdb.LocalTypeUint64Bytes:
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typeName = "uint64"
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// Special type handle.
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case gdb.LocalTypeJson, gdb.LocalTypeJsonb:
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if in.GJsonSupport {
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typeName = "*gjson.Json"
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} else {
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typeName = "string"
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}
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}
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tsType = ShiftMap[typeName]
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return
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}
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func CustomLinkAttributes(ctx context.Context, alias string, field *genmodel.GenCodesColumnListModel, in *genmodel.GenDaoConfig) {
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field.GoName, field.GoType, field.TsName, field.TsType = GenGotype(ctx, field, in)
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field.GoName = gstr.UcFirst(alias + field.GoName)
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field.TsName = gstr.LcFirst(field.GoName)
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setDefaultQueryWhere(field)
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setDefaultValue(field)
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}
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func CustomAttributes(ctx context.Context, field *genmodel.GenCodesColumnListModel, in *genmodel.GenDaoConfig) {
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field.GoName, field.GoType, field.TsName, field.TsType = GenGotype(ctx, field, in)
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setDefault(field)
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}
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func TableColumnList(ctx context.Context, params *genmodel.GenCodesColumnListParam) (output []*genmodel.GenCodesColumnListModel, err error) {
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sql := "select ORDINAL_POSITION as `id`, COLUMN_NAME as `name`, COLUMN_COMMENT as `dc`, DATA_TYPE as `dataType`, COLUMN_TYPE as `sqlType`, CHARACTER_MAXIMUM_LENGTH as `length`, IS_NULLABLE as `isAllowNull`, COLUMN_DEFAULT as `defaultValue`, COLUMN_KEY as `index`, EXTRA as `extra` from information_schema.COLUMNS where TABLE_SCHEMA = ? and TABLE_NAME = ? ORDER BY `id` ASC"
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dbConfig := g.DB(params.DbGroup).GetConfig()
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daoConfig, err := gendao.GetDaoConfig(ctx, params.DbGroup)
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if err != nil {
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return
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}
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output = make([]*genmodel.GenCodesColumnListModel, 0)
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err = g.DB(params.DbGroup).Ctx(ctx).Raw(sql, dbConfig.Name, params.TableName).Scan(&output)
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if err != nil {
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return
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}
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if len(output) == 0 {
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return
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}
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for _, v := range output {
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if params.IsLink == 1 {
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CustomLinkAttributes(ctx, params.Alias, v, daoConfig)
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} else {
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CustomAttributes(ctx, v, daoConfig)
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}
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}
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return
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}
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