huang
45aa7deb87
All checks were successful
构建并部署到测试环境（无 SSH） / build-and-deploy (push) Successful in 5m33s
主要改动： - 新增交互式环境配置脚本 (scripts/setup-env.sh) - 新增本地启动快捷脚本 (scripts/run-local.sh) - 新增环境变量模板文件 (.env.example) - 部署模式改版：使用嵌入式配置 + 环境变量覆盖 - 添加对象存储功能支持 - 改进 IoT 卡片导入任务 - 优化 OpenAPI 文档生成 - 删除旧的配置文件，改用嵌入式默认配置
422 lines
10 KiB
Go
422 lines
10 KiB
Go
package openapi
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import (
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"encoding/json"
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"os"
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"path/filepath"
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"reflect"
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"strconv"
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"strings"
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"github.com/swaggest/openapi-go/openapi3"
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"gopkg.in/yaml.v3"
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)
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// Generator OpenAPI 文档生成器
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type Generator struct {
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Reflector *openapi3.Reflector
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}
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// NewGenerator 创建一个新的生成器实例
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func NewGenerator(title, version string) *Generator {
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reflector := openapi3.Reflector{}
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reflector.Spec = &openapi3.Spec{
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Openapi: "3.0.3",
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Info: openapi3.Info{
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Title: title,
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Version: version,
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},
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}
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g := &Generator{Reflector: &reflector}
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g.addBearerAuth()
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return g
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}
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// addBearerAuth 添加 Bearer Token 认证定义
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func (g *Generator) addBearerAuth() {
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bearerFormat := "JWT"
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g.Reflector.Spec.ComponentsEns().SecuritySchemesEns().WithMapOfSecuritySchemeOrRefValuesItem(
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"BearerAuth",
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openapi3.SecuritySchemeOrRef{
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SecurityScheme: &openapi3.SecurityScheme{
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HTTPSecurityScheme: &openapi3.HTTPSecurityScheme{
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Scheme: "bearer",
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BearerFormat: &bearerFormat,
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},
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},
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},
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)
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g.addErrorResponseSchema()
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}
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// addErrorResponseSchema 添加错误响应 Schema 定义
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func (g *Generator) addErrorResponseSchema() {
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objectType := openapi3.SchemaType("object")
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integerType := openapi3.SchemaType("integer")
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stringType := openapi3.SchemaType("string")
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dateTimeFormat := "date-time"
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errorSchema := openapi3.SchemaOrRef{
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Schema: &openapi3.Schema{
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Type: &objectType,
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Properties: map[string]openapi3.SchemaOrRef{
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"code": {
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Schema: &openapi3.Schema{
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Type: &integerType,
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Description: ptrString("错误码"),
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},
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},
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"message": {
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Schema: &openapi3.Schema{
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Type: &stringType,
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Description: ptrString("错误消息"),
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},
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},
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"timestamp": {
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Schema: &openapi3.Schema{
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Type: &stringType,
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Format: &dateTimeFormat,
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Description: ptrString("时间戳"),
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},
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},
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},
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Required: []string{"code", "message", "timestamp"},
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},
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}
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g.Reflector.Spec.ComponentsEns().SchemasEns().WithMapOfSchemaOrRefValuesItem("ErrorResponse", errorSchema)
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}
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func ptrString(s string) *string {
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return &s
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}
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// FileUploadField 定义文件上传字段
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type FileUploadField struct {
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Name string
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Description string
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Required bool
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}
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// AddOperation 向 OpenAPI 规范中添加一个操作
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// 参数:
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// - method: HTTP 方法（GET, POST, PUT, DELETE 等）
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// - path: API 路径
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// - summary: 操作摘要
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// - description: 详细说明，支持 Markdown 语法（可为空）
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// - input: 请求参数结构体（可为 nil）
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// - output: 响应结构体（可为 nil）
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// - tags: 标签列表
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// - requiresAuth: 是否需要认证
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func (g *Generator) AddOperation(method, path, summary, description string, input interface{}, output interface{}, requiresAuth bool, tags ...string) {
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op := openapi3.Operation{
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Summary: &summary,
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Tags: tags,
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}
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if description != "" {
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op.Description = &description
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}
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// 反射输入 (请求参数/Body)
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if input != nil {
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// SetRequest 根据结构体标签自动检测 Body、Query 或 Path 参数
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if err := g.Reflector.SetRequest(&op, input, method); err != nil {
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panic(err) // 生成过程中出错直接 panic，以便快速发现问题
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}
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}
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// 反射输出 (响应 Body)
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if output != nil {
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if err := g.Reflector.SetJSONResponse(&op, output, 200); err != nil {
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panic(err)
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}
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}
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// 添加认证要求
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if requiresAuth {
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g.addSecurityRequirement(&op)
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}
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// 添加标准错误响应
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g.addStandardErrorResponses(&op, requiresAuth)
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// 将操作添加到规范中
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if err := g.Reflector.Spec.AddOperation(method, path, op); err != nil {
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panic(err)
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}
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}
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// AddMultipartOperation 添加支持文件上传的 multipart/form-data 操作
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func (g *Generator) AddMultipartOperation(method, path, summary, description string, input interface{}, output interface{}, requiresAuth bool, fileFields []FileUploadField, tags ...string) {
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op := openapi3.Operation{
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Summary: &summary,
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Tags: tags,
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}
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if description != "" {
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op.Description = &description
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}
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objectType := openapi3.SchemaType("object")
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stringType := openapi3.SchemaType("string")
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integerType := openapi3.SchemaType("integer")
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binaryFormat := "binary"
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properties := make(map[string]openapi3.SchemaOrRef)
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var requiredFields []string
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for _, f := range fileFields {
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properties[f.Name] = openapi3.SchemaOrRef{
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Schema: &openapi3.Schema{
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Type: &stringType,
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Format: &binaryFormat,
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Description: ptrString(f.Description),
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},
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}
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if f.Required {
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requiredFields = append(requiredFields, f.Name)
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}
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}
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if input != nil {
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formFields := parseFormFields(input)
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for _, field := range formFields {
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var schemaType *openapi3.SchemaType
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switch field.Type {
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case "integer":
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schemaType = &integerType
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default:
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schemaType = &stringType
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}
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schema := &openapi3.Schema{
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Type: schemaType,
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Description: ptrString(field.Description),
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}
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if field.Min != nil {
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schema.Minimum = field.Min
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}
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if field.MaxLength != nil {
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schema.MaxLength = field.MaxLength
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}
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properties[field.Name] = openapi3.SchemaOrRef{Schema: schema}
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if field.Required {
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requiredFields = append(requiredFields, field.Name)
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}
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}
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}
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op.RequestBody = &openapi3.RequestBodyOrRef{
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RequestBody: &openapi3.RequestBody{
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Required: ptrBool(true),
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Content: map[string]openapi3.MediaType{
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"multipart/form-data": {
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Schema: &openapi3.SchemaOrRef{
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Schema: &openapi3.Schema{
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Type: &objectType,
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Properties: properties,
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Required: requiredFields,
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},
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},
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},
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},
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},
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}
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if output != nil {
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if err := g.Reflector.SetJSONResponse(&op, output, 200); err != nil {
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panic(err)
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}
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}
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if requiresAuth {
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g.addSecurityRequirement(&op)
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}
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g.addStandardErrorResponses(&op, requiresAuth)
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if err := g.Reflector.Spec.AddOperation(method, path, op); err != nil {
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panic(err)
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}
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}
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func ptrBool(b bool) *bool {
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return &b
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}
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type formFieldInfo struct {
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Name string
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Type string
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Description string
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Required bool
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Min *float64
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MaxLength *int64
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}
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func parseFormFields(input interface{}) []formFieldInfo {
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var fields []formFieldInfo
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t := reflect.TypeOf(input)
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if t.Kind() == reflect.Ptr {
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t = t.Elem()
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}
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if t.Kind() != reflect.Struct {
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return fields
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}
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for i := 0; i < t.NumField(); i++ {
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field := t.Field(i)
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formTag := field.Tag.Get("form")
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if formTag == "" || formTag == "-" {
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continue
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}
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info := formFieldInfo{
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Name: formTag,
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Description: field.Tag.Get("description"),
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}
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switch field.Type.Kind() {
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case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64,
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reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
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info.Type = "integer"
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default:
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info.Type = "string"
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}
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validateTag := field.Tag.Get("validate")
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if strings.Contains(validateTag, "required") {
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info.Required = true
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}
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if minStr := field.Tag.Get("minimum"); minStr != "" {
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if min, err := strconv.ParseFloat(minStr, 64); err == nil {
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info.Min = &min
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}
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}
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if maxLenStr := field.Tag.Get("maxLength"); maxLenStr != "" {
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if maxLen, err := strconv.ParseInt(maxLenStr, 10, 64); err == nil {
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info.MaxLength = &maxLen
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}
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}
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fields = append(fields, info)
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}
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return fields
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}
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// addSecurityRequirement 为操作添加认证要求
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func (g *Generator) addSecurityRequirement(op *openapi3.Operation) {
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op.Security = []map[string][]string{
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{"BearerAuth": {}},
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}
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}
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// addStandardErrorResponses 添加标准错误响应
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func (g *Generator) addStandardErrorResponses(op *openapi3.Operation, requiresAuth bool) {
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if op.Responses.MapOfResponseOrRefValues == nil {
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op.Responses.MapOfResponseOrRefValues = make(map[string]openapi3.ResponseOrRef)
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}
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// 400 Bad Request - 所有端点都可能返回
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desc400 := "请求参数错误"
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op.Responses.MapOfResponseOrRefValues["400"] = openapi3.ResponseOrRef{
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Response: &openapi3.Response{
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Description: desc400,
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Content: map[string]openapi3.MediaType{
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"application/json": {
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Schema: &openapi3.SchemaOrRef{
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SchemaReference: &openapi3.SchemaReference{
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Ref: "#/components/schemas/ErrorResponse",
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},
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},
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},
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},
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},
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}
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// 401 Unauthorized - 仅认证端点返回
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if requiresAuth {
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desc401 := "未认证或认证已过期"
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op.Responses.MapOfResponseOrRefValues["401"] = openapi3.ResponseOrRef{
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Response: &openapi3.Response{
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Description: desc401,
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Content: map[string]openapi3.MediaType{
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"application/json": {
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Schema: &openapi3.SchemaOrRef{
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SchemaReference: &openapi3.SchemaReference{
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Ref: "#/components/schemas/ErrorResponse",
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},
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},
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},
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},
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},
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}
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// 403 Forbidden - 仅认证端点返回
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desc403 := "无权访问"
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op.Responses.MapOfResponseOrRefValues["403"] = openapi3.ResponseOrRef{
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Response: &openapi3.Response{
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Description: desc403,
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Content: map[string]openapi3.MediaType{
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"application/json": {
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Schema: &openapi3.SchemaOrRef{
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SchemaReference: &openapi3.SchemaReference{
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Ref: "#/components/schemas/ErrorResponse",
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},
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},
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},
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},
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},
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}
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}
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// 500 Internal Server Error - 所有端点都可能返回
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desc500 := "服务器内部错误"
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op.Responses.MapOfResponseOrRefValues["500"] = openapi3.ResponseOrRef{
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Response: &openapi3.Response{
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Description: desc500,
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Content: map[string]openapi3.MediaType{
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"application/json": {
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Schema: &openapi3.SchemaOrRef{
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SchemaReference: &openapi3.SchemaReference{
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Ref: "#/components/schemas/ErrorResponse",
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},
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},
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},
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},
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},
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}
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}
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// Save 将规范导出为 YAML 文件
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func (g *Generator) Save(filename string) error {
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// 确保目录存在
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dir := filepath.Dir(filename)
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if err := os.MkdirAll(dir, 0755); err != nil {
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return err
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}
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// 安全的方法：MarshalJSON -> Unmarshal -> MarshalYAML
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// 这确保了我们遵守 openapi3 库中定义的 `json` 标签
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jsonBytes, err := g.Reflector.Spec.MarshalJSON()
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if err != nil {
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return err
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}
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var obj interface{}
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if err := json.Unmarshal(jsonBytes, &obj); err != nil {
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return err
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}
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yamlBytes, err := yaml.Marshal(obj)
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if err != nil {
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return err
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}
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return os.WriteFile(filename, yamlBytes, 0644)
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}
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