package controllers
import (
"html/template"
"io"
"path/filepath"
"regexp"
"strings"
"github.com/goravel/framework/contracts/http"
swaggerFiles "github.com/swaggo/files/v2"
"github.com/swaggo/swag"
)
type SwaggerController struct {
// Dependent services
}
// Config stores fiberSwagger configuration variables.
type Config struct {
URL string
InstanceName string
DocExpansion string
DomID string
DeepLinking bool
PersistAuthorization bool
}
func NewSwaggerController() *SwaggerController {
return &SwaggerController{
// Inject services
}
}
// Index
//
// @Summary Swagger UI
// @Description Swagger UI
// @Tags Swagger
// @Success 200
// @Failure 500
// @Router /swagger [get]
func (r *SwaggerController) Index(ctx http.Context) http.Response {
config := Config{
URL: "swagger.json",
DocExpansion: "list",
DomID: "swagger-ui",
InstanceName: swag.Name,
DeepLinking: true,
}
// create a template with name
index, _ := template.New("swagger_index.html").Parse(indexTemplate)
var re = regexp.MustCompile(`^(.*/)([^?].*)?[?|.]*$`)
matches := re.FindStringSubmatch(ctx.Request().Path())
path := matches[2]
fileExt := filepath.Ext(path)
switch path {
case "":
return ctx.Response().Redirect(http.StatusMovedPermanently, filepath.Join(matches[1], "index.html"))
case "index.html":
var builder strings.Builder
err := index.Execute(&builder, config)
if err != nil {
return ctx.Response().Status(http.StatusInternalServerError).String(http.StatusText(http.StatusInternalServerError))
}
return ctx.Response().Success().String("html", builder.String())
case "swagger.json":
return ctx.Response().File("docs/swagger.json")
}
file, err := swaggerFiles.FS.Open(path)
if err != nil {
return ctx.Response().Status(http.StatusInternalServerError).String(http.StatusText(http.StatusInternalServerError))
}
defer file.Close()
content, err := io.ReadAll(file)
if err != nil {
return ctx.Response().Status(http.StatusInternalServerError).String(http.StatusText(http.StatusInternalServerError))
}
return ctx.Response().Success().String(fileExt[0:], string(content))
}
const indexTemplate = `
Swagger UI
`