oas_router_gen.go

// Code generated by ogen, DO NOT EDIT.

package tempoapi

import (
	"net/http"
	"net/url"
	"strings"

	"github.com/ogen-go/ogen/uri"
)

func (s *Server) cutPrefix(path string) (string, bool) {
	prefix := s.cfg.Prefix
	if prefix == "" {
		return path, true
	}
	if !strings.HasPrefix(path, prefix) {
		// Prefix doesn't match.
		return "", false
	}
	// Cut prefix from the path.
	return strings.TrimPrefix(path, prefix), true
}

// ServeHTTP serves http request as defined by OpenAPI v3 specification,
// calling handler that matches the path or returning not found error.
func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
	elem := r.URL.Path
	elemIsEscaped := false
	if rawPath := r.URL.RawPath; rawPath != "" {
		if normalized, ok := uri.NormalizeEscapedPath(rawPath); ok {
			elem = normalized
			elemIsEscaped = strings.ContainsRune(elem, '%')
		}
	}

	elem, ok := s.cutPrefix(elem)
	if !ok || len(elem) == 0 {
		s.notFound(w, r)
		return
	}
	args := [1]string{}

	// Static code generated router with unwrapped path search.
	switch {
	default:
		if len(elem) == 0 {
			break
		}
		switch elem[0] {
		case '/': // Prefix: "/api/"
			if l := len("/api/"); len(elem) >= l && elem[0:l] == "/api/" {
				elem = elem[l:]
			} else {
				break
			}

			if len(elem) == 0 {
				break
			}
			switch elem[0] {
			case 'e': // Prefix: "echo"
				if l := len("echo"); len(elem) >= l && elem[0:l] == "echo" {
					elem = elem[l:]
				} else {
					break
				}

				if len(elem) == 0 {
					// Leaf node.
					switch r.Method {
					case "GET":
						s.handleEchoRequest([0]string{}, elemIsEscaped, w, r)
					default:
						s.notAllowed(w, r, "GET")
					}

					return
				}
			case 's': // Prefix: "search"
				if l := len("search"); len(elem) >= l && elem[0:l] == "search" {
					elem = elem[l:]
				} else {
					break
				}

				if len(elem) == 0 {
					switch r.Method {
					case "GET":
						s.handleSearchRequest([0]string{}, elemIsEscaped, w, r)
					default:
						s.notAllowed(w, r, "GET")
					}

					return
				}
				switch elem[0] {
				case '/': // Prefix: "/tag"
					if l := len("/tag"); len(elem) >= l && elem[0:l] == "/tag" {
						elem = elem[l:]
					} else {
						break
					}

					if len(elem) == 0 {
						break
					}
					switch elem[0] {
					case '/': // Prefix: "/"
						if l := len("/"); len(elem) >= l && elem[0:l] == "/" {
							elem = elem[l:]
						} else {
							break
						}

						// Param: "tag_name"
						// Match until "/"
						idx := strings.IndexByte(elem, '/')
						if idx < 0 {
							idx = len(elem)
						}
						args[0] = elem[:idx]
						elem = elem[idx:]

						if len(elem) == 0 {
							break
						}
						switch elem[0] {
						case '/': // Prefix: "/values"
							if l := len("/values"); len(elem) >= l && elem[0:l] == "/values" {
								elem = elem[l:]
							} else {
								break
							}

							if len(elem) == 0 {
								// Leaf node.
								switch r.Method {
								case "GET":
									s.handleSearchTagValuesRequest([1]string{
										args[0],
									}, elemIsEscaped, w, r)
								default:
									s.notAllowed(w, r, "GET")
								}

								return
							}
						}
					case 's': // Prefix: "s"
						if l := len("s"); len(elem) >= l && elem[0:l] == "s" {
							elem = elem[l:]
						} else {
							break
						}

						if len(elem) == 0 {
							// Leaf node.
							switch r.Method {
							case "GET":
								s.handleSearchTagsRequest([0]string{}, elemIsEscaped, w, r)
							default:
								s.notAllowed(w, r, "GET")
							}

							return
						}
					}
				}
			case 't': // Prefix: "traces/"
				if l := len("traces/"); len(elem) >= l && elem[0:l] == "traces/" {
					elem = elem[l:]
				} else {
					break
				}

				// Param: "traceID"
				// Leaf parameter
				args[0] = elem
				elem = ""

				if len(elem) == 0 {
					// Leaf node.
					switch r.Method {
					case "GET":
						s.handleTraceByIDRequest([1]string{
							args[0],
						}, elemIsEscaped, w, r)
					default:
						s.notAllowed(w, r, "GET")
					}

					return
				}
			case 'v': // Prefix: "v2/search/tag/"
				if l := len("v2/search/tag/"); len(elem) >= l && elem[0:l] == "v2/search/tag/" {
					elem = elem[l:]
				} else {
					break
				}

				// Param: "tag_name"
				// Match until "/"
				idx := strings.IndexByte(elem, '/')
				if idx < 0 {
					idx = len(elem)
				}
				args[0] = elem[:idx]
				elem = elem[idx:]

				if len(elem) == 0 {
					break
				}
				switch elem[0] {
				case '/': // Prefix: "/values"
					if l := len("/values"); len(elem) >= l && elem[0:l] == "/values" {
						elem = elem[l:]
					} else {
						break
					}

					if len(elem) == 0 {
						// Leaf node.
						switch r.Method {
						case "GET":
							s.handleSearchTagValuesV2Request([1]string{
								args[0],
							}, elemIsEscaped, w, r)
						default:
							s.notAllowed(w, r, "GET")
						}

						return
					}
				}
			}
		}
	}
	s.notFound(w, r)
}

// Route is route object.
type Route struct {
	name        string
	summary     string
	operationID string
	pathPattern string
	count       int
	args        [1]string
}

// Name returns ogen operation name.
//
// It is guaranteed to be unique and not empty.
func (r Route) Name() string {
	return r.name
}

// Summary returns OpenAPI summary.
func (r Route) Summary() string {
	return r.summary
}

// OperationID returns OpenAPI operationId.
func (r Route) OperationID() string {
	return r.operationID
}

// PathPattern returns OpenAPI path.
func (r Route) PathPattern() string {
	return r.pathPattern
}

// Args returns parsed arguments.
func (r Route) Args() []string {
	return r.args[:r.count]
}

// FindRoute finds Route for given method and path.
//
// Note: this method does not unescape path or handle reserved characters in path properly. Use FindPath instead.
func (s *Server) FindRoute(method, path string) (Route, bool) {
	return s.FindPath(method, &url.URL{Path: path})
}

// FindPath finds Route for given method and URL.
func (s *Server) FindPath(method string, u *url.URL) (r Route, _ bool) {
	var (
		elem = u.Path
		args = r.args
	)
	if rawPath := u.RawPath; rawPath != "" {
		if normalized, ok := uri.NormalizeEscapedPath(rawPath); ok {
			elem = normalized
		}
		defer func() {
			for i, arg := range r.args[:r.count] {
				if unescaped, err := url.PathUnescape(arg); err == nil {
					r.args[i] = unescaped
				}
			}
		}()
	}

	elem, ok := s.cutPrefix(elem)
	if !ok {
		return r, false
	}

	// Static code generated router with unwrapped path search.
	switch {
	default:
		if len(elem) == 0 {
			break
		}
		switch elem[0] {
		case '/': // Prefix: "/api/"
			if l := len("/api/"); len(elem) >= l && elem[0:l] == "/api/" {
				elem = elem[l:]
			} else {
				break
			}

			if len(elem) == 0 {
				break
			}
			switch elem[0] {
			case 'e': // Prefix: "echo"
				if l := len("echo"); len(elem) >= l && elem[0:l] == "echo" {
					elem = elem[l:]
				} else {
					break
				}

				if len(elem) == 0 {
					switch method {
					case "GET":
						// Leaf: Echo
						r.name = "Echo"
						r.summary = ""
						r.operationID = "echo"
						r.pathPattern = "/api/echo"
						r.args = args
						r.count = 0
						return r, true
					default:
						return
					}
				}
			case 's': // Prefix: "search"
				if l := len("search"); len(elem) >= l && elem[0:l] == "search" {
					elem = elem[l:]
				} else {
					break
				}

				if len(elem) == 0 {
					switch method {
					case "GET":
						r.name = "Search"
						r.summary = ""
						r.operationID = "search"
						r.pathPattern = "/api/search"
						r.args = args
						r.count = 0
						return r, true
					default:
						return
					}
				}
				switch elem[0] {
				case '/': // Prefix: "/tag"
					if l := len("/tag"); len(elem) >= l && elem[0:l] == "/tag" {
						elem = elem[l:]
					} else {
						break
					}

					if len(elem) == 0 {
						break
					}
					switch elem[0] {
					case '/': // Prefix: "/"
						if l := len("/"); len(elem) >= l && elem[0:l] == "/" {
							elem = elem[l:]
						} else {
							break
						}

						// Param: "tag_name"
						// Match until "/"
						idx := strings.IndexByte(elem, '/')
						if idx < 0 {
							idx = len(elem)
						}
						args[0] = elem[:idx]
						elem = elem[idx:]

						if len(elem) == 0 {
							break
						}
						switch elem[0] {
						case '/': // Prefix: "/values"
							if l := len("/values"); len(elem) >= l && elem[0:l] == "/values" {
								elem = elem[l:]
							} else {
								break
							}

							if len(elem) == 0 {
								switch method {
								case "GET":
									// Leaf: SearchTagValues
									r.name = "SearchTagValues"
									r.summary = ""
									r.operationID = "searchTagValues"
									r.pathPattern = "/api/search/tag/{tag_name}/values"
									r.args = args
									r.count = 1
									return r, true
								default:
									return
								}
							}
						}
					case 's': // Prefix: "s"
						if l := len("s"); len(elem) >= l && elem[0:l] == "s" {
							elem = elem[l:]
						} else {
							break
						}

						if len(elem) == 0 {
							switch method {
							case "GET":
								// Leaf: SearchTags
								r.name = "SearchTags"
								r.summary = ""
								r.operationID = "searchTags"
								r.pathPattern = "/api/search/tags"
								r.args = args
								r.count = 0
								return r, true
							default:
								return
							}
						}
					}
				}
			case 't': // Prefix: "traces/"
				if l := len("traces/"); len(elem) >= l && elem[0:l] == "traces/" {
					elem = elem[l:]
				} else {
					break
				}

				// Param: "traceID"
				// Leaf parameter
				args[0] = elem
				elem = ""

				if len(elem) == 0 {
					switch method {
					case "GET":
						// Leaf: TraceByID
						r.name = "TraceByID"
						r.summary = ""
						r.operationID = "traceByID"
						r.pathPattern = "/api/traces/{traceID}"
						r.args = args
						r.count = 1
						return r, true
					default:
						return
					}
				}
			case 'v': // Prefix: "v2/search/tag/"
				if l := len("v2/search/tag/"); len(elem) >= l && elem[0:l] == "v2/search/tag/" {
					elem = elem[l:]
				} else {
					break
				}

				// Param: "tag_name"
				// Match until "/"
				idx := strings.IndexByte(elem, '/')
				if idx < 0 {
					idx = len(elem)
				}
				args[0] = elem[:idx]
				elem = elem[idx:]

				if len(elem) == 0 {
					break
				}
				switch elem[0] {
				case '/': // Prefix: "/values"
					if l := len("/values"); len(elem) >= l && elem[0:l] == "/values" {
						elem = elem[l:]
					} else {
						break
					}

					if len(elem) == 0 {
						switch method {
						case "GET":
							// Leaf: SearchTagValuesV2
							r.name = "SearchTagValuesV2"
							r.summary = ""
							r.operationID = "searchTagValuesV2"
							r.pathPattern = "/api/v2/search/tag/{tag_name}/values"
							r.args = args
							r.count = 1
							return r, true
						default:
							return
						}
					}
				}
			}
		}
	}
	return r, false
}