Damnit again

Former-commit-id: b394f26caf0df7d113ac4cc7dacc9c544af6897f
2019-06-21 18:12:31 -06:00
commit 90a31495c9
32 changed files with 3464 additions and 0 deletions
--- a/server/routes.go
+++ b/server/routes.go
@@ -0,0 +1,165 @@
+package server
+
+import (
+	"bytes"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"io"
+	"local/router"
+	"local/rssmon3/config"
+	"local/sandbox/selenium/copart/copart/auction"
+	"local/storage"
+	"log"
+	"net/http"
+	"regexp"
+	"strings"
+)
+
+func (s *Server) Routes() error {
+	handles := []struct {
+		path    string
+		handler http.HandlerFunc
+	}{
+		{path: fmt.Sprintf("/api/tag/%s", router.Wildcard), handler: s.tag},
+	}
+	for _, handle := range handles {
+		if err := s.router.Add(handle.path, handle.handler); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (s *Server) notFound(w http.ResponseWriter, r *http.Request) {
+	http.NotFound(w, r)
+	return
+}
+
+func (s *Server) userError(w http.ResponseWriter, r *http.Request, err error) {
+	status := http.StatusBadRequest
+	log.Printf("%d: %v", status, err)
+	w.WriteHeader(status)
+}
+
+func (s *Server) error(w http.ResponseWriter, r *http.Request, err error) {
+	status := http.StatusInternalServerError
+	log.Printf("%d: %v", status, err)
+	w.WriteHeader(status)
+}
+
+func (s *Server) tag(w http.ResponseWriter, r *http.Request) {
+	foo := s.notFound
+	switch r.Method {
+	case "GET":
+		foo = s.getFeedByTag
+	}
+	foo(w, r)
+}
+
+func (s *Server) getFeedByTag(w http.ResponseWriter, r *http.Request) {
+	tag := regexp.MustCompile("^.*\\/").ReplaceAllString(r.URL.Path, "")
+	log.Println(tag)
+	s.error(w, r, errors.New("not impl"))
+}
+
+func (s *Server) auctions(w http.ResponseWriter, r *http.Request) {
+	foo := http.NotFound
+	r.ParseForm()
+	switch strings.ToLower(r.Method) {
+	case "get":
+		if len(r.Form) > 0 {
+			foo = s.query
+		} else {
+			foo = s.get
+		}
+	}
+	foo(w, r)
+}
+
+func (s *Server) get(w http.ResponseWriter, r *http.Request) {
+	db := config.Values().DB
+	if len(strings.Split(r.URL.Path, "/")) < 3 {
+		s.notFound(w, r)
+		return
+	}
+	key := strings.Split(r.URL.Path, "/")[2]
+	log.Println("GET", key)
+	value, err := db.Get(key)
+	if err == storage.ErrNotFound {
+		s.notFound(w, r)
+		return
+	}
+	if err != nil {
+		s.error(w, r, err)
+		return
+	}
+	io.Copy(w, bytes.NewBuffer(value))
+}
+
+func (s *Server) query(w http.ResponseWriter, r *http.Request) {
+	log.Println("QUERY", r.URL.Path)
+	list, err := s.list()
+	if err != nil {
+		s.error(w, r, err)
+		return
+	}
+	form := r.Form
+	for _, value := range form {
+		for _, chunk := range value {
+			iteration := []string{}
+			for _, name := range list {
+				if strings.Contains(strings.ToLower(name), strings.ToLower(chunk)) {
+					iteration = append(iteration, name)
+				}
+			}
+			list = iteration
+		}
+	}
+	if len(list) < 1 {
+		s.notFound(w, r)
+		return
+	}
+	carsJSON, err := s.gatherCarsTruncatedJSON(list)
+	if err != nil {
+		s.error(w, r, fmt.Errorf("gather cars(%v): %v", list, err))
+		return
+	}
+	w.Write(carsJSON)
+}
+
+func (s *Server) list() ([]string, error) {
+	db := config.Values().DB
+	list := []string{}
+	if b, err := db.Get("LIST"); err == storage.ErrNotFound {
+		list = []string{}
+		db.Set("LIST", []byte("[]"))
+	} else if err != nil {
+		return nil, fmt.Errorf("bad list in storage: %v", err)
+	} else if err := json.Unmarshal(b, &list); err != nil {
+		return nil, fmt.Errorf("bad list in storage: %v", err)
+	}
+	return list, nil
+}
+
+func (s *Server) gatherCarsTruncatedJSON(keys []string) ([]byte, error) {
+	cars := []*auction.Car{}
+	k := 0
+	for _, key := range keys {
+		k += 1
+		if k > 50 {
+			cars = append(cars, &auction.Car{Title: "Max results reached, please search more specifically"})
+			break
+		}
+		b, err := config.Values().DB.Get(key)
+		if err != nil {
+			return nil, err
+		}
+		c := auction.NewCar()
+		if err := c.Decode(b); err != nil {
+			return nil, err
+		}
+		cars = append(cars, c)
+	}
+	return json.Marshal(cars)
+}