Added backend

backend/main.go

@@ -0,0 +1,82 @@
+package main
+
+import (
+	"TheAdversary/api"
+	"TheAdversary/config"
+	"TheAdversary/database"
+	"TheAdversary/server"
+	"fmt"
+	"github.com/gorilla/mux"
+	"html/template"
+	"net/http"
+	"path"
+	"path/filepath"
+	"strings"
+)
+
+func main() {
+	r := mux.NewRouter()
+	r.StrictSlash(true)
+
+	var subrouter *mux.Router
+	if config.SubPath != "" {
+		subrouter = r.PathPrefix(config.SubPath).Subrouter()
+	} else {
+		subrouter = r
+	}
+
+	setupApi(subrouter)
+	setupFrontend(subrouter)
+
+	db, err := database.NewSqlite3Connection(config.DatabaseFile)
+	if err != nil {
+		panic(err)
+	}
+	database.SetGlobDB(db)
+
+	if err := http.ListenAndServe(fmt.Sprintf(":%s", config.ServerPort), r); err != nil {
+		panic(err)
+	}
+}
+
+func setupApi(r *mux.Router) {
+	r.HandleFunc("/api/login", api.Login).Methods(http.MethodPost)
+
+	r.HandleFunc("/api/authors", api.Authors).Methods(http.MethodGet)
+	r.HandleFunc("/api/tags", api.Tags).Methods(http.MethodGet)
+
+	r.HandleFunc("/api/recent", api.Recent).Methods(http.MethodGet)
+	r.HandleFunc("/api/search", api.Search).Methods(http.MethodGet)
+
+	r.HandleFunc("/api/article", api.Article).Methods(http.MethodGet, http.MethodPost, http.MethodPatch, http.MethodDelete)
+
+	r.HandleFunc("/api/assets", api.Assets).Methods(http.MethodGet, http.MethodPost, http.MethodDelete)
+
+	r.MethodNotAllowedHandler = http.Handler(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		api.ApiError{Message: "invalid method", Code: http.StatusNotFound}.Send(w)
+	}))
+	r.NotFoundHandler = http.Handler(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		api.ApiError{Message: "invalid endpoint", Code: http.StatusNotFound}.Send(w)
+	}))
+}
+
+func setupFrontend(r *mux.Router) {
+	r.HandleFunc("/article/{article}", server.Article).Methods(http.MethodGet)
+	r.HandleFunc("/assets/{asset}", server.Assets).Methods(http.MethodGet)
+
+	r.PathPrefix("/css/").HandlerFunc(server.ServePath).Methods(http.MethodGet)
+	r.PathPrefix("/img/").HandlerFunc(server.ServePath).Methods(http.MethodGet)
+	r.PathPrefix("/js/").HandlerFunc(server.ServePath).Methods(http.MethodGet)
+	r.PathPrefix("/html/").HandlerFunc(server.ServePath).Methods(http.MethodGet)
+
+	landingpage := template.Must(template.ParseFiles(filepath.Join(config.FrontendDir, "html", "landingpage.gohtml")))
+	r.Path("/").HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		landingpage.Execute(w, struct {
+			BasePath string
+		}{BasePath: config.Address + strings.TrimSuffix(path.Join("/", config.SubPath), "/") + "/"})
+	}).Methods(http.MethodGet)
+
+	r.NotFoundHandler = http.Handler(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		server.Error404(w, r)
+	}))
+}