Fixed up a lot of errors, moved files and cleaned

assignment1/main.go

-package main
-
-
-import (
-    "net/http"
-    "assignment1/handlers"
-    "time"
-)
-
-func main() {
-    mux := http.NewServeMux()
-
-    mux.HandleFunc("/librarystats/v1/bookcount/", handlers.BookCountHandler)
-    mux.HandleFunc("/librarystats/v1/readership/", handlers.ReadershipHandler)
-    mux.HandleFunc("/librarystats/v1/status/", handlers.StatusHandler)
-
-    srv := &http.Server{
-        Handler:      mux,
-        Addr:         "127.0.0.1:8080",
-        WriteTimeout: 15 * time.Second,
-        ReadTimeout:  15 * time.Second,
-    }
-
-    http.ListenAndServe(":8080", mux)
-}

assignment1/handlers/handlers.go → handlers/handlers.go

@@ -8,6 +8,37 @@ import (
     "fmt"
 )
 
+// BookCountHandler handles requests to the /librarystats/v1/bookcount/ endpoint.
+func BookCountHandler(w http.ResponseWriter, r *http.Request) {
+    // Extract query parameters for language
+    query := r.URL.Query()
+    language := query.Get("language")
+
+    // Fetch book data from the Gutendex API
+    booksResponse, err := services.FetchBooksByLanguage(language)
+    if err != nil {
+        http.Error(w, "Failed to fetch books: "+err.Error(), http.StatusInternalServerError)
+        return
+    }
+
+    // Process the books to calculate the book count and author count
+    bookCount := len(booksResponse.Results)
+    authorCount := services.CalculateUniqueAuthors(booksResponse.Results)
+
+    // Create a response object
+    response := map[string]interface{}{
+        "language":   language,
+        "bookCount":  bookCount,
+        "authorCount": authorCount,
+    }
+
+    // Write the response back as JSON
+    w.Header().Set("Content-Type", "application/json")
+    if err := json.NewEncoder(w).Encode(response); err != nil {
+        http.Error(w, "Failed to encode response: "+err.Error(), http.StatusInternalServerError)
+    }
+}
+
 func ReadershipHandler(w http.ResponseWriter, r *http.Request) {
     // Extract the language code from the URL path
     language := r.URL.Path[len("/librarystats/v1/readership/"):]

main.go

+package main
+
+import (
+	"assignment1/handlers" // Make sure this path is correct
+	"net/http"
+	"time"
+    "log"
+)
+
+func main() {
+	mux := http.NewServeMux()
+
+	mux.HandleFunc("/librarystats/v1/bookcount/", handlers.BookCountHandler)
+	mux.HandleFunc("/librarystats/v1/readership/", handlers.ReadershipHandler)
+	mux.HandleFunc("/librarystats/v1/status/", handlers.StatusHandler)
+
+	srv := &http.Server{
+		Handler:      mux,
+		Addr:         "127.0.0.1:8080",
+		WriteTimeout: 15 * time.Second,
+		ReadTimeout:  15 * time.Second,
+	}
+
+	// Use the srv variable to start the server
+	if err := srv.ListenAndServe(); err != nil {
+		log.Fatalf("Failed to start server: %v", err)
+	}
+}

assignment1/models/models.go → models/models.go

 package models
 
-// ... Other models
-
 // GutenbergBook represents the structure of a book from the Gutenberg API.
 type GutenbergBook struct {
     ID            int               `json:"id"`
@@ -47,3 +45,21 @@ type CountryInfo struct {
 type CountryResponse struct {
     Population int64 `json:"population"`
 }
+
+// ReadershipDetail represents the detailed readership information for a country.
+type ReadershipDetail struct {
+    Country    string `json:"country"`
+    ISOCode    string `json:"isocode"`
+    Books      int    `json:"books"`
+    Authors    int    `json:"authors"`
+    Readership int64  `json:"readership"`
+}
+
+// ServiceStatus represents the status of external services your application depends on.
+type ServiceStatus struct {
+    GutendexAPI  string `json:"gutendexapi"`
+    LanguageAPI  string `json:"languageapi"`
+    CountriesAPI string `json:"countriesapi"`
+    Version      string `json:"version"`
+    Uptime       int64  `json:"uptime"`
+}
\ No newline at end of file

assignment1/services/services.go → services/services.go

@@ -10,8 +10,7 @@ import (
 // FetchBooksByLanguage retrieves books from the Gutendex API by language.
 func FetchBooksByLanguage(language string) (*models.GutenbergResponse, error) {
     url := "http://129.241.150.113:8000/books?languages=" + language
-    resp, err := http.Get(url
-)
+    resp, err := http.Get(url)
     if err != nil {
         return nil, err
     }