package main
import (
"fmt"
"io/ioutil"
"os"
"encoding/json"
"log"
"net/http"
"math/rand"
"strconv"
)
type Phrase struct {
Phrase string `json:"phrase"`
Mode bool `json:"mode"`
Answer string `json:"answer"`
}
type Phrases struct {
Phrases []Phrase `json:"phrases"`
}
var phrases Phrases
func ParseJSON() {
jsonFile, err := os.Open("phrases.json")
if err != nil {
log.Fatal(err)
}
defer jsonFile.Close()
byteValue, _ := ioutil.ReadAll(jsonFile)
err = json.Unmarshal(byteValue, &phrases)
if err != nil {
log.Fatal(err)
}
}
func requestHandler(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/html")
i := rand.Intn(len(phrases.Phrases))
fmt.Fprintf(w, `
%s
Pon la palabra en la forma adecuada:
`, phrases.Phrases[i].Phrase, i)
}
func answerHandler(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/html")
i, err := strconv.Atoi(r.URL.Path[len("/answer/"):])
if err != nil {
log.Fatal(err)
}
p := phrases.Phrases[i]
pageContent := "" + p.Phrase + "
tu respuesta estaba "
if r.FormValue("answer") == p.Answer {
pageContent += "correcta! Buen hecho
"
} else {
pageContent += "falsa :'-(
"
}
j := rand.Intn(len(phrases.Phrases)-1)
if j>=i {
j++
}
pageContent+= "
frase nueva: " + phrases.Phrases[j].Phrase + `
`
pageContent += ""
fmt.Fprintf(w,pageContent)
}
func main() {
ParseJSON()
http.HandleFunc("/", requestHandler)
http.HandleFunc("/answer/", answerHandler)
log.Fatal(http.ListenAndServe(":8080", nil))
}