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main.go
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main.go
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package main
import (
"database/sql"
"log"
"net/http"
"strconv"
"text/template"
_ "github.com/mattn/go-sqlite3"
)
type Tweets struct {
Id int
Tweet string
}
var DbConnection *sql.DB
func indexHandler(w http.ResponseWriter, r *http.Request) {
DbConnection, _ := sql.Open("sqlite3", "./example.sql")
defer DbConnection.Close()
cmd := `SELECT * FROM tweets`
rows, err := DbConnection.Query(cmd)
if err != nil {
log.Fatalln(err)
}
defer rows.Close()
var body []Tweets
for rows.Next() {
var b Tweets
err := rows.Scan(&b.Id, &b.Tweet)
if err != nil {
log.Fatalln(err)
}
body = append(body, b)
}
t, err := template.ParseFiles("views/index.html")
if err != nil {
log.Fatalln(err)
}
t.Execute(w, body)
}
func getPostTweet(w http.ResponseWriter, r *http.Request) {
DbConnection, _ := sql.Open("sqlite3", "./example.sql")
defer DbConnection.Close()
v := r.FormValue("tweet")
cmd := `INSERT INTO tweets(tweet)VALUES(?)`
DbConnection.Exec(cmd, v)
http.Redirect(w, r, "/", http.StatusFound)
}
func deleteTweet(w http.ResponseWriter, r *http.Request) {
DbConnection, _ := sql.Open("sqlite3", "./example.sql")
defer DbConnection.Close()
cmd := "DELETE FROM Tweets WHERE id = ?"
i := r.FormValue("tweet_delete")
var I int
I, _ = strconv.Atoi(i)
DbConnection.Exec(cmd, I)
http.Redirect(w, r, "/", http.StatusFound)
}
func main() {
http.Handle("/resources/", http.StripPrefix("/resources/", http.FileServer(http.Dir("resources/"))))
http.HandleFunc("/", indexHandler)
http.HandleFunc("/tweet_delete/", deleteTweet)
http.HandleFunc("/tweet/", getPostTweet)
http.ListenAndServe(":8088", nil)
}