add: voter agent

agt/voteragent/voteragent.go

 package voteragent
 
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"log"
+	"math/rand"
+	"net/http"
+
+	rad "gitlab.utc.fr/gvandevi/ia04binome2a"
+	cs "gitlab.utc.fr/gvandevi/ia04binome2a/comsoc"
+)
+
 type RestClientAgent struct {
-	id       string
-	url      string
-	operator string
-	arg1     int
-	arg2     int
+	id      string
+	url     string
+	scrutin string
+	nbAlts  int
+	prefs   []int
+	options []int
 }
 
-func NewRestClientAgent(id string, url string, op string, arg1 int, arg2 int) *RestClientAgent {
-	return &RestClientAgent{id, url, op, arg1, arg2}
+func NewRestClientAgent(id string, url string, scrutin string, nbAlts int, prefs []int, options []int) *RestClientAgent {
+	return &RestClientAgent{id, url, scrutin, nbAlts, prefs, options}
 }
 
-//func (rca *RestClientAgent) treatResponse(r *http.Response) int {
-//	buf := new(bytes.Buffer)
-//	buf.ReadFrom(r.Body)
-//
-//	var resp rad.Response
-//	json.Unmarshal(buf.Bytes(), &resp)
-//
-//	return resp.Result
-//}
-//
-//func (rca *RestClientAgent) doRequest() (res int, err error) {
-//	req := rad.Request{
-//		Operator: rca.operator,
-//		Args:     [2]int{rca.arg1, rca.arg2},
-//	}
-//
-//	// sérialisation de la requête
-//	url := rca.url + "/calculator"
-//	data, _ := json.Marshal(req)
-//
-//	// envoi de la requête
-//	resp, err := http.Post(url, "application/json", bytes.NewBuffer(data))
-//
-//	// traitement de la réponse
-//	if err != nil {
-//		return
-//	}
-//	if resp.StatusCode != http.StatusOK {
-//		err = fmt.Errorf("[%d] %s", resp.StatusCode, resp.Status)
-//		return
-//	}
-//	res = rca.treatResponse(resp)
-//
-//	return
-//}
-
-//func (rca *RestClientAgent) Start() {
-//	log.Printf("démarrage de %s", rca.id)
-//	res, err := rca.doRequest()
-//
-//	if err != nil {
-//		log.Fatal(rca.id, "error:", err.Error())
-//	} else {
-//		log.Printf("[%s] %d %s %d = %d\n", rca.id, rca.arg1, rca.operator, rca.arg2, res)
-//	}
-//}
+func (rca *RestClientAgent) vote() (err error) {
+	req := rad.Vote{
+		AgentID:  rca.id,
+		BallotID: rca.scrutin,
+		Prefs:    rca.prefs,
+		Options:  rca.options,
+	}
+
+	// sérialisation de la requête
+	url := rca.url + "/vote"
+	data, _ := json.Marshal(req)
+
+	// envoi de la requête
+	resp, err := http.Post(url, "application/json", bytes.NewBuffer(data))
+
+	// traitement de la réponse
+	if err != nil {
+		return
+	}
+	if resp.StatusCode != http.StatusOK {
+		err = fmt.Errorf("[%d] %s", resp.StatusCode, resp.Status)
+		return
+	}
+
+	return
+}
+
+func (rca *RestClientAgent) Start() {
+	log.Printf("démarrage de %s", rca.id)
+
+	prefs := make([]cs.Alternative, 0)
+	if len(rca.prefs) == 0 {
+		prefs = cs.GenerateProfile(1, rca.nbAlts)[0]
+		rca.prefs = make([]int, len(prefs))
+		for i, pref := range prefs {
+			rca.prefs[i] = int(pref)
+		}
+	}
+
+	rca.options = []int{1 + rand.Intn(rca.nbAlts-1)}
+
+	err := rca.vote()
+
+	if err != nil {
+		log.Fatal(rca.id, "error:", err.Error())
+	} else {
+		log.Printf("[%s] voted in %s\n", rca.id, rca.scrutin)
+	}
+}

cmd/launch-vagt/launch-vagt.go

@@ -7,7 +7,7 @@ import (
 )
 
 func main() {
-	ag := va.NewRestClientAgent("id1", "http://localhost:8080", "+", 11, 1)
+	ag := va.NewRestClientAgent("ag1", "http://localhost:8080", "scrutin1", 3, make([]int, 0), make([]int, 0))
 	ag.Start()
 	fmt.Scanln()
 }