* SendMessage

* UploadFile

.gitignore

@@ -10,3 +10,5 @@
 
 # Output of the go coverage tool, specifically when used with LiteIDE
 *.out
+
+.idea

README.md

@@ -1,2 +1,42 @@
-# icq
-Go lang lib for ICQ BOT API
+# ICQ Bot API
+
+## Working
+
+* SendMessage
+* SendFile
+
+## Example
+
+```go
+package main
+
+import (
+	"github.com/go-icq/icq"
+	"log"
+	"os"
+)
+
+func main() {
+	// New API object
+	b := icq.NewAPI(os.Getenv("ICQ_TOKEN"))
+
+	// Send message
+	r, err := b.SendMessage("429950", "Hello, world!")
+	if err != nil {
+		panic(err)
+	}
+	log.Println(r.State)
+
+	// Send file
+	f, err := os.Open("./example/icq.png")
+	defer f.Close()
+	if err != nil {
+		panic(err)
+	}
+	file, err := b.UploadFile("icq.png", f)
+	if err != nil {
+		panic(err)
+	}
+	b.SendMessage("429950", file)
+}
+```

api.go

@@ -0,0 +1,96 @@
+package icq
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"net/http"
+	"net/url"
+	"strconv"
+	"sync"
+	"time"
+)
+
+// HTTP Client interface
+type Doer interface {
+	Do(req *http.Request) (*http.Response, error)
+}
+
+// API
+type API struct {
+	token   string
+	baseUrl string
+	client  Doer
+	mu      *sync.Mutex
+}
+
+// NewAPI constructor of API object
+func NewAPI(token string) *API {
+	return &API{
+		token:   token,
+		baseUrl: "https://botapi.icq.net",
+		mu:      new(sync.Mutex),
+		client:  http.DefaultClient,
+	}
+}
+
+// SendMessage with `message` text to `to` participant
+func (a *API) SendMessage(to string, message string) (*MessageResponse, error) {
+	a.mu.Lock()
+	defer a.mu.Unlock()
+	v := url.Values{
+		"aimsid":  []string{a.token},
+		"r":       []string{strconv.FormatInt(time.Now().Unix(), 10)},
+		"t":       []string{to},
+		"message": []string{message},
+	}
+	req, err := http.NewRequest(http.MethodGet, a.baseUrl+"/im/sendIM?"+v.Encode(), nil)
+	if err != nil {
+		return nil, err
+	}
+	resp, err := a.client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+	b, err := ioutil.ReadAll(resp.Body)
+	r := &Response{}
+	if err := json.Unmarshal(b, r); err != nil {
+		return nil, err
+	}
+	if r.Response.StatusCode != 200 {
+		return nil, fmt.Errorf("failed to send message: %s", r.Response.StatusText)
+	}
+	return r.Response.Data, nil
+}
+
+// UploadFile to ICQ servers and returns URL to file
+func (a *API) UploadFile(fileName string, r io.Reader) (string, error) {
+	a.mu.Lock()
+	defer a.mu.Unlock()
+	v := url.Values{"aimsid": []string{a.token}, "filename": []string{fileName}}
+	req, err := http.NewRequest(http.MethodPost, a.baseUrl+"/im/sendFile?"+v.Encode(), r)
+	if err != nil {
+		return "", err
+	}
+	resp, err := a.client.Do(req)
+	if err != nil {
+		return "", err
+	}
+	defer resp.Body.Close()
+	rb, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		return "", err
+	}
+	file := struct {
+		Data struct {
+			StaticUrl string `json:"static_url"`
+		} `json:"data"`
+	}{}
+
+	if err := json.Unmarshal(rb, &file); err != nil {
+		return "", err
+	}
+	return file.Data.StaticUrl, nil
+}

example/example.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"github.com/go-icq/icq"
+	"log"
+	"os"
+)
+
+func main() {
+	// New API object
+	b := icq.NewAPI(os.Getenv("ICQ_TOKEN"))
+
+	// Send message
+	r, err := b.SendMessage("429950", "Hello, world!")
+	if err != nil {
+		panic(err)
+	}
+	log.Println(r.State)
+
+	// Send file
+	f, err := os.Open("./example/icq.png")
+	defer f.Close()
+	if err != nil {
+		panic(err)
+	}
+	file, err := b.UploadFile("icq.png", f)
+	if err != nil {
+		panic(err)
+	}
+	b.SendMessage("429950", file)
+}

go.mod

@@ -0,0 +1 @@
+module github.com/go-icq/icq

types.go

@@ -0,0 +1,19 @@
+package icq
+
+type Response struct {
+	Response struct {
+		StatusCode int              `json:"statusCode"`
+		StatusText string           `json:"statusText"`
+		RequestId  string           `json:"requestId"`
+		Data       *MessageResponse `json:"data"`
+	} `json:"response"`
+}
+
+type MessageResponse struct {
+	SubCode struct {
+		Error int `json:"error"`
+	} `json:"subCode"`
+	MessageID        string `json:"msgId"`
+	HistoryMessageID int64  `json:"histMsgId"`
+	State            string `json:"state"`
+}