forked from saurabh-agarwals/slack
/
ims.go
75 lines (68 loc) · 1.56 KB
/
ims.go
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package slack
import (
"encoding/json"
"errors"
)
// API im.list: Lists direct message channels for the calling user.
func (sl *Slack) ImList() ([]*Im, error) {
uv := sl.urlValues()
body, err := sl.GetRequest(imListApiEndpoint, uv)
if err != nil {
return nil, err
}
res := new(ImListAPIResponse)
err = json.Unmarshal(body, res)
if err != nil {
return nil, err
}
if !res.Ok {
return nil, errors.New(res.Error)
}
return res.Ims()
}
// slack im type
type Im struct {
Id string `json:"id"`
Isim bool `json:"is_im"`
User string `json:"user"`
Created int `json:"created"`
IsUserDeleted bool `json:"is_user_deleted"`
}
// response type for `im.list` api
type ImListAPIResponse struct {
BaseAPIResponse
RawIms json.RawMessage `json:"ims"`
}
// Ims returns a slice of im object from `im.list` api.
func (res *ImListAPIResponse) Ims() ([]*Im, error) {
var im []*Im
err := json.Unmarshal(res.RawIms, &im)
if err != nil {
return nil, err
}
return im, nil
}
// FindIm returns a im object that satisfy conditions specified.
func (sl *Slack) FindIm(cb func(*Im) bool) (*Im, error) {
ims, err := sl.ImList()
if err != nil {
return nil, err
}
for _, im := range ims {
if cb(im) {
return im, nil
}
}
return nil, errors.New("No such im.")
}
// FindImByName returns a im object that matches name specified.
func (sl *Slack) FindImByName(name string) (*Im, error) {
user, err := sl.FindUserByName(name)
if err != nil {
return nil, err
}
id := user.Id
return sl.FindIm(func(im *Im) bool {
return im.User == id
})
}