GetPostWithComments() method implemented.

This commit is contained in:
Alexey Skobkin 2016-03-30 04:21:36 +03:00
parent fc30e4b27f
commit ae0722ce09
3 changed files with 86 additions and 20 deletions

View File

@ -11,6 +11,16 @@ import (
"strconv"
)
// Package errors
var (
ErrHttpRequest = errors.New("point-api: HTTP request error")
ErrJsonDeserialization = errors.New("point-api: JSON deserialization error")
ErrNotAuthorized = errors.New("point-api: Not authorized")
ErrAuthNeeded = errors.New("point-api: Authentication needed")
ErrNoNextPage = errors.New("point-api: Page has next_page: false")
ErrAuthorPrivacy = errors.New("point-api: Post author privacy error")
)
type PointClient struct {
client simple_http.Client
apiUrl string
@ -43,8 +53,8 @@ func (c *PointClient) Login(login, password string) (Token, error) {
jsonErr := json.Unmarshal(body, &token)
if jsonErr != nil {
log.Fatal(jsonErr)
return token, errors.New("JSON deserialization error")
log.Println(jsonErr)
return token, ErrJsonDeserialization
}
if token.Error != "" {
@ -56,13 +66,48 @@ func (c *PointClient) Login(login, password string) (Token, error) {
return token, nil
}
// GetPostWithComments gets post with provided id and comments in it
func (c *PointClient) GetPostWithComments(id string) (PostShowResponse, error) {
var response PostShowResponse
headers := map[string]string{}
if 0 != len(c.token.AuthToken) {
headers["Authorization"] = c.token.AuthToken
}
body, reqErr := c.client.MakeGetRequest(c.apiUrl+"post/"+id, nil, &headers)
if reqErr != nil {
return response, ErrHttpRequest
}
jsonErr := json.Unmarshal(body, &response)
if jsonErr != nil {
log.Println(jsonErr)
return response, ErrJsonDeserialization
}
switch response.Error {
case "NotAuthorized":
log.Println("Please use correct login and password to fetch this post")
return response, ErrNotAuthorized
case "PostAuthorError":
log.Println("Post author profile is private")
return response, ErrAuthorPrivacy
}
return response, nil
}
// GetRecentAllPostsPage gets most recent /all posts page
func (c *PointClient) GetRecentAllPostsPage() (Page, error) {
var page Page
if len(c.token.AuthToken) == 0 {
log.Fatal("Can not get recent posts. Login first.")
return page, errors.New("Login first")
if 0 != len(c.token.AuthToken) {
log.Println("Can not get recent posts. Login first.")
return page, ErrAuthNeeded
}
headers := map[string]string{
@ -72,20 +117,20 @@ func (c *PointClient) GetRecentAllPostsPage() (Page, error) {
body, reqErr := c.client.MakeGetRequest(c.apiUrl+"all", nil, &headers)
if reqErr != nil {
return page, errors.New("HTTP request error")
return page, ErrHttpRequest
}
jsonErr := json.Unmarshal(body, &page)
if jsonErr != nil {
log.Fatal(jsonErr)
return page, errors.New("JSON deserialization error")
log.Println(jsonErr)
return page, ErrJsonDeserialization
}
// Move page.Error to response object
if page.Error == "NotAuthorized" {
log.Fatal("Please use correct login and password to fetch recent posts")
return page, errors.New("Not authorized")
log.Println("Please use correct login and password to fetch recent posts")
return page, ErrNotAuthorized
}
return page, nil
@ -96,8 +141,8 @@ func (c *PointClient) GetNextAllPostsPageBeforeUid(uid int) (Page, error) {
var nextPage Page
if len(c.token.AuthToken) == 0 {
log.Fatal("Can not get recent posts. Login first.")
return nextPage, errors.New("Login first")
log.Println("Can not get recent posts. Login first.")
return nextPage, ErrAuthNeeded
}
data := url.Values{}
@ -110,20 +155,20 @@ func (c *PointClient) GetNextAllPostsPageBeforeUid(uid int) (Page, error) {
body, req_err := c.client.MakeGetRequest(c.apiUrl+"all", &data, &headers)
if req_err != nil {
return nextPage, errors.New("HTTP request error")
return nextPage, ErrHttpRequest
}
json_err := json.Unmarshal(body, &nextPage)
if json_err != nil {
log.Fatal(json_err)
return nextPage, errors.New("JSON deserialization error")
log.Println(json_err)
return nextPage, ErrJsonDeserialization
}
// Move page.Error to response object
if nextPage.Error == "NotAuthorized" {
log.Fatal("Please use correct login and password to fetch recent posts")
return nextPage, errors.New("Not authorized")
log.Println("Please use correct login and password to fetch recent posts")
return nextPage, ErrNotAuthorized
}
return nextPage, nil
@ -134,12 +179,12 @@ func (c *PointClient) GetNextAllPostsPage(page Page) (Page, error) {
var nextPage Page
if len(page.Posts) == 0 {
return nextPage, errors.New("Page must have has_next=true and some posts")
return nextPage, ErrNoNextPage
}
if len(c.token.AuthToken) == 0 {
log.Fatal("Can not get recent posts. Login first.")
return nextPage, errors.New("Login first")
log.Println("Can not get recent posts. Login first.")
return nextPage, ErrAuthNeeded
}
nextPage, err := c.GetNextAllPostsPageBeforeUid(page.Posts[len(page.Posts)-1].Uid)

13
comment.go Normal file
View File

@ -0,0 +1,13 @@
package point
// Post represents the post comment data
type Comment struct {
PostId string `json:"post_id"`
Number int `json:"id"`
ToNumber int `json:"to_comment_id"`
IsRec bool `json:"is_rec"`
Author User `json:"author"`
Text string `json:"text"`
Files []string `json:"files"`
Created string `json:"created"`
}

8
post_show_response.go Normal file
View File

@ -0,0 +1,8 @@
package point
// PostShowResponse represents /api/post response including post data and comments
type PostShowResponse struct {
Post Post `json:"post"`
Comments []Comment `json:"comments"`
Error string `json:"error"`
}