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highlights.go
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highlights.go
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package instapaper
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/url"
"strconv"
)
// Highlight represents a highlight within a bookmark
type Highlight struct {
ID int `json:"highlight_id"`
BookmarkID int `json:"bookmark_id"`
Text string
Note string
Time json.Number
Position int
}
type HighlightService struct {
Client Client
}
// List fetches all highlights for the specified bookmark
func (svc *HighlightService) List(bookmarkID int) ([]Highlight, error) {
path := fmt.Sprintf("/bookmarks/%d/highlights", bookmarkID)
res, err := svc.Client.Call(path, nil)
if err != nil {
return nil, err
}
bodyBytes, err := ioutil.ReadAll(res.Body)
if err != nil {
return nil, &APIError{
StatusCode: res.StatusCode,
Message: err.Error(),
ErrorCode: ErrHTTPError,
WrappedError: err,
}
}
var highlightList []Highlight
err = json.Unmarshal(bodyBytes, &highlightList)
if err != nil {
return nil, &APIError{
StatusCode: res.StatusCode,
Message: err.Error(),
ErrorCode: ErrUnmarshalError,
WrappedError: err,
}
}
return highlightList, nil
}
// Delete removes the specified highlight
func (svc *HighlightService) Delete(highlightID int) error {
path := fmt.Sprintf("/highlights/%d/delete", highlightID)
_, err := svc.Client.Call(path, nil)
if err != nil {
return err
}
return nil
}
// Add adds a highlight for the specified bookmark
func (svc *HighlightService) Add(bookmarkID int, text string, position int) (*Highlight, error) {
path := fmt.Sprintf("/bookmarks/%d/highlight", bookmarkID)
params := url.Values{}
params.Set("text", text)
params.Set("position", strconv.Itoa(position))
res, err := svc.Client.Call(path, params)
if err != nil {
return nil, err
}
bodyBytes, err := ioutil.ReadAll(res.Body)
if err != nil {
return nil, &APIError{
StatusCode: res.StatusCode,
Message: err.Error(),
ErrorCode: ErrHTTPError,
WrappedError: err,
}
}
var highlightList []Highlight
err = json.Unmarshal(bodyBytes, &highlightList)
if err != nil {
return nil, &APIError{
StatusCode: res.StatusCode,
Message: err.Error(),
ErrorCode: ErrUnmarshalError,
WrappedError: err,
}
}
return &highlightList[0], nil
}