Add support to vote on polls. Add more fields to Poll

polls.go

@@ -1,16 +1,25 @@
 package mastodon
 
-import "time"
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"net/url"
+	"time"
+)
 
 // Poll hold information for mastodon polls.
 type Poll struct {
-	ID         ID           `json:"id"`
-	ExpiresAt  time.Time    `json:"expires_at"`
-	Expired    bool         `json:"expired"`
-	Multiple   bool         `json:"multiple"`
-	VotesCount int64        `json:"votes_count"`
-	Options    []PollOption `json:"options"`
-	Voted      bool         `json:"voted"`
+	ID          ID           `json:"id"`
+	ExpiresAt   time.Time    `json:"expires_at"`
+	Expired     bool         `json:"expired"`
+	Multiple    bool         `json:"multiple"`
+	VotesCount  int64        `json:"votes_count"`
+	VotersCount int64        `json:"voters_count"`
+	Options     []PollOption `json:"options"`
+	Voted       bool         `json:"voted"`
+	OwnVotes    []int        `json:"own_votes"`
+	Emojis      []Emoji      `json:"emojis"`
 }
 
 // Poll hold information for a mastodon poll option.
@@ -18,3 +27,28 @@ type PollOption struct {
 	Title      string `json:"title"`
 	VotesCount int64  `json:"votes_count"`
 }
+
+// GetPoll return poll specified by id.
+func (c *Client) GetPoll(ctx context.Context, id ID) (*Poll, error) {
+	var poll Poll
+	err := c.doAPI(ctx, http.MethodGet, fmt.Sprintf("/api/v1/polls/%s", id), nil, &poll, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &poll, nil
+}
+
+// PollVote votes on a poll specified by id, choices is the Poll.Options index to vote on
+func (c *Client) PollVote(ctx context.Context, id ID, choices ...int) (*Poll, error) {
+	params := url.Values{}
+	for _, c := range choices {
+		params.Add("choices[]", fmt.Sprintf("%d", c))
+	}
+
+	var poll Poll
+	err := c.doAPI(ctx, http.MethodPost, fmt.Sprintf("/api/v1/polls/%s/votes", url.PathEscape(string(id))), params, &poll, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &poll, nil
+}