67 lines
1.5 KiB
Go
67 lines
1.5 KiB
Go
package geddit
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import (
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"context"
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"fmt"
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"net/url"
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)
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// VoteService handles communication with the upvote/downvote
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// related methods of the Reddit API
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type VoteService interface {
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Up(ctx context.Context, id string) (*Response, error)
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Down(ctx context.Context, id string) (*Response, error)
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Remove(ctx context.Context, id string) (*Response, error)
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}
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// VoteServiceOp implements the Vote interface
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type VoteServiceOp struct {
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client *Client
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}
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var _ VoteService = &VoteServiceOp{}
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type vote int
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// Reddit interprets -1, 0, 1 as downvote, no vote, and upvote, respectively.
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const (
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downvote vote = iota - 1
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novote
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upvote
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)
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func (s *VoteServiceOp) vote(ctx context.Context, id string, vote vote) (*Response, error) {
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path := "api/vote"
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form := url.Values{}
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form.Set("id", id)
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form.Set("dir", fmt.Sprint(vote))
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form.Set("rank", "10")
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req, err := s.client.NewPostForm(path, form)
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if err != nil {
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return nil, err
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}
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resp, err := s.client.Do(ctx, req, nil)
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if err != nil {
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return resp, err
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}
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return resp, nil
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}
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// Up upvotes a link or a comment
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func (s *VoteServiceOp) Up(ctx context.Context, id string) (*Response, error) {
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return s.vote(ctx, id, upvote)
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}
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// Down downvotes a link or a comment
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func (s *VoteServiceOp) Down(ctx context.Context, id string) (*Response, error) {
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return s.vote(ctx, id, downvote)
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}
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// Remove removes the user's vote on a link or a comment
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func (s *VoteServiceOp) Remove(ctx context.Context, id string) (*Response, error) {
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return s.vote(ctx, id, novote)
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}
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