vendor: add github.com/putdotio/go-putio for putio client

vendor/github.com/putdotio/go-putio/putio/friends.go

@@ -0,0 +1,124 @@
+package putio
+
+import (
+	"context"
+	"fmt"
+)
+
+// FriendsService is the service to operate on user friends.
+type FriendsService struct {
+	client *Client
+}
+
+// List lists users friends.
+func (f *FriendsService) List(ctx context.Context) ([]Friend, error) {
+	req, err := f.client.NewRequest(ctx, "GET", "/v2/friends/list", nil)
+	if err != nil {
+		return nil, err
+	}
+
+	var r struct {
+		Friends []Friend
+		Total   int
+	}
+	_, err = f.client.Do(req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return r.Friends, nil
+}
+
+// WaitingRequests lists user's pending friend requests.
+func (f *FriendsService) WaitingRequests(ctx context.Context) ([]Friend, error) {
+	req, err := f.client.NewRequest(ctx, "GET", "/v2/friends/waiting-requests", nil)
+	if err != nil {
+		return nil, err
+	}
+
+	var r struct {
+		Friends []Friend
+	}
+	_, err = f.client.Do(req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return r.Friends, nil
+}
+
+// Request sends a friend request to the given username.
+func (f *FriendsService) Request(ctx context.Context, username string) error {
+	if username == "" {
+		return fmt.Errorf("empty username")
+	}
+	req, err := f.client.NewRequest(ctx, "POST", "/v2/friends/"+username+"/request", nil)
+	if err != nil {
+		return err
+	}
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+
+	_, err = f.client.Do(req, &struct{}{})
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// Approve approves a friend request from the given username.
+func (f *FriendsService) Approve(ctx context.Context, username string) error {
+	if username == "" {
+		return fmt.Errorf("empty username")
+	}
+
+	req, err := f.client.NewRequest(ctx, "POST", "/v2/friends/"+username+"/approve", nil)
+	if err != nil {
+		return err
+	}
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+
+	_, err = f.client.Do(req, &struct{}{})
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// Deny denies a friend request from the given username.
+func (f *FriendsService) Deny(ctx context.Context, username string) error {
+	if username == "" {
+		return fmt.Errorf("empty username")
+	}
+
+	req, err := f.client.NewRequest(ctx, "POST", "/v2/friends/"+username+"/deny", nil)
+	if err != nil {
+		return err
+	}
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+
+	_, err = f.client.Do(req, &struct{}{})
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// Unfriend removed friend from user's friend list.
+func (f *FriendsService) Unfriend(ctx context.Context, username string) error {
+	if username == "" {
+		return fmt.Errorf("empty username")
+	}
+
+	req, err := f.client.NewRequest(ctx, "POST", "/v2/friends/"+username+"/unfriend", nil)
+	if err != nil {
+		return err
+	}
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+
+	_, err = f.client.Do(req, &struct{}{})
+	if err != nil {
+		return err
+	}
+	return nil
+}