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package mastodon
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"mime/multipart"
"net/http"
"within.website/x/web"
)
func (c *Client) UploadMedia(ctx context.Context, fin io.Reader, fname, description, focus string) (*Attachment, error) {
var buf bytes.Buffer
w := multipart.NewWriter(&buf)
fout, err := w.CreateFormFile("file", fname)
if err != nil {
return nil, err
}
if _, err := io.Copy(fout, fin); err != nil {
return nil, err
}
if err := w.Close(); err != nil {
return nil, fmt.Errorf("can't prepare form: %w", err)
}
u, err := c.server.Parse("/api/v1/media")
if err != nil {
return nil, err
}
q := u.Query()
if description != "" {
q.Set("description", description)
}
if focus != "" {
q.Set("focus", focus)
}
u.RawQuery = q.Encode()
req, err := http.NewRequestWithContext(ctx, http.MethodPost, u.String(), &buf)
if err != nil {
return nil, err
}
req.Header.Set("Content-Type", w.FormDataContentType())
resp, err := c.cli.Do(req)
if err != nil {
return nil, fmt.Errorf("can't post to %s: %w", u, err)
}
defer resp.Body.Close()
switch resp.StatusCode {
case http.StatusOK, http.StatusCreated:
// This is okay
default:
return nil, web.NewError(http.StatusOK, resp)
}
var result Attachment
if err := json.NewDecoder(io.LimitReader(resp.Body, 1024*1024*2)).Decode(&result); err != nil {
return nil, fmt.Errorf("can't decode JSON: %w", err)
}
return &result, nil
}
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