73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
package reddit
|
|
|
|
import (
|
|
"context"
|
|
"encoding/json"
|
|
"fmt"
|
|
"io"
|
|
"log/slog"
|
|
"net/http"
|
|
"strings"
|
|
|
|
"github.com/tigorlazuardi/redmage/pkg/errs"
|
|
)
|
|
|
|
type SubredditType int
|
|
|
|
const (
|
|
SubredditTypeSub SubredditType = iota
|
|
SubredditTypeUser
|
|
)
|
|
|
|
func (s SubredditType) Code() string {
|
|
switch s {
|
|
case SubredditTypeUser:
|
|
return "user"
|
|
default:
|
|
return "r"
|
|
}
|
|
}
|
|
|
|
type GetPostsParam struct {
|
|
Subreddit string
|
|
Limit int
|
|
After string
|
|
SubredditType SubredditType
|
|
}
|
|
|
|
func (reddit *Reddit) GetPosts(ctx context.Context, params GetPostsParam) (posts Listing, err error) {
|
|
url := fmt.Sprintf("https://reddit.com/%s/%s.json?limit=%d&after=%s", params.SubredditType.Code(), params.Subreddit, params.Limit, params.After)
|
|
req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, http.NoBody)
|
|
if err != nil {
|
|
return posts, errs.Wrapw(err, "reddit: failed to create http request instance", "url", url, "params", params)
|
|
}
|
|
|
|
res, err := reddit.Client.Do(req)
|
|
if err != nil {
|
|
return posts, errs.Wrapw(err, "reddit: failed to execute http request", "url", url, "params", params)
|
|
}
|
|
defer res.Body.Close()
|
|
|
|
if res.StatusCode != http.StatusOK {
|
|
body, _ := io.ReadAll(res.Body)
|
|
return posts, errs.Fail("reddit: unexpected status code when executing GetPosts",
|
|
slog.Group("request", "url", url, "params", params),
|
|
slog.Group("response", "status_code", res.StatusCode, "body", formatLogBody(res, body)),
|
|
).Code(res.StatusCode)
|
|
}
|
|
|
|
err = json.NewDecoder(res.Body).Decode(&posts)
|
|
if err != nil {
|
|
return posts, errs.Wrapw(err, "reddit: failed to parse response body when getting posts from reddit", "url", url, "params", params)
|
|
}
|
|
|
|
return posts, nil
|
|
}
|
|
|
|
func formatLogBody(res *http.Response, body []byte) any {
|
|
if strings.HasPrefix(res.Header.Get("Content-Type"), "application/json") {
|
|
return json.RawMessage(body)
|
|
}
|
|
return string(body)
|
|
}
|