Method RemoveFileFromKnowledge

internal/openwebui/client.go:407–447

RemoveFileFromKnowledge removes a file from a knowledge source

(ctx context.Context, knowledgeID, fileID string)

// RemoveFileFromKnowledge removes a file from a knowledge source
func (c *Client) RemoveFileFromKnowledge(ctx context.Context, knowledgeID, fileID string) error {
	url := fmt.Sprintf("%s/api/v1/knowledge/%s/file/remove", c.baseURL, knowledgeID)

	payload := map[string]string{
		"file_id": fileID,
	}

	jsonData, err := json.Marshal(payload)
	if err != nil {
		return fmt.Errorf("failed to marshal payload: %w", err)
	}

	req, err := http.NewRequestWithContext(ctx, "POST", url, bytes.NewBuffer(jsonData))
	if err != nil {
		return fmt.Errorf("failed to create request: %w", err)
	}

	req.Header.Set("Content-Type", "application/json")
	if c.apiKey != "" {
		req.Header.Set("Authorization", "Bearer "+c.apiKey)
	}

	resp, err := c.client.Do(req)
	if err != nil {
		return fmt.Errorf("failed to send request: %w", err)
	}
	defer resp.Body.Close()

	// Consider 404 as success - file already doesn't exist in knowledge base
	if resp.StatusCode == http.StatusNotFound {
		logrus.Debugf("File %s not found in knowledge %s (already removed or doesn't exist)", fileID, knowledgeID)
		return nil
	}

	if resp.StatusCode != http.StatusOK && resp.StatusCode != http.StatusCreated {
		body, _ := io.ReadAll(resp.Body)
		return fmt.Errorf("remove file from knowledge failed with status %d: %s", resp.StatusCode, string(body))
	}

	return nil
}

// DeleteFile deletes a file from OpenWebUI
func (c *Client) DeleteFile(ctx context.Context, fileID string) error {