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path: root/internal/client/dns.go
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package client

import (
	"bufio"
	"encoding/json"
	"fmt"
	"net/http"
	"net/url"

	"git.db.org.ai/dborg/internal/models"
)

func (c *Client) CheckDNSTLDStream(params *models.DNSTLDParams, callback func(result json.RawMessage) error) error {
	term := url.PathEscape(params.Term)
	fullURL := c.config.BaseURL + "/dns/tld/" + term

	req, err := http.NewRequest(http.MethodGet, fullURL, nil)
	if err != nil {
		return fmt.Errorf("failed to create request: %w", err)
	}

	req.Header.Set("User-Agent", c.config.UserAgent)

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

	if resp.StatusCode != http.StatusOK {
		return fmt.Errorf("API request failed with status %d", resp.StatusCode)
	}

	scanner := bufio.NewScanner(resp.Body)
	for scanner.Scan() {
		line := scanner.Bytes()
		if len(line) == 0 {
			continue
		}

		if err := callback(json.RawMessage(line)); err != nil {
			return fmt.Errorf("callback failed: %w", err)
		}
	}

	if err := scanner.Err(); err != nil {
		return fmt.Errorf("failed to read response: %w", err)
	}

	return nil
}