40 lines
1.1 KiB
Go
40 lines
1.1 KiB
Go
package domain
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import (
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"errors"
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"net/url"
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"strings"
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)
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// NormalizeOpenAICompatibleBaseEndpoint trims and validates a source-neutral
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// OpenAI-compatible provider base endpoint.
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func NormalizeOpenAICompatibleBaseEndpoint(endpoint string) (string, error) {
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endpoint = strings.TrimSpace(endpoint)
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if endpoint == "" {
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return "", errors.New("endpoint must not be blank")
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}
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if strings.Contains(endpoint, "#") {
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return "", errors.New("endpoint must not contain a fragment")
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}
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parsed, err := url.Parse(endpoint)
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if err != nil {
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return "", errors.New("endpoint must be a valid URL")
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}
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parsed.Scheme = strings.ToLower(parsed.Scheme)
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if parsed.Scheme != "http" && parsed.Scheme != "https" {
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return "", errors.New("endpoint must use http or https")
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}
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if !parsed.IsAbs() || parsed.Hostname() == "" {
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return "", errors.New("endpoint must be absolute and include a host")
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}
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if parsed.User != nil {
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return "", errors.New("endpoint must not contain user information")
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}
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if parsed.RawQuery != "" || parsed.ForceQuery {
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return "", errors.New("endpoint must not contain a query string")
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}
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return parsed.String(), nil
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}
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