zilliz 1.0.0

TUI and CLI tool for managing Zilliz Cloud clusters and Milvus operations
Documentation 
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/// Return a user-friendly hint for a common API error, or None if no hint applies.
pub fn get_error_hint(
    status_code: Option<u16>,
    error_code: i64,
    message: &str,
) -> Option<String> {
    let msg_lower = message.to_lowercase();

    if matches!(status_code, Some(401) | Some(403)) || error_code == 80001 {
        return Some(
            "Check your API key with `zilliz configure` or re-run `zilliz login`.".to_string(),
        );
    }

    if msg_lower.contains("permissiondenied") || msg_lower.contains("permission deny") {
        return Some(
            "This may require a Dedicated cluster plan, or your API key may lack the required permissions.".to_string(),
        );
    }

    if matches!(status_code, Some(429)) || msg_lower.contains("rate limit") {
        return Some(
            "Rate limit reached. Wait a moment and retry, or reduce request frequency.".to_string(),
        );
    }

    if msg_lower.contains("timeout") || msg_lower.contains("timed out") {
        return Some(
            "Request timed out. Check your network connection and try again.".to_string(),
        );
    }

    if msg_lower.contains("connection") || msg_lower.contains("connect") {
        return Some(
            "Connection failed. Check your network and that the endpoint is reachable.".to_string(),
        );
    }

    if matches!(status_code, Some(500..=599)) {
        return Some(
            "Server error. This is usually temporary -- retry in a few seconds.".to_string(),
        );
    }

    None
}