// ===================== 伪节点过滤 =====================
// 单点定义：托盘菜单、自动切换、前端显示过滤（ProxyModule.vue 的 PSEUDO_NODE_KEYWORDS
// 与之对应）统一引用此处，避免多份关键词列表漂移。

/// 订阅节点名中常见的营销/占位关键词（订阅页插入的非真实节点）
const PSEUDO_KEYWORDS: &[&str] = &[
    "DIRECT",
    "REJECT",
    "PASS",
    "COMPATIBLE",
    "流量",
    "套餐",
    "到期",
    "续费",
    "官网",
    "网站",
    "刷新",
    "更新",
    "⭐",
    "★",
    "☆",
    "✕",
    "✖",
    "×",
];

/// 判断节点名是否为伪节点（DIRECT/REJECT 等内置策略或订阅营销占位）
pub fn is_pseudo_node(name: &str) -> bool {
    let upper = name.trim().to_uppercase();
    if upper == "DIRECT" || upper == "REJECT" || upper == "PASS" || upper == "GLOBAL" {
        return true;
    }
    PSEUDO_KEYWORDS.iter().any(|kw| name.contains(kw))
}

#[cfg(test)]
mod pseudo_node_tests {
    use super::*;

    #[test]
    fn builtin_policies_are_pseudo() {
        assert!(is_pseudo_node("DIRECT"));
        assert!(is_pseudo_node("REJECT"));
        assert!(is_pseudo_node("PASS"));
        assert!(is_pseudo_node("GLOBAL"));
    }

    #[test]
    fn case_insensitive_and_trims_whitespace() {
        assert!(is_pseudo_node("direct"));
        assert!(is_pseudo_node("  Reject  "));
    }

    #[test]
    fn marketing_keywords_are_pseudo() {
        assert!(is_pseudo_node("香港流量套餐"));
        assert!(is_pseudo_node("官网专线"));
        assert!(is_pseudo_node("VIP到期续费"));
        assert!(is_pseudo_node("每月更新"));
        assert!(is_pseudo_node("★香港节点"));
    }

    #[test]
    fn real_nodes_are_not_pseudo() {
        assert!(!is_pseudo_node("HK-01"));
        assert!(!is_pseudo_node("美国洛杉矶 01"));
        assert!(!is_pseudo_node("JP Tokyo 2G"));
        assert!(!is_pseudo_node(""));
        assert!(!is_pseudo_node("Node-2024"));
    }
}