br_system/
lib.rs

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#[cfg(target_os = "macos")]
mod mac;
#[cfg(target_os = "windows")]
mod win;
#[derive(Debug, Clone)]
pub struct SystemInfo {
    /// CPU核心数量
    pub cores: usize,
    /// 内存容量
    pub memory: String,
    /// 硬盘的序列号
    pub serial_number: Vec<String>,
    /// 硬件uuid
    pub hardware_uuid: String,
    /// 设备UUID
    pub uuid: String,
}

impl SystemInfo {
    pub fn new() -> Result<Self, String> {
        let mut that = Self {
            cores: 0,
            memory: "".to_string(),
            serial_number: vec![],
            hardware_uuid: "".to_string(),
            uuid: "".to_string(),
        };
        if cfg!(target_os = "macos") {
            #[cfg(target_os = "macos")]
            {
                return that.mac_os();
            }
        }
        if cfg!(target_os = "windows") {
            #[cfg(target_os = "windows")]
            {
                return that.windows();
            }
        }
        Ok(that)
    }
    #[cfg(target_os = "macos")]
    pub fn mac_os(&mut self) -> Result<Self, String> {
        self.uuid = mac::get_uuid().unwrap_or("".to_string());
        self.serial_number = vec![self.uuid.clone()];
        Ok(self.clone())
    }

    #[cfg(target_os = "windows")]
    pub fn windows(&mut self) -> Result<&mut Self, String> {
        // self.uuid = win::get_uuid().unwrap_or("".to_string());
        // self.serial_number = vec![self.uuid.clone()];
        // return Ok(self);

        // 硬盘序列号
        let disk_output = match Command::new("wmic")
            .args(&["diskdrive", "get", "SerialNumber"])
            .output() {
            Ok(e) => e,
            Err(e) => {
                return Err(format!("{}", e.to_string()));
            }
        };
        let serial_number = String::from_utf8_lossy(&disk_output.stdout);
        for line in serial_number.lines() {
            let text = line.trim();
            if !text.contains("SerialNumber") && !text.is_empty() {
                self.serial_number.push(text.to_string())
            }
        }

        // cpu信息
        let cpu_output = match Command::new("wmic")
            .args(&["cpu", "get", "NumberOfCores"])
            .output() {
            Ok(e) => e,
            Err(e) => {
                return Err(format!("Failed to get CPU info: {}", e.to_string()));
            }
        };
        let cpu_info = String::from_utf8_lossy(&cpu_output.stdout);
        for line in cpu_info.lines() {
            let text = line.trim();
            if text.chars().all(|c| c.is_digit(10)) && !text.is_empty() {
                // 找到就退出
                self.cores = text.parse::<usize>().unwrap();
                break;
            }
        }

        // 内存信息
        let memory_output = match Command::new("wmic")
            .args(&["memorychip", "get", "capacity"])
            .output() {
            Ok(e) => e,
            Err(e) => {
                return Err(format!("Failed to get memory info: {}", e.to_string()));
            }
        };
        let memory_info = String::from_utf8_lossy(&memory_output.stdout);
        let mut total_memory: u64 = 0;
        for line in memory_info.lines() {
            let text = line.trim();
            if text.chars().all(|c| c.is_digit(10)) && !text.is_empty() {
                if let Ok(capacity) = text.parse::<u64>() {
                    // 将每个内存条的容量累加以获得总的物理内存量（以字节为单位）
                    total_memory += capacity;
                }
            }
        }
        // 除以 1024 的三次方 将字节转换为 GB，并存储在结构体中
        self.memory = format!("{} GB", total_memory / 1024u64.pow(3));

        // 解析硬盘 UUID
        let uuid_output = match Command::new("powershell")
            .args(&["Get-WmiObject", "Win32_DiskDrive", "|", "Select-Object", "-ExpandProperty", "Signature"])
            .output() {
            Ok(e) => e,
            Err(e) => {
                return Err(format!("Failed to get disk UUIDs: {}", e.to_string()));
            }
        };
        let uuid = String::from_utf8_lossy(&uuid_output.stdout);
        for line in uuid.lines() {
            let text = line.trim();
            if !text.is_empty() {
                self.hardware_uuid = text.to_string();
                break;
            }
        }

        Ok(self)
    }
}