116 lines
3.1 KiB
Rust
116 lines
3.1 KiB
Rust
//! 从应用目录 `resources/data/agent` 读取代理编号。
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use std::path::{Path, PathBuf};
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use serde_json::Value;
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use tauri::{AppHandle, Manager, path::BaseDirectory};
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/// 相对可执行文件目录的代理配置路径：`resources/data/agent`。
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pub const AGENT_RESOURCE_RELATIVE: &[&str] = &["resources", "data", "agent"];
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/// 开发时源码树中的代理配置路径。
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pub const AGENT_DEV_RELATIVE: &str = "src-tauri/resources/data/agent";
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pub fn read_agent_id_file(path: &Path) -> Option<i64> {
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let content = std::fs::read_to_string(path).ok()?;
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parse_agent_id_content(&content)
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}
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/// 解析代理配置文件路径（打包资源 → 应用目录 → 开发目录）。
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pub fn resolve_agent_id_path(handle: &AppHandle) -> Option<PathBuf> {
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if let Ok(path) = handle.path().resolve("data/agent", BaseDirectory::Resource) {
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if path.is_file() {
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return Some(path);
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}
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}
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locate_agent_id_file()
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}
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/// 读取当前应用的代理编号；无配置文件时返回 `None`。
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pub fn load_agent_id(handle: &AppHandle) -> Option<i64> {
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resolve_agent_id_path(handle).and_then(|path| read_agent_id_file(&path))
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}
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/// 按可执行文件旁 `resources/data/agent` 或开发目录定位配置文件。
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pub fn locate_agent_id_file() -> Option<PathBuf> {
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if let Ok(path) = std::env::var("AICLIENT_AGENT_FILE") {
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let custom = PathBuf::from(path);
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if custom.is_file() {
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return Some(custom);
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}
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}
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if let Ok(exe) = std::env::current_exe() {
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if let Some(dir) = exe.parent() {
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let bundled = dir.join(path_from_parts(AGENT_RESOURCE_RELATIVE));
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if bundled.is_file() {
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return Some(bundled);
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}
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}
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}
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let dev = PathBuf::from(AGENT_DEV_RELATIVE);
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if dev.is_file() {
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return Some(dev);
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}
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None
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}
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fn path_from_parts(parts: &[&str]) -> PathBuf {
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let mut path = PathBuf::new();
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for part in parts {
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path.push(part);
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}
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path
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}
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fn parse_agent_id_content(content: &str) -> Option<i64> {
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let trimmed = content.trim();
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if trimmed.is_empty() {
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return None;
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}
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if let Ok(value) = serde_json::from_str::<Value>(trimmed) {
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if let Some(id) = value.get("agent_id").and_then(|v| v.as_i64()) {
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if id >= 1 {
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return Some(id);
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}
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}
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if let Some(id) = value.as_i64() {
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if id >= 1 {
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return Some(id);
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}
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}
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}
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let first_line = trimmed.lines().next()?.trim();
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let id: i64 = first_line.parse().ok()?;
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if id >= 1 {
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Some(id)
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} else {
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None
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn parse_integer_line() {
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assert_eq!(parse_agent_id_content("5\n"), Some(5));
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}
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#[test]
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fn parse_json_object() {
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assert_eq!(parse_agent_id_content(r#"{"agent_id":7}"#), Some(7));
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}
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#[test]
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fn invalid_returns_none() {
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assert_eq!(parse_agent_id_content("abc"), None);
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assert_eq!(parse_agent_id_content(""), None);
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}
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}
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