Ordering some files

src/ip_api/ip_location_cache.rs

@@ -0,0 +1,84 @@
+use std::{
+    fs::{create_dir_all, File},
+    io::{Read, Write},
+    path::PathBuf,
+};
+
+use crate::ip_api::ip_location::IpLocation;
+use directories::ProjectDirs;
+pub fn save_to_cache(ip: &str, data: &IpLocation) {
+    let cache_dir = get_cache_dir();
+    if cache_dir.is_none() {
+        return;
+    }
+
+    let mut cache_dir = cache_dir.unwrap();
+    cache_dir.push(format!("{}.{}", ip, "json"));
+
+    let json = serde_json::to_string(data);
+    if json.is_err() {
+        return;
+    }
+    let file = File::create(&cache_dir);
+    if file.is_err() {
+        return;
+    }
+
+    let res = file.unwrap().write_all(json.unwrap().as_bytes());
+    if res.is_err() {
+        println!("[WARN] Error saving to cache IpLocation");
+    }
+}
+
+pub fn get_from_cache(ip: &str) -> Option<IpLocation> {
+    let cache_dir = get_cache_dir();
+    if cache_dir.is_none() {
+        return None;
+    }
+
+    let mut cache_dir = cache_dir.unwrap();
+    cache_dir.push(format!("{}.{}", ip, "json"));
+
+    if !is_in_cache(&cache_dir) {
+        return None;
+    }
+
+    let file = File::open(&cache_dir);
+    if file.is_err() {
+        return None;
+    }
+    let mut content = String::new();
+    let res = file.unwrap().read_to_string(&mut content);
+    if res.is_err() {
+        return None;
+    }
+
+    if let Ok(ip_location) = serde_json::from_str(&content) {
+        Some(ip_location)
+    } else {
+        None
+    }
+}
+
+fn is_in_cache(path: &PathBuf) -> bool {
+    path.is_file()
+}
+
+fn get_cache_dir() -> Option<PathBuf> {
+    let dir = ProjectDirs::from("com", "midefos", "open-meteo-cli");
+    if dir.is_some() {
+        let project_dir = dir.unwrap();
+
+        let cache_dir = project_dir.cache_dir();
+        if !cache_dir.exists() {
+            let res = create_dir_all(cache_dir);
+            if res.is_err() {
+                return None;
+            }
+        }
+
+        Some(cache_dir.to_owned())
+    } else {
+        None
+    }
+}