init commit, ui functional

src/app/settings.rs

@@ -0,0 +1,38 @@
+use crate::app::entry::Entry;
+use serde::{Deserialize, Serialize};
+use std::fmt::Display;
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct Settings {
+    pub entries: Vec<Entry>,
+}
+
+impl Display for Settings {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "Total Entries: {}", self.entries.len())
+    }
+}
+
+impl Settings {
+    pub fn new(config: &String) -> Self {
+        let data = std::fs::read_to_string(config);
+        match data {
+            Ok(data) => {
+                let settings =
+                    serde_json::from_str::<Settings>(&data).expect("Settings file corrupted");
+                settings
+            }
+            Err(_) => {
+                let newSet = Settings { entries: vec![] };
+                let payload = serde_json::to_string_pretty(&newSet).unwrap();
+                std::fs::write(config, payload);
+                newSet
+            }
+        }
+    }
+
+    pub fn save(&self, config: &String) {
+        let payload = serde_json::to_string(self).unwrap();
+        std::fs::write(config, payload);
+    }
+}