feat(utils): implement format_log function for parsing and structuring git log lines

Author: chengpeiquan

src/utils/format_log.rs

@@ -0,0 +1,106 @@
+use crate::utils::format_commit::{format_commit, CommitInfo};
+use chrono::{DateTime, Local, NaiveDateTime, TimeZone};
+
+pub struct LogInfo {
+    pub repo: String,
+    pub author: String,
+    pub email: String,
+    pub commit: String,
+    pub type_name: String,
+    pub category: String,
+    pub message: String,
+    pub hash: String,
+    pub time: String,
+    pub unix: i64,
+}
+
+fn parse_time(time_str: &str) -> (String, i64) {
+    // Try RFC2822 first
+    if let Ok(dt) = DateTime::parse_from_rfc2822(time_str) {
+        let local_dt: DateTime<Local> = dt.with_timezone(&Local);
+        (
+            local_dt.format("%Y-%m-%d %H:%M:%S").to_string(),
+            local_dt.timestamp_millis(),
+        )
+    }
+    // Try common format
+    else if let Ok(naive_dt) = NaiveDateTime::parse_from_str(time_str, "%Y-%m-%d %H:%M:%S") {
+        // Use local timezone
+        let local_dt = Local.from_local_datetime(&naive_dt).unwrap();
+        (
+            local_dt.format("%Y-%m-%d %H:%M:%S").to_string(),
+            local_dt.timestamp_millis(),
+        )
+    }
+    // Parse failed
+    else {
+        (time_str.to_string(), 0)
+    }
+}
+
+/// Format log
+pub fn format_log(log: &str) -> LogInfo {
+    let arr: Vec<&str> = log.split("|||").collect();
+
+    let repo = arr.get(0).unwrap_or(&"").to_string();
+    let author = arr.get(1).unwrap_or(&"").to_string();
+    let email = arr.get(2).unwrap_or(&"").to_string();
+    let commit = arr.get(3).unwrap_or(&"").to_string();
+    let hash = arr.get(4).unwrap_or(&"").replace("'", "#");
+    let time_str = arr.get(5).unwrap_or(&"").to_string();
+
+    let (time, unix) = if let Ok(dt) = DateTime::parse_from_rfc2822(&time_str) {
+        let local_dt: DateTime<Local> = dt.with_timezone(&Local);
+        (
+            local_dt.format("%Y-%m-%d %H:%M:%S").to_string(),
+            local_dt.timestamp_millis(),
+        )
+    } else if let Ok(naive_dt) = NaiveDateTime::parse_from_str(&time_str, "%Y-%m-%d %H:%M:%S") {
+        let local_dt = Local.from_local_datetime(&naive_dt).unwrap();
+        (
+            local_dt.format("%Y-%m-%d %H:%M:%S").to_string(),
+            local_dt.timestamp_millis(),
+        )
+    } else {
+        (time_str.clone(), 0)
+    };
+
+    let CommitInfo {
+        type_name,
+        category,
+        message,
+    } = format_commit(&commit);
+
+    LogInfo {
+        repo,
+        author,
+        email,
+        commit,
+        type_name,
+        category,
+        message,
+        hash,
+        time,
+        unix,
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_format_log_basic() {
+        let log =
+            "repo1|||Alice|||alice@example.com|||feat: add feature|||'abc123|||2024-06-01 12:00:00";
+        let info = format_log(log);
+        assert_eq!(info.repo, "repo1");
+        assert_eq!(info.author, "Alice");
+        assert_eq!(info.email, "alice@example.com");
+        assert_eq!(info.commit, "feat: add feature");
+        assert_eq!(info.hash, "#abc123");
+        assert_eq!(info.time, "2024-06-01 12:00:00");
+        assert_eq!(info.type_name, "feat");
+        assert_eq!(info.message, "add feature");
+    }
+}

src/utils/mod.rs

@@ -1,3 +1,4 @@
 pub mod format_commit;
+pub mod format_log;
 pub mod get_repo_name;
 pub mod keypress;