From c68b00ae248476751935499dbe5fb151e2919569 Mon Sep 17 00:00:00 2001
From: Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
Date: Wed, 23 Mar 2022 14:06:22 +0100
Subject: roezio: Add Python bindings to logs parsing
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Signed-off-by: Maxime “pep” Buquet <pep@bouah.net>
---
 src/lib.rs | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

diff --git a/src/lib.rs b/src/lib.rs
index 40464c30..4a99947a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,13 +1,16 @@
 mod logger;
 mod theming;
 
+use crate::logger::LogItem;
 use crate::theming::{curses_attr, parse_attrs};
 
+use chrono::{Datelike, Timelike};
 use pyo3::{
     conversion::{IntoPy, ToPyObject},
     create_exception,
     marker::Python,
     prelude::{pyfunction, pymodule, wrap_pyfunction, PyErr, PyModule, PyObject, PyResult},
+    types::{PyDateTime, PyDict},
 };
 
 create_exception!(libpoezio, LogParseError, pyo3::exceptions::PyException);
@@ -16,6 +19,7 @@ create_exception!(libpoezio, LogParseError, pyo3::exceptions::PyException);
 fn libpoezio(py: Python, m: &PyModule) -> PyResult<()> {
     m.add("LogParseError", py.get_type::<LogParseError>())?;
     m.add_function(wrap_pyfunction!(to_curses_attr, m)?)?;
+    m.add_function(wrap_pyfunction!(parse_logs, m)?)?;
 
     Ok(())
 }
@@ -39,3 +43,46 @@ fn to_curses_attr(py: Python, fg: i16, bg: i16, attrs: &str) -> PyResult<PyObjec
     let result = curses_attr(fg, bg, attrs);
     Ok(py_object!(py, result))
 }
+
+fn chrono_to_datetime(py: Python, chrono: &chrono::DateTime<chrono::Utc>) -> PyResult<PyObject> {
+    let datetime = PyDateTime::new(
+        py,
+        chrono.year(),
+        chrono.month() as u8,
+        chrono.day() as u8,
+        chrono.hour() as u8,
+        chrono.minute() as u8,
+        chrono.second() as u8,
+        0,
+        None,
+    )?;
+    Ok(datetime.to_object(py))
+}
+
+#[pyfunction]
+fn parse_logs(py: Python, input: &str) -> PyResult<PyObject> {
+    let logs = match logger::parse_logs(input) {
+        Ok((_, logs)) => logs,
+        Err(err) => return Err(nom_to_py_err(py, err)),
+    };
+    let mut items = Vec::new();
+    for item in logs {
+        let dict = PyDict::new(py);
+        let (time, txt) = match item {
+            logger::Item::Message(message) => {
+                let time = chrono_to_datetime(py, message.get_time())?;
+                dict.set_item("nickname", message.get_nick())?;
+                (time, message.get_message())
+            }
+            logger::Item::Info(info) => {
+                let time = chrono_to_datetime(py, info.get_time())?;
+                (time, info.get_message())
+            }
+        };
+        dict.set_item("history", true)?;
+        dict.set_item("time", time)?;
+        dict.set_item("txt", txt)?;
+        items.push(dict);
+    }
+    Ok(items.into_py(py).to_object(py))
+}
-- 
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