ref, feat(scheduler) global project refactor, add scheduler

backend/markdown/src/utils/front_matter.rs

@@ -0,0 +1,77 @@
+use crate::utils::yaml::yaml_to_serde;
+use regex::Regex;
+use serde_json::Value;
+use std::error::Error;
+use yaml_rust2::YamlLoader;
+
+pub fn split_md_front_matter(raw_file: String) -> (String, String) {
+    let re = Regex::new(r"(?s)^(---\n.*?\n---\n)(.*)").unwrap();
+    if let Some(captures) = re.captures(raw_file.as_str()) {
+        let front_matter = captures.get(1).map_or("", |m| m.as_str()).to_string();
+        let main_content = captures.get(2).map_or("", |m| m.as_str()).to_string();
+        (front_matter, main_content)
+    } else {
+        (String::new(), raw_file)
+    }
+}
+
+pub fn parse_front_matter(front_matter: &str) -> Result<Value, Box<dyn Error>> {
+    let parsed_f_matter = YamlLoader::load_from_str(front_matter)?[0].clone();
+    Ok(Value::from(yaml_to_serde(&parsed_f_matter)))
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::utils::front_matter::{parse_front_matter, split_md_front_matter};
+
+    #[test]
+    fn front_matter_to_string() {
+        let (front_matter, main_content) = split_md_front_matter(
+            r##"---
+title: test_title
+date: 0000-00-00+0000
+category: test
+id: bf03afd8-61b4-4e78-a34a-8b3ee39adf16
+sub_title: sub_title
+summary: summary
+tags: [ "test1", "test2" ]
+---
+
+test body
+
+"##
+            .to_string(),
+        );
+        assert_eq!(
+            front_matter,
+            r##"---
+title: test_title
+date: 0000-00-00+0000
+category: test
+id: bf03afd8-61b4-4e78-a34a-8b3ee39adf16
+sub_title: sub_title
+summary: summary
+tags: [ "test1", "test2" ]
+---
+"##
+        );
+        assert_eq!(main_content, "\ntest body\n\n");
+    }
+
+    #[test]
+    fn test_front_matter_parser() {
+        parse_front_matter(
+            r##"---
+title: test_title
+date: 0000-00-00+0000
+category: test
+id: bf03afd8-61b4-4e78-a34a-8b3ee39adf16
+sub_title: sub_title
+summary: summary
+tags: [ "test1", "test2" ]
+---
+"##,
+        )
+        .expect("Failed to parse front matter");
+    }
+}