add draft of structs of laws

src/law.rs

@@ -0,0 +1,66 @@
+struct Law {
+    name: String,          //ABGB, UrhG
+    section: Vec<Section>, // § 1, § 2, ...
+}
+
+impl Law {
+    fn new(name: &str) -> Self {
+        Self {
+            name: name.into(),
+            section: Vec::new(),
+        }
+    }
+
+    fn get_classifiers(&self) -> Vec<Classifier> {
+        let mut ret = Vec::new();
+        for sec in &self.section {
+            if let Some(header) = &sec.header {
+                for class in header.get_all_classifiers() {
+                    ret.push(class);
+                }
+            }
+        }
+        ret
+    }
+
+    fn new_header(&self, name: &str) {
+        //TODO: continue here
+    }
+}
+
+struct Section {
+    symb: String, // §"1", §"2", ...
+    content: Content,
+    header: Option<Header>,
+}
+
+struct Header {
+    classifier: Classifier, // Hauptstück, Theil, Abschnitt, ol
+    name: String,           // 1. Hauptstück, 3. Theil, 7. Abschnitt, li
+    parent: Option<Box<Header>>,
+}
+
+impl Header {
+    fn get_all_classifiers(&self) -> Vec<Classifier> {
+        let mut ret = Vec::new();
+        ret.push(self.classifier.clone());
+        if let Some(parent) = &self.parent {
+            for a in parent.get_all_classifiers() {
+                ret.push(a);
+            }
+        }
+
+        ret
+    }
+}
+
+#[derive(Clone)]
+struct Classifier {
+    name: String, // Hauptstück, Theil, Abschnitt, ol
+}
+
+enum Content {
+    Text(String),                 //This is my direct law text
+    Item((String, Box<Content>)), //(1) This is general law. (2) This is more specific law
+    List(Vec<Box<Content>>),      //1. my first item
+}

src/main.rs

@@ -1,5 +1,6 @@
 use std::io;
 
+mod law;
 mod overview;
 mod par;