From a2233bb3b4302fe7dc9c2c282e892c87aed09440 Mon Sep 17 00:00:00 2001
From: Janis <janis@nirgendwo.xyz>
Date: Tue, 18 Apr 2023 23:24:07 +0200
Subject: [PATCH] enum processing

---
 src/lib.rs | 57 +++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 52 insertions(+), 5 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 2c8e5d7..ae1c35c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -5,7 +5,8 @@ pub mod types;
 pub mod sdk {
     use std::{
         borrow::Cow,
-        collections::{hash_map::Entry, BTreeSet, HashMap, HashSet},
+        collections::{hash_map::Entry, BTreeMap, BTreeSet, HashMap, HashSet},
+        fmt::Display,
         sync::Mutex,
     };
 
@@ -158,6 +159,7 @@ pub mod sdk {
                     UAnyType::UProperty(_) => {}
                     UAnyType::UEnum(obj) => {
                         let enm = Self::process_enum(obj)?;
+                        log::info!("enum: {enm}");
                     }
                     UAnyType::UStruct(_) => {}
                     UAnyType::UFunction(_) => {}
@@ -168,12 +170,44 @@ pub mod sdk {
         }
 
         fn process_enum(enm: UEnum) -> anyhow::Result<Enum> {
+            // get all the variants
             let values = enm
                 .get_names()
                 .iter()
-                .map(|name| name.get_name().unwrap_or("AnonymousVariant".to_string()))
-                .map(|name| canonicalize_name(&name).to_string())
-                .collect::<Vec<_>>();
+                .enumerate()
+                // canonicalize the names into valid rust
+                .map(|(value, name)| {
+                    let name = name.get_name().unwrap_or("AnonymousVariant".to_string());
+                    let name = canonicalize_name(&name).to_string();
+                    (value, name)
+                })
+                // store conflicts next to each other
+                .fold(
+                    HashMap::<String, Vec<usize>>::new(),
+                    |mut acc, (value, name)| {
+                        match acc.entry(name) {
+                            Entry::Occupied(mut entry) => {
+                                entry.get_mut().push(value);
+                            }
+                            Entry::Vacant(entry) => {
+                                entry.insert(vec![value]);
+                            }
+                        }
+                        acc
+                    },
+                );
+
+            // sort by value
+            let mut variants = BTreeMap::new();
+            values.into_iter().for_each(|(name, values)| {
+                if values.len() > 0 {
+                    for (i, value) in values.into_iter().enumerate() {
+                        variants.insert(value, format!("{name}{i}"));
+                    }
+                } else {
+                    variants.insert(values.into_iter().next().unwrap(), name);
+                }
+            });
 
             let name = enm
                 .as_uobject()
@@ -181,7 +215,10 @@ pub mod sdk {
                 .context("enum name could not be found")?;
             let name = canonicalize_name(&name).to_string();
 
-            Ok(Enum { name, values })
+            Ok(Enum {
+                name,
+                values: variants.into_iter().map(|(_, name)| name).collect(),
+            })
         }
     }
 
@@ -299,4 +336,14 @@ pub mod sdk {
         name: String,
         values: Vec<String>,
     }
+
+    impl Display for Enum {
+        fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+            writeln!(f, "enum {} {{", self.name)?;
+            for (i, name) in self.values.iter().enumerate() {
+                writeln!(f, "\t{} = {},", name, i)?;
+            }
+            writeln!(f, "}}\n")
+        }
+    }
 }