From 7a32d5c6300be1058320fb3a22200cb506f0a30a Mon Sep 17 00:00:00 2001
From: Bill Thiede <git@xinu.tv>
Date: Sat, 2 Dec 2023 15:12:40 -0800
Subject: [PATCH] server: include headers in debug output

---
 server/src/graphql.rs | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/server/src/graphql.rs b/server/src/graphql.rs
index 314fe51..d63d527 100644
--- a/server/src/graphql.rs
+++ b/server/src/graphql.rs
@@ -339,6 +339,10 @@ fn extract_unhandled(m: &ParsedMail) -> Result<Body, Error> {
         text: msg,
     }))
 }
+
+// multipart/alternative defines multiple representations of the same message, and clients should
+// show the fanciest they can display. For this program, the priority is text/html, text/plain,
+// then give up.
 fn extract_alternative(m: &ParsedMail) -> Result<Body, Error> {
     for sp in &m.subparts {
         if sp.ctype.mimetype == "text/html" {
@@ -355,6 +359,8 @@ fn extract_alternative(m: &ParsedMail) -> Result<Body, Error> {
     Err("extract_alternative".into())
 }
 
+// multipart/mixed defines multiple types of context all of which should be presented to the user
+// 'serially'.
 fn extract_mixed(m: &ParsedMail) -> Result<Body, Error> {
     for sp in &m.subparts {
         if sp.ctype.mimetype == "multipart/alternative" {
@@ -400,15 +406,18 @@ fn render_content_type_tree(m: &ParsedMail) -> String {
         let mut parts = Vec::new();
         let msg = format!("{} {}", "-".repeat(depth * WIDTH), m.ctype.mimetype);
         parts.push(msg);
+        let indent = " ".repeat(depth * WIDTH);
         if !m.ctype.charset.is_empty() {
-            parts.push(format!(
-                "{} Character Set: {}",
-                " ".repeat(depth * WIDTH),
-                m.ctype.charset
-            ));
+            parts.push(format!("{indent} Character Set: {}", m.ctype.charset));
         }
         for (k, v) in m.ctype.params.iter() {
-            parts.push(format!("{} {k}: {v}", " ".repeat(depth * WIDTH),));
+            parts.push(format!("{indent} {k}: {v}"));
+        }
+        if !m.headers.is_empty() {
+            parts.push(format!("{indent} == headers =="));
+            for h in &m.headers {
+                parts.push(format!("{indent} {}: {}", h.get_key(), h.get_value()));
+            }
         }
         for sp in &m.subparts {
             parts.push(render_rec(sp, depth + 1))