server: add id and header to ShowThreadQuery API

server/src/graphql.rs

@@ -47,6 +47,8 @@ pub struct Thread {
 
 #[derive(Debug, SimpleObject)]
 pub struct Message {
+    // Message-ID for message, prepend `id:<id>` to search in notmuch
+    pub id: String,
     // First From header found in email
     pub from: Option<Email>,
     // All To headers found in email
@@ -57,12 +59,20 @@ pub struct Message {
     pub subject: Option<String>,
     // Parsed Date header, if found and valid
     pub timestamp: Option<i64>,
+    // Headers
+    pub headers: Vec<Header>,
     // The body contents
     pub body: Body,
     // On disk location of message
     pub path: String,
 }
 
+#[derive(Debug, SimpleObject)]
+pub struct Header {
+    key: String,
+    value: String,
+}
+
 #[derive(Debug)]
 pub struct UnhandledContentType {
     text: String,
@@ -266,8 +276,10 @@ impl QueryRoot {
             .field("contentTree")
             .exists();
         let mut messages = Vec::new();
-        for path in nm.files(&thread_id)? {
+        for (path, id) in std::iter::zip(nm.files(&thread_id)?, nm.message_ids(&thread_id)?) {
             let path = path?;
+            let id = id?;
+            info!("{id}\nfile: {path}");
             let file = File::open(&path)?;
             let mmap = unsafe { MmapOptions::new().map(&file)? };
             let m = parse_mail(&mmap)?;
@@ -310,12 +322,22 @@ impl QueryRoot {
                 }),
                 b => b,
             };
+            let headers = m
+                .headers
+                .iter()
+                .map(|h| Header {
+                    key: h.get_key(),
+                    value: h.get_value(),
+                })
+                .collect();
             messages.push(Message {
+                id,
                 from,
                 to,
                 cc,
                 subject,
                 timestamp,
+                headers,
                 body,
                 path,
             });