Group pages by date

Cargo.lock

@@ -539,6 +539,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.4.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4a9b56eb56058f43dc66e58f40a214b2ccbc9f3df51861b63d51dec7b65bc3f"
+
 [[package]]
 name = "itoa"
 version = "0.4.5"
@@ -1232,6 +1238,7 @@ dependencies = [
  "env_logger",
  "hex",
  "horrorshow",
+ "itertools",
  "lazy_static",
  "log 0.4.8",
  "pulldown-cmark",

Cargo.toml

@@ -34,3 +34,4 @@ serde = "*"
 serde_derive = "*"
 horrorshow = "*"
 chrono = "*"
+itertools = "0.4"

src/index.rs

@@ -14,7 +14,7 @@ use std::collections::{HashMap, HashSet};
 pub struct Index<T> {
     page_ids_by_tag: HashMap<String, HashSet<Id>>,
     tags_by_page_id: HashMap<Id, HashSet<Tag>>,
-    title_by_page_id: HashMap<Id, String>,
+    page_info_by_page_id: HashMap<Id, PageInfo>,
     store: T,
 }
 
@@ -23,6 +23,7 @@ pub struct Index<T> {
 pub struct PageInfo {
     pub id: Id,
     pub title: String,
+    pub headers: page::Headers,
 }
 
 /// Results of tag query lookup
@@ -54,7 +55,7 @@ where
         let mut s = Index {
             page_ids_by_tag: Default::default(),
             tags_by_page_id: Default::default(),
-            title_by_page_id: Default::default(),
+            page_info_by_page_id: Default::default(),
             store,
         };
 
@@ -126,10 +127,7 @@ impl<T> Index<T> {
                 .tags_by_page_id
                 .keys()
                 .cloned()
-                .map(|id| PageInfo {
-                    id: id.clone(),
-                    title: self.title_by_page_id[&id].clone(),
-                })
+                .map(|id| self.page_info_by_page_id[&id].clone())
                 .collect();
         }
 
@@ -142,10 +140,7 @@ impl<T> Index<T> {
                 if let Some(ids) = &self.page_ids_by_tag.get(*tag) {
                     matching_pages = ids
                         .iter()
-                        .map(|id| PageInfo {
-                            id: id.to_owned(),
-                            title: self.title_by_page_id[id].clone(),
-                        })
+                        .map(|id| self.page_info_by_page_id[id].clone())
                         .collect();
                     matching_tags.push(tag.to_string())
                 } else {
@@ -175,6 +170,8 @@ impl<T> Index<T> {
                 }
             }
         }
+
+        matching_pages.sort_unstable_by_key(|info| std::cmp::Reverse(info.headers.creation_time));
         FindResults {
             matching_pages,
             matching_tags,
@@ -190,8 +187,14 @@ impl<T> Index<T> {
         }
         self.tags_by_page_id
             .insert(page.id().to_owned(), page.tags.clone());
-        self.title_by_page_id
-            .insert(page.id().to_owned(), page.title.clone());
+        self.page_info_by_page_id.insert(
+            page.id().to_owned(),
+            PageInfo {
+                id: page.id().to_owned(),
+                title: page.title.clone(),
+                headers: page.headers.clone(),
+            },
+        );
     }
 
     fn clean_data_for_page(&mut self, id: Id) {
@@ -206,7 +209,7 @@ impl<T> Index<T> {
                 .map(|set| set.remove(&id));
         }
         self.tags_by_page_id.remove(&id);
-        self.title_by_page_id.remove(&id);
+        self.page_info_by_page_id.remove(&id);
     }
 }
 

src/main.rs

@@ -304,7 +304,7 @@ async fn handle_get(
             return Ok(warp_reply_from_render(render::html_page(
                 render::post_list(
                     page_state,
-                    compact_results.tags.into_iter(),
+                    compact_results.tags,
                     results.matching_pages.into_iter(),
                 ),
             )));

src/render.rs

@@ -2,6 +2,8 @@ use horrorshow::helper::doctype;
 use horrorshow::prelude::*;
 use horrorshow::{box_html, owned_html};
 
+use itertools::Itertools;
+
 use crate::index;
 use crate::page::{Parsed, Tag};
 
@@ -178,7 +180,7 @@ pub fn page_view(page_state: PageState, sub_pages: impl RenderOnce) -> impl Rend
 
 pub fn post_list(
     page_state: PageState,
-    unmatched_tags: impl Iterator<Item = (Tag, usize)>,
+    unmatched_tags: Vec<(Tag, usize)>,
     posts: impl Iterator<Item = index::PageInfo> + 'static,
 ) -> impl RenderOnce {
     let menu = menu(page_state.clone(), None);
@@ -186,18 +188,23 @@ pub fn post_list(
         : menu;
         div(id="page-content") {
             h1 { : "Pages" }
-            ul(id="index") {
-                @ for post in posts {
-                    li {
-                        a(href=format!("./?id={}", post.id)) : post.title
+            @ for (date, group) in posts.group_by(|info| info.headers.creation_time.date()) {
+                h3 { : date.format("%A, %Y-%m-%d").to_string() }
+                ul {
+                    @ for post in group {
+                        li {
+                            a(href=format!("./?id={}", post.id)) : post.title
+                        }
                     }
                 }
             }
-            h1 { : "Subtags" }
-            ul(id="index") {
-                @ for tag in unmatched_tags {
-                    li {
-                        a(href=format!("./{}/", tag.0)) : format!("{} ({})", tag.0, tag.1)
+            @ if !unmatched_tags.is_empty() {
+                h1 { : "Subtags" }
+                ul(id="index") {
+                    @ for tag in unmatched_tags {
+                        li {
+                            a(href=format!("./{}/", tag.0)) : format!("{} ({})", tag.0, tag.1)
+                        }
                     }
                 }
             }