From 29e88e1dfe173a5cf86dc952a561cefd6ae866e0 Mon Sep 17 00:00:00 2001
From: Ben Sima <ben@bsima.me>
Date: Mon, 11 May 2020 15:16:59 -0700
Subject: Add 'web port' argument, and some more page/templating

---
 z.scm | 40 +++++++++++++++++++++++++---------------
 1 file changed, 25 insertions(+), 15 deletions(-)

diff --git a/z.scm b/z.scm
index ef7466e..1285126 100644
--- a/z.scm
+++ b/z.scm
@@ -150,7 +150,7 @@
  ;; Searching / filtering
 
 (define (tagged tag)
-  "returns a list of all files with the given tag"
+  "returns a list of all ids with the given tag"
   (dict.get *tags* tag))
 
 (define (get-by-title title)
@@ -174,7 +174,9 @@
 (define (template title body)
   `(html (head (title ,title))
          (style ,*css*)
-         (body ,@body)))
+         (body
+          ;; TODO: nav bar
+          ,@body)))
 
 (define* (respond #:optional body #:key
                   (status 200)
@@ -206,20 +208,27 @@
      (respond
       `((h1 "z")
         (ul
-         ,@(map
-            (lambda (id)
-              `(li (a (@ (href ,(fmt "/id/~a" id)))
-                      ,(fmt "~a: ~a"
-                            id (get-title (read-node id))))))
-            (list-nodes)))))]
+         ,@(for (list-nodes)
+             (lambda (id)
+               `(li (a (@ (href ,(fmt "/id/~a" id)))
+                       ,(fmt "~a: ~a"
+                             id (get-title (read-node id))))))))))]
     [("id" id)
      (let ([node (read-node (string->id id))])
        (respond `((pre ,node))
-        #:title (fmt "z - ~a" (get-title node))))]
-    [("hacker")
-     (respond "Hello hacker!")]
+                #:title (fmt "z - ~a" (get-title node))))]
+    [("tag" tag)
+     (let ([ids (tagged tag)])
+       `((ul ,@(for nodes
+                 `(li (a (@ (href ,(mdt "/id~a" id)))
+                         ,(fmt "~a: ~a"
+                               id (get-title (read-node id)))))))))]
     [_ (respond "not found")]))
 
+(define* (serve #:key (port 8080))
+  (pr "z server")
+  (http.run-server routes 'http `(#:port ,port)))
+
  ;; CLI
 
 (define (usage)
@@ -227,7 +236,9 @@
 usage: z [command]
 where 'command' is:
     <none>         create new note
-    tagged [tag]   list notes tagged with 'tag'"))
+    ls             list all notes
+    tagged [tag]   list notes tagged with 'tag'
+    web [port]     start the webserver"))
 
 (define (main args)
   (match (rest args)
@@ -247,7 +258,6 @@ where 'command' is:
              (pr id)
              (pr ": ")
              (pr title)))))]
-    [("web") (begin
-               (pr "z server")
-               (http.run-server routes))]
+    [("web") (serve)]
+    [("web" port) (serve #:port (string->number port))]
     [_ (usage)]))
-- 
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