From 47be0ea3eeb774102f02b5f85ee974afe6a8170e Mon Sep 17 00:00:00 2001
From: Marc Coquand <marc@mccd.space>
Date: Wed, 15 May 2024 11:05:27 -0500
Subject: Add way to go back and forth between note and todo view

---
 lib/headlines.ml |  3 ++-
 lib/todos.ml     | 26 +++++++-------------------
 2 files changed, 9 insertions(+), 20 deletions(-)

(limited to 'lib')

diff --git a/lib/headlines.ml b/lib/headlines.ml
index 0633a73..954d0e2 100644
--- a/lib/headlines.ml
+++ b/lib/headlines.ml
@@ -50,11 +50,12 @@ let rec render t ({ pos; scroll; content; content_pretty } as state) =
   | `Mouse ((`Press _ | `Drag), (_, y), _) ->
     render t { state with pos = 0, min y content_length }
   | `Key (`ASCII '?', []) -> Help_screen.render t { go_back = (fun () -> render t state) }
-  | `Key (`ASCII 't', []) ->
+  | `Key (`ASCII '2', []) ->
     let todo_content = Grep.get_todos () |> Grep.parse_todo_string in
     let todo_pretty = Grep.pretty_format_todo todo_content in
     let todo_state =
       Todos.init
+        ~goto_headlines:(fun () -> render t state)
         ~content:(todo_content |> Array.of_list)
         ~content_pretty:(todo_pretty |> Array.of_list)
     in
diff --git a/lib/todos.ml b/lib/todos.ml
index 3162615..907538c 100644
--- a/lib/todos.ml
+++ b/lib/todos.ml
@@ -8,9 +8,12 @@ type state =
   ; scroll : int
   ; content : (string * string) array
   ; content_pretty : string array
+  ; goto_headlines : unit -> unit
   }
 
-let init ~content ~content_pretty = { pos = 0, 0; scroll = 0; content; content_pretty }
+let init ~goto_headlines ~content ~content_pretty =
+  { pos = 0, 0; scroll = 0; content; content_pretty; goto_headlines }
+
 
 let load_todos () =
   let todo_content = Grep.get_todos () |> Grep.parse_todo_string in
@@ -18,7 +21,7 @@ let load_todos () =
   todo_content, todo_pretty
 
 
-let rec render t ({ pos; scroll; content; content_pretty } as state) =
+let rec render t ({ pos; scroll; content; content_pretty; goto_headlines } as state) =
   let x, y = pos in
   let img =
     let dot = I.string A.(st bold) ">" |> I.pad ~l:0 ~t:(y - scroll)
@@ -64,7 +67,7 @@ let rec render t ({ pos; scroll; content; content_pretty } as state) =
             let content = Grep.get_tagged_headlines tag () |> Grep.parse_headlines in
             let content_pretty = Grep.pretty_format content in
             Common.Term.cursor t None;
-            render t { content; content_pretty; pos = 0, 0; scroll = 0 })
+            render t { state with content; content_pretty })
       ; on_cancel =
           (fun _ ->
             Common.Term.cursor t None;
@@ -72,6 +75,7 @@ let rec render t ({ pos; scroll; content; content_pretty } as state) =
       }
     in
     Input_screen.render t input_state
+  | `Key (`ASCII '1', []) -> goto_headlines ()
   | `Key (`ASCII 'j', []) | `Key (`ASCII 'N', [ `Ctrl ]) -> scroll_down ()
   | `Key (`ASCII 'k', []) | `Key (`ASCII 'P', [ `Ctrl ]) -> scroll_up ()
   | `Key (`ASCII 't', []) ->
@@ -118,19 +122,3 @@ let rec render t ({ pos; scroll; content; content_pretty } as state) =
     in
     run_editor ()
   | _ -> render t state
-
-
-let start (tag : string) () =
-  let tag = if String.equal tag "" then None else Some tag in
-  let content =
-    match tag with
-    | None -> Grep.get_headlines () |> Grep.parse_headlines
-    | Some tag -> Grep.get_tagged_headlines tag () |> Grep.parse_headlines
-  in
-  if Array.length content == 0
-  then (
-    print_endline "No entry for tag";
-    exit 0)
-  else (
-    let content_pretty = content |> Grep.pretty_format in
-    render (Common.Term.create ()) { pos = 0, 0; scroll = 0; content; content_pretty })
-- 
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