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|
module Grep = Grep
module Common = Common
open Notty
module Input_prompt = Input_prompt
module Help_screen = Help_screen
type state =
{ pos : int * int
; scroll : int
; content : (string * int * string * int) array
; go_back : unit -> unit
; content_pretty : (int * Grep.display_type) array
; goto_todos_view : (unit -> unit) -> unit
; goto_done_view : (unit -> unit) -> unit
}
let title = I.strf ~attr:A.(st bold) "%s" "Note View" |> I.pad ~l:0 ~t:0
let content_start = 1
(* TODO: Use grep -l to filter notes by regexp and rerender those files*)
let rec render
t
({ pos; scroll; content_pretty; go_back; content; goto_todos_view; goto_done_view } as
state)
=
let size_x, size_y = Common.Term.size t in
let x, y = pos in
let img =
let elements =
Array.mapi
(fun i (_, el) -> Compontent.current_line size_x y scroll el (i + content_start))
(* TODO: Fix this ugly slow conversion *)
(Array.to_seq content_pretty |> Seq.drop scroll |> Array.of_seq)
in
let open I in
Array.fold_left (fun sum el -> el </> sum) title elements
in
Common.Term.image t img;
let content_length = Array.length content_pretty in
let scroll_up () =
let scroll = if y - content_start - scroll = 0 then max (scroll - 1) 0 else scroll in
render t @@ { state with pos = x, max (y - 1) content_start; scroll }
in
let scroll_down () =
let scroll = if y - scroll >= size_y - 1 then scroll + 1 else scroll in
render t @@ { state with pos = x, min (y + 1) (content_length - 1); scroll }
in
match Common.Term.event t with
| `End | `Key (`Escape, []) | `Key (`ASCII 'q', []) | `Key (`ASCII 'C', [ `Ctrl ]) -> ()
| `Mouse (`Press (`Scroll s), _, _) ->
(match s with
| `Down -> scroll_down ()
| `Up -> scroll_up ())
| `Resize _ -> render t state
| `Key (`ASCII 'f', []) -> go_back ()
| `Mouse ((`Press _ | `Drag), (_, y), _) ->
render t { state with pos = 0, min y content_length }
| `Key (`ASCII 'j', []) | `Key (`ASCII 'N', [ `Ctrl ]) -> scroll_down ()
| `Key (`ASCII 'k', []) | `Key (`ASCII 'P', [ `Ctrl ]) -> scroll_up ()
| `Key (`ASCII 's', []) ->
let (input_state : Input_prompt.state) =
{ screen = img
; user_input = ""
; prompt = "REGEXP"
; on_enter =
(fun tag ->
try
let content = Grep.get_file_names tag |> Array.of_list in
let oc = open_out "/tmp/stitch-output" in
Printf.fprintf oc "%s\n" (String.concat "\n" (content |> Array.to_list));
close_out oc;
let content =
Array.map
(fun file_name -> Grep.get_full_file_content_content file_name)
content
|> Array.to_list
in
let content = Grep.parse_full_content content in
let content_pretty =
Grep.pretty_print_parsed_content content |> Array.of_list
in
Common.Term.cursor t None;
render
t
{ state with
content = content |> Array.of_list
; content_pretty
; pos = 0, content_start
; scroll = 0
}
with
| _ ->
let oc = open_out "/tmp/stitch-error" in
Printf.fprintf oc "%s\n" (Printexc.get_backtrace ());
close_out oc;
raise (Invalid_argument "FAILURE"))
; on_cancel =
(fun _ ->
Common.Term.cursor t None;
render t state)
}
in
Input_prompt.render t input_state
| `Key (`ASCII '?', []) -> Help_screen.render t { go_back = (fun () -> render t state) }
| `Key (`ASCII '2', []) -> goto_todos_view (fun () -> render t state)
| `Key (`ASCII '3', []) -> goto_done_view (fun () -> render t state)
| `Key (`ASCII 'e', []) | `Key (`Enter, []) ->
(* Editor might be set with extra args, in that case we need to separate these *)
let[@warning "-8"] (editor :: args) =
String.split_on_char ' ' (Sys.getenv "EDITOR")
in
let file_number_offset, _ = Array.get content_pretty (y - content_start) in
let selected_file, line_number, _, _ =
Array.get content (y - content_start - file_number_offset)
in
let full_path_file = Grep.execution_directory ^ "/" ^ selected_file in
(* Because each file title consists of two lines, we need to account for the offset
it adds by removing the file_number *)
let line_number_arg = "+" ^ Int.to_string line_number in
let full_args =
Array.append (Array.of_list args) [| ""; full_path_file; line_number_arg |]
in
Common.Term.cursor t (Some (0, 0));
let _ =
Unix.create_process_env
editor
full_args
(Unix.environment ())
Unix.stdin
Unix.stdout
Unix.stderr
in
let rec run_editor () =
match Unix.wait () with
| _, _ ->
Common.Term.cursor t None;
render t state
(* Capture resizing events *)
| exception Unix.Unix_error (Unix.EINTR, _, _) -> run_editor ()
| exception Unix.Unix_error (_, str_err, str_err_2) ->
let oc = open_out "/tmp/stitch-error" in
Printf.fprintf oc "%s: %s" str_err str_err_2;
close_out oc;
failwith "ERROR"
in
run_editor ()
| `Key (`Arrow d, _) ->
(match d with
| `Up -> scroll_up ()
| `Down -> scroll_down ()
| _ -> render t state)
| _ -> render t state
|