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local vim = assert(vim)
local M = {}
local cons = "tnshrdlcumwfgypkbvjxqz" -- 21
local vowel = "aeiou" -- 5
local function char_at(s, i)
local m = (i % #s) + 1
return string.sub(s, m, m)
end
M.open_vertical = function()
local current_win = vim.api.nvim_get_current_win()
local curpos = vim.api.nvim_win_get_cursor(0)
local height = vim.api.nvim_win_get_height(current_win)
local topline = vim.fn.line('w0')
M.row_map = {}
local bufnr = vim.api.nvim_create_buf(0, 1)
local line = 0
local text = {}
while line < height do
local t = char_at(cons, line) .. char_at(vowel, line)
table.insert(text, ' ' .. t)
M.row_map[t] = topline + line
line = line + 1
end
vim.api.nvim_buf_set_lines(bufnr, 0, -1, 0, text)
local vert_win = vim.api.nvim_open_win(
bufnr,
false,
{
relative = 'cursor',
row = -curpos[1],
col = -4,
width = 4,
height = height
})
vim.api.nvim_win_set_option(vert_win, "number", false) -- Hide line numbers
vim.api.nvim_win_set_option(vert_win, "relativenumber", false) -- Hide relative numbers
vim.api.nvim_win_set_option(vert_win, "wrap", false) -- Disable wrapping
vim.api.nvim_win_set_option(vert_win, "signcolumn", "no") -- Hide sign column
return vert_win
end
M.open_horiz = function()
local current_win = vim.api.nvim_get_current_win()
local curpos = vim.api.nvim_win_get_cursor(0)
local topline = vim.fn.line('w0')
local width = vim.api.nvim_win_get_width(current_win)
local width_of_garbage = vim.fn.getwininfo(current_win)[1].textoff
local bufnr = vim.api.nvim_create_buf(0, 1)
local col = 0
local bottom_line = ""
local top_line = ""
local vi = 0
local v = ''
M.col_map = {}
while col < width do
local c = char_at(cons, col)
bottom_line = bottom_line .. c
if (col % #cons) == 0 then
v = char_at(vowel, vi)
vi = vi + 1
top_line = top_line .. v
else
top_line = top_line .. ' '
end
if M.col_map[v .. c] then
break
end
M.col_map[v .. c] = col
col = col + 1
end
vim.api.nvim_buf_set_lines(bufnr, 0, -1, 0, { top_line, bottom_line })
local horiz_win = vim.api.nvim_open_win(
bufnr,
false,
{
relative = 'win',
row = curpos[1] - topline + 1,
col = width_of_garbage, -- -curpos[2],
width = width - width_of_garbage,
height = 2
})
vim.api.nvim_win_set_option(horiz_win, "number", false) -- Hide line numbers
vim.api.nvim_win_set_option(horiz_win, "relativenumber", false) -- Hide relative numbers
vim.api.nvim_win_set_option(horiz_win, "wrap", false) -- Disable wrapping
vim.api.nvim_win_set_option(horiz_win, "signcolumn", "no") -- Hide sign column
return horiz_win
end
M.run = function()
local w1 = M.open_vertical()
local current_pos = vim.api.nvim_win_get_cursor(0)
-- local w2 = M.open_horiz()
vim.schedule(function ()
local c1 = vim.fn.nr2char(vim.fn.getchar())
local c2 = vim.fn.nr2char(vim.fn.getchar())
vim.api.nvim_win_close(w1, 1)
local r = M.row_map[c1 .. c2]
if r then
vim.api.nvim_win_set_cursor(0, {r, current_pos[2]})
vim.schedule(function()
local w2 = M.open_horiz()
local timer = vim.loop.new_timer()
-- Bug in vim runtime? If I don't use the timer, the window never shows
-- up.
timer:start(10, 0, vim.schedule_wrap(function()
c1 = vim.fn.nr2char(vim.fn.getchar())
c2 = vim.fn.nr2char(vim.fn.getchar())
local c = M.col_map[c1 .. c2]
vim.api.nvim_win_close(w2, 1)
if c then
vim.api.nvim_win_set_cursor(0, {r, c})
end
end))
end)
end
-- vim.schedule(function ()
-- c1 = vim.fn.nr2char(vim.fn.getchar())
-- c2 = vim.fn.nr2char(vim.fn.getchar())
-- -- vim.api.nvim_win_close(w2, 1)
-- end)
end)
-- vim.schedule(function()
-- local c1 = vim.fn.nr2char(vim.fn.getchar())
-- local c2 = vim.fn.nr2char(vim.fn.getchar())
-- vim.api.nvim_win_close(w, 1)
-- local r = M.row_map[c1 .. c2]
-- vim.print(c1 .. c2)
-- vim.print(M.row_map[c1 .. c2])
-- if r then
-- -- local b, _, c, o = vim.fn.getpos('.')
-- -- vim.fn.setpos('.', {b, r, c, o})
-- vim.schedule(function()
-- vim.print("Open horiz?")
-- w = M.open_horiz()
-- end)
-- vim.schedule(function ()
-- -- c1 = vim.fn.getchar()
-- -- c2 = vim.fn.getchar()
-- vim.api.nvim_win_close(w, 1)
-- -- c = M.col_map[c1 .. c2]
-- -- if c then
-- -- b, r, _, o = vim.fn.getpos('.')
-- -- vim.fn.setpos('.', {b, r, c, o})
-- -- end
-- end)
-- end
-- end)
end
return M
|
