ivy.nvim/lua/ivy/window.lua
2022-07-10 21:07:33 +01:00

139 lines
4 KiB
Lua

-- Constent options that will be used for the keymaps
local opts = { noremap = true, silent = true, nowait = true }
-- All of the base chars that will be used for an "input" operation on the
-- prompt
-- stylua: ignore
local chars = {
"A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W",
"X", "Y", "Z", "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t",
"u", "v", "w", "x", "y", "z", "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "<", ">", "`", "@", "#", "~", "!",
"\"", "$", "%", "^", "&", "/", "(", ")", "=", "+", "*", "-", "_", ".", ",", ";", ":", "?", "\\", "|", "'", "{", "}",
"[", "]", " ",
}
local function parse_lines(lines)
local items = {}
for line in lines:gmatch "[^\r\n]+" do
table.insert(items, line)
end
return items
end
local function parse_array(arr)
return arr
end
local window = {}
window.index = 0
window.previous = nil
window.window = nil
window.buffer = nil
window.initialize = function()
window.make_buffer()
end
window.make_buffer = function()
window.previous = vim.api.nvim_get_current_win()
vim.api.nvim_command "botright split new"
window.buffer = vim.api.nvim_win_get_buf(0)
window.window = vim.api.nvim_get_current_win()
vim.api.nvim_win_set_option(window.window, "number", false)
vim.api.nvim_win_set_option(window.window, "relativenumber", false)
vim.api.nvim_win_set_option(window.window, "signcolumn", "no")
vim.api.nvim_buf_set_option(window.buffer, "filetype", "ivy")
vim.api.nvim_buf_set_var(window.buffer, "bufftype", "nofile")
for index = 1, #chars do
local char = chars[index]
if char == "'" then
char = "\\'"
end
if char == "\\" then
char = "\\\\\\\\"
end
vim.api.nvim_buf_set_keymap(window.buffer, "n", chars[index], "<cmd>lua vim.ivy.input('" .. char .. "')<CR>", opts)
end
vim.api.nvim_buf_set_keymap(window.buffer, "n", "<C-c>", "<cmd>lua vim.ivy.destroy()<CR>", opts)
vim.api.nvim_buf_set_keymap(window.buffer, "n", "<C-w>", "<cmd>lua vim.ivy.search('')<CR>", opts)
vim.api.nvim_buf_set_keymap(window.buffer, "n", "<C-n>", "<cmd>lua vim.ivy.next()<CR>", opts)
vim.api.nvim_buf_set_keymap(window.buffer, "n", "<C-p>", "<cmd>lua vim.ivy.previous()<CR>", opts)
vim.api.nvim_buf_set_keymap(window.buffer, "n", "<C-M-n>", "<cmd>lua vim.ivy.next(); vim.ivy.checkpoint()<CR>", opts)
vim.api.nvim_buf_set_keymap(
window.buffer,
"n",
"<C-M-p>",
"<cmd>lua vim.ivy.previous(); vim.ivy.checkpoint()<CR>",
opts
)
vim.api.nvim_buf_set_keymap(window.buffer, "n", "<CR>", "<cmd>lua vim.ivy.complete()<CR>", opts)
vim.api.nvim_buf_set_keymap(window.buffer, "n", "<BS>", "<cmd>lua vim.ivy.input('BACKSPACE')<CR>", opts)
end
window.get_current_selection = function()
local line = vim.api.nvim_buf_get_lines(window.buffer, window.index, window.index + 1, true)
if line == nil then
line = { "" }
end
return line[1]
end
window.get_buffer = function()
if window.buffer == nil then
window.make_buffer()
end
return window.buffer
end
window.update = function()
-- TODO(ade): Add a guard in so we can not go out of range on the results buffer
vim.api.nvim_win_set_cursor(window.window, { window.index + 1, 0 })
end
window.set_items = function(items)
local lines = {}
if type(items) == "string" then
lines = parse_lines(items)
elseif type(items) == "table" then
lines = parse_array(items)
end
if #lines == 0 then
lines = { "-- No Items --" }
end
vim.api.nvim_buf_set_lines(window.get_buffer(), 0, 9999, false, lines)
local line_count = #lines
window.index = 0
if line_count > 10 then
line_count = 10
end
vim.api.nvim_win_set_height(window.window, line_count)
window.update()
end
window.destroy = function()
if type(window.buffer) == "number" then
vim.api.nvim_buf_delete(window.buffer, { force = true })
end
window.buffer = nil
window.window = nil
window.previous = nil
window.index = 0
end
return window