nvim: scope now supports vim.ui.input

src/dot_config/nvim/lua/scope.lua

@@ -1,4 +1,4 @@
--- telescope without telescope
+-- telescope without telescope80
 -- depends on: fzf, bat
 
 M = {}
@@ -28,7 +28,7 @@ end
 ---@field mode ("window" | "float")? Sets the window used to show the scope. Defaults to "window".
 ---  - "window": fills the entire window
 ---  - "float": floating window
----@field float_opts vim.api.keyset.win_config? Options if mode is set to "float".
+---@field float_opts vim.api.keyset.win_config? Options to pass to `nvim_open_win` if mode is set to "float".
 
 ---Generic brand fuzzy selector
 ---@param choice_gen string | function Lua function or shell command that generates choices to display in fzf.
@@ -112,7 +112,7 @@ end
 ---     - format_item (function item -> text)
 ---     - kind (string|nil)
 ---@param on_choice fun(item: any|nil, idx: integer|nil)
-local function picker(items, opts, on_choice)
+local function select_new(items, opts, on_choice)
 	vim.validate({
 		items = { items, 'table', false },
 		on_choice = { on_choice, 'function', false },
@@ -151,9 +151,65 @@ local function picker(items, opts, on_choice)
 	)
 end
 
+--- Replacement for `vim.ui.input`.
+---@param opts table? Additional options. See |input()|
+---     - prompt (string|nil)
+---     - default (string|nil)
+---@param on_confirm function ((input|nil) -> ())
+local function input_new(opts, on_confirm)
+	vim.validate({
+		opts = { opts, 'table', true },
+		on_confirm = { on_confirm, 'function', false },
+	})
+
+	opts = (opts and not vim.tbl_isempty(opts)) and opts or vim.empty_dict()
+
+	opts.on_confirm = opts.on_confirm or function() end
+
+	local buf = vim.api.nvim_create_buf(false, true)
+	vim.api.nvim_open_win(buf, true,
+		{
+			relative = "cursor",
+			width = 30,
+			height = 1,
+			col = 1,
+			row = 1,
+			border = "rounded",
+			title = opts.prompt,
+		})
+
+	if opts.default then
+		vim.api.nvim_buf_set_lines(buf, 0, 1, true, { opts.default })
+	end
+
+	vim.wo.number = false
+	vim.wo.relativenumber = false
+	vim.cmd [[startinsert!]]
+
+	local map_opts = { noremap = true, buffer = buf }
+
+	local function close_win()
+		vim.api.nvim_win_close(0, false)
+		vim.cmd.stopinsert()
+	end
+
+	vim.keymap.set({ "i", "n" }, "<Enter>",
+		function()
+			on_confirm(table.concat(vim.api.nvim_buf_get_lines(buf, 0, -1, true), "\n"))
+			close_win()
+		end,
+		map_opts
+	)
+	vim.keymap.set({ "i" }, "<C-c>", function ()
+		on_confirm(nil)
+		close_win()
+	end, map_opts)
+end
+
 ---Sets up `vim.ui` hooks to use scope.
 function M.setup()
-	vim.ui.select = picker
+	vim.ui.select = select_new
+	vim.ui.input = input_new
 end
 
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