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feat(input): input history. Closes #591

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Folke Lemaitre 2025-01-20 16:19:37 +01:00
parent b8d3e3b22a
commit 80db91f03e
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1 changed files with 37 additions and 0 deletions
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37
lua/snacks/input.lua
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@ -67,6 +67,8 @@ Snacks.config.style("input", {
i_cr = { "<cr>", { "cmp_accept", "confirm" }, mode = "i", expr = true },
i_tab = { "<tab>", { "cmp_select_next", "cmp" }, mode = "i", expr = true },
i_ctrl_w = { "<c-w>", "<c-s-w>", mode = "i", expr = true },
i_up = { "<up>", { "hist_up" }, mode = { "i", "n" } },
i_down = { "<down>", { "hist_down" }, mode = { "i", "n" } },
q = "cancel",
},
})
@ -84,6 +86,8 @@ local ui_input = vim.ui.input
---@field win? snacks.win
local ctx = {}
local history = {} ---@type string[]
---@param opts? snacks.input.Opts
---@param on_confirm fun(value?: string)
function M.input(opts, on_confirm)
@ -92,7 +96,21 @@ function M.input(opts, on_confirm)
local parent_win = vim.api.nvim_get_current_win()
local mode = vim.fn.mode()
local hist_idx = #history + 1
local hist_cursor = hist_idx
local function record()
if not ctx.win then
return
end
local text = ctx.win:text()
if text and not text:find("^%s*$") then
history[hist_idx] = text
end
end
local function confirm(value)
record()
ctx.win = nil
ctx.opts = nil
vim.cmd.stopinsert()
@ -130,6 +148,11 @@ function M.input(opts, on_confirm)
table.insert(title, { " " })
end
local function set(text)
vim.api.nvim_buf_set_lines(ctx.win.buf, 0, -1, false, { text })
vim.api.nvim_win_set_cursor(ctx.win.win, { 1, #text })
end
opts.win = Snacks.win.resolve("input", opts.win, {
enter = true,
title = next(title) and title or nil,
@ -153,6 +176,20 @@ function M.input(opts, on_confirm)
confirm(self:text())
self:close()
end,
hist_up = function(self)
if hist_idx == hist_cursor then
record()
end
hist_cursor = math.max(hist_cursor - 1, 1)
set(history[hist_cursor] or "")
end,
hist_down = function(self)
if hist_idx == hist_cursor then
record()
end
hist_cursor = math.min(hist_cursor + 1, hist_idx)
set(history[hist_cursor] or "")
end,
cmp = function()
return vim.fn.pumvisible() == 0 and "<c-x><c-u>"
end,