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dashboard/alpha: configure with nix (#699)
Co-authored-by: raf <me@notashelf.dev>
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Nikita
GitHub
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4 changed files with 52 additions and 204 deletions
2
.github/typos.toml
vendored
2
.github/typos.toml
vendored
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@ -1,5 +1,5 @@
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default.extend-ignore-words-re = ["(?i)(noice)", "befores", "annote", "viw"]
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default.extend-ignore-words-re = ["(?i)(noice)", "befores", "annote", "viw", "BANanaD3V"]
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files.extend-exclude = [
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"npins/sources.json"
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]
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@ -5,6 +5,8 @@
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- `git-conflict` keybinds are now prefixed with `<leader>` to avoid conflicting
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with builtins.
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- `alpha` is now configured with nix, default config removed.
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[NotAShelf](https://github.com/notashelf):
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[typst-preview.nvim]: https://github.com/chomosuke/typst-preview.nvim
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@ -235,3 +237,7 @@
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[projekt0n/github-nvim-theme]: https://github.com/projekt0n/github-nvim-theme
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- Add `github-nvim-theme` theme from [projekt0n/github-nvim-theme].
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[BANanaD3V](https://github.com/BANanaD3V):
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- `alpha` is now configured with nix.
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@ -1,7 +1,23 @@
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{lib, ...}: let
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inherit (lib.options) mkEnableOption;
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inherit (lib.options) mkEnableOption mkOption;
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inherit (lib.types) listOf attrsOf anything nullOr enum;
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in {
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options.vim.dashboard.alpha = {
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enable = mkEnableOption "fast and fully programmable greeter for neovim [alpha.mvim]";
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enable = mkEnableOption "fast and fully programmable greeter for neovim [alpha.nvim]";
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theme = mkOption {
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type = nullOr (enum ["dashboard" "startify" "theta"]);
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default = "dashboard";
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description = "Alpha default theme to use";
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};
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layout = mkOption {
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type = listOf (attrsOf anything);
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default = [];
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description = "Alpha dashboard layout";
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};
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opts = mkOption {
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type = attrsOf anything;
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default = {};
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description = "Optional global options";
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};
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};
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}
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@ -5,8 +5,11 @@
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}: let
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inherit (lib.modules) mkIf;
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inherit (lib.nvim.dag) entryAnywhere;
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inherit (lib.nvim.lua) toLuaObject;
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cfg = config.vim.dashboard.alpha;
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themeDefined = cfg.theme != null;
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layoutDefined = cfg.layout != [];
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in {
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config = mkIf cfg.enable {
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vim.startPlugins = [
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@ -14,207 +17,30 @@ in {
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"nvim-web-devicons"
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];
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# the entire credit for this dashboard configuration to https://github.com/Rishabh672003
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# honestly, excellent work
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vim.pluginRC.alpha = entryAnywhere ''
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local alpha = require("alpha")
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local plenary_path = require("plenary.path")
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local dashboard = require("alpha.themes.dashboard")
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local cdir = vim.fn.getcwd()
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local if_nil = vim.F.if_nil
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local nvim_web_devicons = {
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enabled = true,
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highlight = true,
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}
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local function get_extension(fn)
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local match = fn:match("^.+(%..+)$")
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local ext = ""
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if match ~= nil then
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ext = match:sub(2)
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end
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return ext
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end
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local function icon(fn)
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local nwd = require("nvim-web-devicons")
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local ext = get_extension(fn)
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return nwd.get_icon(fn, ext, { default = true })
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end
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local function file_button(fn, sc, short_fn)
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short_fn = short_fn or fn
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local ico_txt
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local fb_hl = {}
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if nvim_web_devicons.enabled then
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local ico, hl = icon(fn)
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local hl_option_type = type(nvim_web_devicons.highlight)
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if hl_option_type == "boolean" then
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if hl and nvim_web_devicons.highlight then
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table.insert(fb_hl, { hl, 0, 3 })
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end
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end
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if hl_option_type == "string" then
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table.insert(fb_hl, { nvim_web_devicons.highlight, 0, 3 })
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end
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ico_txt = ico .. " "
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else
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ico_txt = ""
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end
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local file_button_el = dashboard.button(sc, ico_txt .. short_fn, "<cmd>e " .. fn .. " <CR>")
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local fn_start = short_fn:match(".*[/\\]")
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if fn_start ~= nil then
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table.insert(fb_hl, { "Comment", #ico_txt - 2, #fn_start + #ico_txt })
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end
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file_button_el.opts.hl = fb_hl
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return file_button_el
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end
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local default_mru_ignore = { "gitcommit" }
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local mru_opts = {
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ignore = function(path, ext)
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return (string.find(path, "COMMIT_EDITMSG")) or (vim.tbl_contains(default_mru_ignore, ext))
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end,
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}
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--- @param start number
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--- @param cwd string optional
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--- @param items_number number optional number of items to generate, default = 10
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local function mru(start, cwd, items_number, opts)
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opts = opts or mru_opts
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items_number = if_nil(items_number, 15)
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local oldfiles = {}
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for _, v in pairs(vim.v.oldfiles) do
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if #oldfiles == items_number then
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break
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end
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local cwd_cond
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if not cwd then
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cwd_cond = true
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else
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cwd_cond = vim.startswith(v, cwd)
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end
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local ignore = (opts.ignore and opts.ignore(v, get_extension(v))) or false
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if (vim.fn.filereadable(v) == 1) and cwd_cond and not ignore then
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oldfiles[#oldfiles + 1] = v
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end
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end
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local target_width = 35
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local tbl = {}
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for i, fn in ipairs(oldfiles) do
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local short_fn
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if cwd then
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short_fn = vim.fn.fnamemodify(fn, ":.")
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else
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short_fn = vim.fn.fnamemodify(fn, ":~")
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end
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if #short_fn > target_width then
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short_fn = plenary_path.new(short_fn):shorten(1, { -2, -1 })
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if #short_fn > target_width then
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short_fn = plenary_path.new(short_fn):shorten(1, { -1 })
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end
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end
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local shortcut = tostring(i + start - 1)
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local file_button_el = file_button(fn, shortcut, short_fn)
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tbl[i] = file_button_el
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end
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return {
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type = "group",
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val = tbl,
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opts = {},
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}
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end
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local default_header = {
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type = "text",
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val = {
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[[███ ██ ███████ ██████ ██ ██ ██ ███ ███]],
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[[████ ██ ██ ██ ██ ██ ██ ██ ████ ████]],
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[[██ ██ ██ █████ ██ ██ ██ ██ ██ ██ ████ ██]],
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[[██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██]],
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[[██ ████ ███████ ██████ ████ ██ ██ ██]],
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-- [[ __ ]],
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-- [[ ___ ___ ___ __ __ /\_\ ___ ___ ]],
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-- [[ / _ `\ / __`\ / __`\/\ \/\ \\/\ \ / __` __`\ ]],
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-- [[/\ \/\ \/\ __//\ \_\ \ \ \_/ |\ \ \/\ \/\ \/\ \ ]],
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-- [[\ \_\ \_\ \____\ \____/\ \___/ \ \_\ \_\ \_\ \_\]],
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-- [[ \/_/\/_/\/____/\/___/ \/__/ \/_/\/_/\/_/\/_/]],
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},
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opts = {
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position = "center",
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hl = "Type",
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-- wrap = "overflow";
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},
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}
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local section_mru = {
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type = "group",
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val = {
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{
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type = "text",
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val = "Recent files",
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opts = {
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hl = "SpecialComment",
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shrink_margin = false,
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position = "center",
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},
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},
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{ type = "padding", val = 1 },
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{
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type = "group",
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val = function()
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return { mru(0, cdir) }
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end,
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opts = { shrink_margin = false },
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},
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},
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}
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local buttons = {
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type = "group",
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val = {
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{ type = "text", val = "Quick links", opts = { hl = "SpecialComment", position = "center" } },
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{ type = "padding", val = 1 },
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-- TODO: buttons should be added based on whether or not the relevant plugin is available
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dashboard.button("e", " New file", "<cmd>ene<CR>"), -- available all the time
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dashboard.button("SPC F", " Find file"), -- telescope
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dashboard.button("SPC ff", " Live grep"), -- telescope
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dashboard.button("SPC p", " Projects"), -- any project
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dashboard.button("q", " Quit", "<cmd>qa<CR>"), -- available all the time
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},
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position = "center",
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}
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local config = {
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layout = {
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{ type = "padding", val = 2 },
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default_header,
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{ type = "padding", val = 2 },
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section_mru,
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{ type = "padding", val = 2 },
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buttons,
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},
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opts = {
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margin = 5,
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setup = function()
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vim.cmd([[
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autocmd alpha_temp DirChanged * lua require('alpha').redraw()
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]])
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end,
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},
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}
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alpha.setup(config)
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vim.pluginRC.alpha = let
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setupOpts =
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if themeDefined
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then lib.generators.mkLuaInline "require'alpha.themes.${cfg.theme}'.config"
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else {
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inherit (cfg) layout opts;
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};
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in ''
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require('alpha').setup(${toLuaObject setupOpts})
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'';
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assertions = [
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{
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assertion = themeDefined || layoutDefined;
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message = ''
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One of 'theme' or 'layout' should be defined in Alpha configuration.
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'';
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}
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{
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assertion = !(themeDefined && layoutDefined);
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message = ''
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'theme' and 'layout' cannot be defined at the same time.
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'';
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}
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];
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};
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}
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