snacks.lua

local M = {
    "folke/snacks.nvim",
    priority = 1000,
}

M.config = function()
    -- Quick health check (all local, fast)
    local checks = {
        { "node", vim.fn.executable("node") == 1 },
        { "python", vim.fn.executable("python3") == 1 or vim.fn.executable("python") == 1 },
        { "rg", vim.fn.executable("rg") == 1 },
        { "tree-sitter", vim.fn.executable("tree-sitter") == 1 },
        { "rust", vim.fn.executable("rustc") == 1 },
        { "git", vim.fn.executable("git") == 1 },
    }
    local health_parts = {}
    for _, c in ipairs(checks) do
        table.insert(health_parts, (c[2] and "✓" or "✗") .. " " .. c[1])
    end
    local health_line = table.concat(health_parts, "  ")

    -- Config git status (async fetch for accuracy, like :ConfigNews)
    local config_dir = vim.fn.stdpath("config")
    local git_line = "Checking for config updates…"

    -- `:intro` text (version + open-source lines). The logo above is rendered as
    -- separate sections so its two colors can be highlighted like vanilla.
    local v = vim.version()
    local header = table.concat({
        "NVIM " .. string.format("v%d.%d.%d", v.major, v.minor, v.patch),
        "",
        "Nvim is open source and freely distributable",
        "https://neovim.io/#chat",
    }, "\n")

    require("snacks").setup({
        dashboard = {
            enabled = true,
            preset = { header = header },
            sections = {
                -- Vanilla :intro logo: first pillar = Special (pink), rest = String (green)
                { text = { { "│", hl = "Special" }, { " ╲ ││", hl = "String" } }, align = "center" },
                { text = { { "││", hl = "Special" }, { "╲╲││", hl = "String" } }, align = "center" },
                { text = { { "││", hl = "Special" }, { " ╲ │", hl = "String" } }, align = "center" },
                { padding = 1 },
                { section = "header" },
                { padding = 1 },
                { text = health_line, align = "center" },
                { text = git_line, align = "center" },
                { section = "startup" },
            },
        },
        styles = {
            snacks_image = {
                relative = "editor",
                col = -1,
                row = 2,
            },
        },
        -- @WARN: NEVER INCLUDE THIS. IT IS JUST SLOW
        --  quickfile = {
        --      enabled = true,
        --  },
        animate = {},
        indent = {
            enabled = true,
        },
        input = {
            border = "rounded",
        },
        image = {
            enabled = true,
            doc = {
                inline = false,
                float = true,
            },
            convert = {
                notify = false,
            },
        },
        picker = {
            enabled = true,
            layout = {
                width = 0.9,
                --reverse = true,
                --layout = {
                --    box = "horizontal",
                --    backdrop = false,
                --    width = 0.9,
                --    height = 0.9,
                --    border = "none",
                --    {
                --        box = "vertical",
                --        {
                --            win = "list",
                --            title = " Results ",
                --            title_pos = "center",
                --            border = "rounded"
                --        },
                --        {
                --            win = "input",
                --            height = 1,
                --            border = "rounded",
                --            title = "{title} {live} {flags}",
                --            title_pos = "center"
                --        },
                --    },
                --    {
                --        win = "preview",
                --        title = "{preview:Preview}",
                --        width = 0.50,
                --        border = "rounded",
                --        title_pos = "center",
                --    },
                --},
            },
        },
    })

    -- Async fetch + behind count to update dashboard accurately
    vim.system({ "git", "-C", config_dir, "fetch", "origin" }, {}, function(_)
        vim.system(
            { "git", "-C", config_dir, "rev-list", "HEAD..origin/master", "--count" },
            {},
            vim.schedule_wrap(function(result)
                local count = tonumber(result.stdout and result.stdout:gsub("%s+", "")) or 0
                local new_text = count > 0 and string.format("Config is %d commit(s) behind  —  :ConfigNews", count)
                    or "Config is up to date"
                for _, buf in ipairs(vim.api.nvim_list_bufs()) do
                    if vim.api.nvim_buf_is_valid(buf) and vim.bo[buf].filetype == "snacks_dashboard" then
                        local lines = vim.api.nvim_buf_get_lines(buf, 0, -1, false)
                        for i, line in ipairs(lines) do
                            if line:find("Checking for config updates") or line:find("Config is") then
                                local win = vim.fn.bufwinid(buf)
                                local width = win ~= -1 and vim.api.nvim_win_get_width(win) or vim.o.columns
                                local pad = math.max(0, math.floor((width - #new_text) / 2))
                                local padded = string.rep(" ", pad) .. new_text
                                vim.bo[buf].modifiable = true
                                vim.api.nvim_buf_set_lines(buf, i - 1, i, false, { padded })
                                vim.bo[buf].modifiable = false
                                return
                            end
                        end
                    end
                end
            end)
        )
    end)

    -- redirect :marks and :registers to snacks picker
    vim.cmd([[
        cnoreabbrev <expr> marks getcmdtype() == ':' && getcmdline() == 'marks' ? 'lua require("snacks").picker.marks()' : 'marks'
        cnoreabbrev <expr> registers getcmdtype() == ':' && getcmdline() == 'registers' ? 'lua require("snacks").picker.registers()' : 'registers'
        cnoreabbrev <expr> reg getcmdtype() == ':' && getcmdline() == 'reg' ? 'lua require("snacks").picker.registers()' : 'reg'
    ]])
end

return M