nixos/home/tui/config/nvim/lua/plugins/gitsigns.lua

return {
    "lewis6991/gitsigns.nvim",
    event = { "BufReadPre", "BufNewFile" },
    config = true,
    opts = {
        signcolumn = true,
        numhl = true,
        linehl = false,
        current_line_blame = true,
        word_diff = false,
        on_attach = function(bufnr)
            local gs = package.loaded.gitsigns

            local function map(mode, l, r, opts)
                opts = opts or {}
                opts.buffer = bufnr
                vim.keymap.set(mode, l, r, opts)
            end

            -- Navigation
            map("n", "]c", function()
                if vim.wo.diff then return "]c" end
                vim.schedule(function() gs.next_hunk() end)
                return "<Ignore>"
            end, { expr = true })

            map("n", "[c", function()
                if vim.wo.diff then return "[c" end
                vim.schedule(function() gs.prev_hunk() end)
                return "<Ignore>"
            end, { expr = true })

            -- Actions
            map({ "n", "v" }, "<leader>hs", ":Gitsigns stage_hunk<CR>")
            map({ "n", "v" }, "<leader>hr", ":Gitsigns reset_hunk<CR>")
            map("n", "<leader>hS", gs.stage_buffer)
            map("n", "<leader>hu", gs.undo_stage_hunk)
            map("n", "<leader>hR", gs.reset_buffer)
            map("n", "<leader>hp", gs.preview_hunk)
            map("n", "<leader>hb", function() gs.blame_line { full = true } end)
            map("n", "<leader>tb", gs.toggle_current_line_blame)
            map("n", "<leader>hd", gs.diffthis)
            map("n", "<leader>hD", function() gs.diffthis "~" end)
            map("n", "<leader>td", gs.toggle_deleted)

            -- Text object
            map({ "o", "x" }, "ih", ":<C-U>Gitsigns select_hunk<CR>")
        end,
    },
}