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path: root/lua/conf/plugins/gitsigns.lua
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local misc = require("core.misc")
local map = misc.map

return { "lewis6991/gitsigns.nvim",
  disable = not vim.fn.has("nvim-0.9.0"),
  function()
    local gs = require("gitsigns")

    gs.setup {
      signs = {
        add          = { text = "│" },
        change       = { text = "│" },
        delete       = { text = "-" },
        topdelete    = { text = "‾" },
        changedelete = { text = "~" },
        untracked    = { text = "┆" }
      },

      signcolumn = true,
      numhl      = false,
      linehl     = false,
      word_diff  = false,

      watch_gitdir = {
        interval = 1000,
        follow_files = true
      },

      attach_to_untracked = true,
      current_line_blame_formatter = "<author>, <author_time:%Y-%m-%d> - <summary>",

      preview_config = { border = vim.g.border_style },

      on_attach = function(bufnr)
        local opts = { buffer = bufnr }

        -- 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, buffer = bufnr })

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

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

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