local cmp = require("cmp")

return {
  {
    "hrsh7th/nvim-cmp",
    dependencies = {
      {
        "petertriho/cmp-git",
      },
      {
        "amarakon/nvim-cmp-fonts",
      },
      {
        "hrsh7th/cmp-emoji",
      },
      {
        "lukas-reineke/cmp-under-comparator",
      },
      {
        "chrisgrieser/cmp-nerdfont",
      },
      {
        "lukas-reineke/cmp-rg",
      },
    },
    keys = {
      { "<leader>ciC", ":CmpStatus<CR>", desc = "Cmp Status" },
    },
    opts = function(_, opts)
      opts.sources = cmp.config.sources(vim.list_extend(opts.sources, {
        { name = "emoji" },
        { name = "git" },
        { name = "fonts", option = { space_filter = "-" } },
        { name = "nerdfont" },
        { name = "rg", keyword_length = 3 },
      }))
      opts.mapping = cmp.mapping.preset.insert({
        ["<C-j>"] = cmp.mapping.select_next_item({ behavior = cmp.SelectBehavior.Insert }),
        ["<C-k>"] = cmp.mapping.select_prev_item({ behavior = cmp.SelectBehavior.Insert }),
        ["<C-n>"] = cmp.mapping.select_next_item({ behavior = cmp.SelectBehavior.Insert }),
        ["<C-p>"] = cmp.mapping.select_prev_item({ behavior = cmp.SelectBehavior.Insert }),
        ["<C-b>"] = cmp.mapping.scroll_docs(-4),
        ["<C-f>"] = cmp.mapping.scroll_docs(4),
        ["<C-Space>"] = cmp.mapping.complete(),
        ["<C-e>"] = cmp.mapping.abort(),
        ["<CR>"] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
        ["<S-CR>"] = cmp.mapping.confirm({
          behavior = cmp.ConfirmBehavior.Replace,
          select = true,
        }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
        ["<C-CR>"] = function(fallback)
          cmp.abort()
          fallback()
        end,
      })
      opts.window = {
        completion = cmp.config.window.bordered(),
        documentation = cmp.config.window.bordered(),
      }
      opts.sorting = {
        comparators = {
          cmp.config.compare.offset,
          cmp.config.compare.exact,
          cmp.config.compare.score,
          require("cmp-under-comparator").under,
          cmp.config.compare.kind,
          cmp.config.compare.sort_text,
          cmp.config.compare.length,
          cmp.config.compare.order,
        },
      }
    end,
  },
}