dotfiles/.config/nvim/lua/completion.lua

require('plugins')
require('lsp')

packer.use 'https://github.com/hrsh7th/cmp-nvim-lsp'
packer.use 'https://github.com/hrsh7th/cmp-buffer'
packer.use 'https://github.com/hrsh7th/cmp-path'
packer.use 'https://github.com/hrsh7th/cmp-cmdline'
packer.use 'https://github.com/hrsh7th/cmp-nvim-lua'
packer.use {
    'https://github.com/hrsh7th/nvim-cmp',
    requires = 'https://github.com/neovim/nvim-lspconfig',
    config = function()
        local cmp = require'cmp'
        if (cmp == nil) then
            return
        end
        cmp.setup({
            snippet = {
                expand = function(args)
                    require('luasnip').lsp_expand(args.body)
                end,
            },
            window = {
                -- completion = cmp.config.window.bordered(),
                -- documentation = cmp.config.window.bordered(),
            },
            mapping = cmp.mapping.preset.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 = false }),
                ['<tab>'] = cmp.mapping.confirm({ select = true }),
            }),
            sources = cmp.config.sources({
                { name = 'nvim_lsp' },
                { name = 'luasnip' }, -- For luasnip users.
            }, {
                { name = 'buffer' },
            })
        })

        -- Set configuration for specific filetype.
        cmp.setup.filetype('gitcommit', {
            sources = cmp.config.sources({
                { name = 'cmp_git' },
            }, {
                { name = 'buffer' },
            })
        })

        -- Use buffer source for `/` (if you enabled `native_menu`, this won't work anymore).
        cmp.setup.cmdline('/', {
            mapping = cmp.mapping.preset.cmdline(),
            sources = {
                { name = 'buffer' }
            }
        })

        -- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
        cmp.setup.cmdline(':', {
            mapping = cmp.mapping.preset.cmdline(),
            sources = cmp.config.sources({
                { name = 'path' }
            }, {
                { name = 'cmdline' }
            })
        })

        -- setup lspconfig
        local capabilities = require('cmp_nvim_lsp').update_capabilities(
            vim.lsp.protocol.make_client_capabilities())
        -- add for each enabled lsp server
        require('lspconfig')['clangd'].setup {
            capabilities = capabilities
        }
        require('lspconfig')['sumneko_lua'].setup {
            capabilities = capabilities
        }
        require('lspconfig')['pylsp'].setup {
            capabilities = capabilities
        }
        require('lspconfig')['lemminx'].setup {
            capabilities = capabilities
        }
        require('lspconfig')['html'].setup {
            capabilities = capabilities
        }
        require('lspconfig')['cssls'].setup {
            capabilities = capabilities
        }
        require('lspconfig')['eslint'].setup {
            capabilities = capabilities
        }
        require('lspconfig')['jsonls'].setup {
            capabilities = capabilities
        }

        cmp.setup.filetype('lua', {
            sources = cmp.config.sources({
                { name = 'nvim_lua' },
            }, {
                { name = 'buffer' },
            })
        })
    end
}