local TOOLCHAIN = require('toolchain')

return {
    {
        'williamboman/mason.nvim',
        lazy = false,
        config = function() require('mason').setup() end,
    },
    {
        'williamboman/mason-lspconfig.nvim',
        lazy = false,
        opts = {
            auto_install = true,
        },
        config = function()
            require('mason-lspconfig').setup({
                ensure_installed = TOOLCHAIN.lsp_requriemts,
            })
        end,
    },
    {
        'neovim/nvim-lspconfig',
        lazy = false,
        config = function()
            -- Setup --
            local capabilities = require('cmp_nvim_lsp').default_capabilities()
            local lspconfig = require('lspconfig')

            for _, lsp in ipairs(TOOLCHAIN.language_servers) do
                lsp.setup(lspconfig, capabilities)
            end

            -- Keybinding --
            vim.keymap.set(
                'n',
                '<leader>cd',
                vim.lsp.buf.hover,
                { desc = 'Show Code Definition' }
            )
            vim.keymap.set(
                'n',
                '<leader>gd',
                vim.lsp.buf.definition,
                { desc = 'Go to Definition' }
            )
            vim.keymap.set(
                'n',
                '<leader>gr',
                vim.lsp.buf.references,
                { desc = 'Go to References' }
            )
            vim.keymap.set(
                'n',
                '<leader>ca',
                vim.lsp.buf.code_action,
                { desc = 'Do Code Actions' }
            )
        end,
    },
    {
        'nvimtools/none-ls.nvim',
        dependencies = {
            'nvim-lua/plenary.nvim',
            'nvimtools/none-ls-extras.nvim',
        },
        config = function()
            -- Setup --
            local null_ls = require('null-ls')

            local null_ls_sources = {}
            for _, setup_function in ipairs(TOOLCHAIN.diagnostics) do
                local conf = setup_function(null_ls)
                if #conf ~= 0 then
                    for _, _conf in pairs(conf) do
                        table.insert(null_ls_sources, _conf)
                    end
                end
            end

            null_ls.setup({
                sources = null_ls_sources,
            })

            -- Keybinding --
            vim.keymap.set(
                'n',
                '<leader>fc',
                vim.lsp.buf.format,
                { desc = 'Format Code' }
            )
        end,
    },
    {
        'nvimdev/lspsaga.nvim',
        after = 'nvim-lspconfig',
        dependencies = {
            'nvim-treesitter/nvim-treesitter',
            'nvim-tree/nvim-web-devicons',
        },
        config = function()
            require('lspsaga').setup({})

            -- Keybinding --
            vim.keymap.set(
                'n',
                '<leader>cr',
                ':Lspsaga rename<CR>',
                { desc = 'Rename Variable' }
            )
            vim.keymap.set(
                'n',
                '<leader>cp',
                ':Lspsaga peek_definition<CR>',
                { desc = 'Peek Code Definition' }
            )
        end,
    },
}