local M = {}

M.config = function()
    -- Mapping
    local opts = { noremap = true, silent = true }
    local kms = vim.keymap.set
    kms('n', '<leader>e', vim.diagnostic.open_float, opts)
    kms('n', '[d', function() vim.diagnostic.jump({ count = 1, float = true }) end, opts)
    kms('n', ']d', function() vim.diagnostic.jump({ count = -1, float = true }) end, opts)
    kms('n', '<leader>q', vim.diagnostic.setloclist, opts)

    vim.lsp.config('*', {
        capabilities = require('cmp_nvim_lsp').default_capabilities(),
        on_attach = function(_, bufnr)
            -- Enable completion triggered by <c-x><c-o>
            vim.api.nvim_set_option_value('omnifunc', 'v:lua.vim.lsp.omnifunc', { buf = bufnr })

            -- Mappings.
            -- See `:help vim.lsp.*` for documentation on any of the below functions
            local bufopts = { noremap = true, silent = true, buffer = bufnr }
            local kms = vim.keymap.set
            -- goto *
            kms('n', 'gD', vim.lsp.buf.declaration, bufopts)
            kms('n', 'gd', vim.lsp.buf.definition, bufopts)
            kms('n', 'gr', vim.lsp.buf.references, bufopts)
            kms('n', 'gi', vim.lsp.buf.implementation, bufopts)
            --kms('n', '<leader>D', vim.lsp.buf.type_definition, bufopts)
            -- show info
            kms('n', 'K', vim.lsp.buf.hover, bufopts)
            kms('n', '<C-k>', vim.lsp.buf.signature_help, bufopts)
            -- Workspace
            kms('n', '<leader>wa', vim.lsp.buf.add_workspace_folder, bufopts)
            kms('n', '<leader>wr', vim.lsp.buf.remove_workspace_folder, bufopts)
            kms('n', '<leader>wl', function()
                print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
            end, bufopts)
            -- operation
            kms('n', '<leader>rn', vim.lsp.buf.rename, bufopts)
            kms('n', '<leader>ca', vim.lsp.buf.code_action, bufopts)
            kms('n', '<leader>f', function() vim.lsp.buf.format { async = true } end, bufopts)
        end,
    })

    vim.lsp.config('lua_ls', {
        --cmd = { 'lua-language-server.cmd' },
        on_init = function(client)
            if client.workspace_folders then
                local path = client.workspace_folders[1].name
                if
                    path ~= vim.fn.stdpath('config')
                    and (vim.uv.fs_stat(path .. '/.luarc.json') or vim.uv.fs_stat(path .. '/.luarc.jsonc'))
                then
                    return
                end
            end

            client.config.settings.Lua = vim.tbl_deep_extend('force', client.config.settings.Lua, {
                runtime = {
                    -- Tell the language server which version of Lua you're using (most
                    -- likely LuaJIT in the case of Neovim)
                    version = 'LuaJIT',
                    -- Tell the language server how to find Lua modules same way as Neovim
                    -- (see `:h lua-module-load`)
                    path = {
                        'lua/?.lua',
                        'lua/?/init.lua',
                    },
                },
                -- Make the server aware of Neovim runtime files
                workspace = {
                    checkThirdParty = false,
                    library = {
                        vim.env.VIMRUNTIME,
                        -- Depending on the usage, you might want to add additional paths
                        -- here.
                        -- '${3rd}/luv/library',
                        -- '${3rd}/busted/library',
                    },
                    -- Or pull in all of 'runtimepath'.
                    -- NOTE: this is a lot slower and will cause issues when working on
                    -- your own configuration.
                    -- See https://github.com/neovim/nvim-lspconfig/issues/3189
                    -- library = vim.api.nvim_get_runtime_file('', true),
                },
            })
        end,
    })
    vim.lsp.enable('lua_ls')

    vim.lsp.enable('rust_analyzer')

    vim.lsp.config('powershell_es', {
        bundle_path = 'D:/DevKits/SDKs/LSP/MasonManaged/packages/powershell-editor-services',
        shell = 'powershell.exe',
    })
    vim.lsp.enable('powershell_es')

    vim.lsp.config('jsonls', {
        capabilities = setmetatable({
            textDocument = { completion = { completionItem = { snippetSupport = true } } }
        }, {
            __index = require('cmp_nvim_lsp').default_capabilities()
        }),
        cmd = { 'node.exe', 'D:/DevKits/SDKs/LSP/MasonManaged/packages/json-lsp/node_modules/vscode-langservers-extracted/bin/vscode-json-language-server', '--stdio' },
    })
    vim.lsp.enable('jsonls')
end