From 45ea8843cbb29f2b0dc84a3201219778293cc714 Mon Sep 17 00:00:00 2001
From: Thies Lennart Alff <lennart.alff@gmail.com>
Date: Fri, 29 Sep 2023 16:15:55 +0200
Subject: [PATCH] do not rely on lsp-zero

---
 after/plugin/lsp.lua      | 111 +++++++++++++++++++++++++-------------
 lua/lennartalff/remap.lua |   7 +--
 2 files changed, 75 insertions(+), 43 deletions(-)

diff --git a/after/plugin/lsp.lua b/after/plugin/lsp.lua
index 83ccf0e..cb0e739 100644
--- a/after/plugin/lsp.lua
+++ b/after/plugin/lsp.lua
@@ -1,61 +1,96 @@
+local lspconfig = require('lspconfig')
+local lsp_defaults = lspconfig.util.default_config
+
+lsp_defaults.capabilities = vim.tbl_deep_extend(
+    'force',
+    lsp_defaults.capabilities,
+    require('cmp_nvim_lsp').default_capabilities()
+)
+
+vim.api.nvim_create_autocmd('LspAttach', {
+    desc = 'LSP actions',
+    callback = function(event)
+        local opts = { buffer = event.buf }
+        vim.keymap.set('n', '<leader>i', '<cmd>lua vim.lsp.buf.hover()<cr>', opts)
+        vim.keymap.set('n', 'gd', '<cmd>lua vim.lsp.buf.definition()<cr>', opts)
+        vim.keymap.set('n', 'gD', '<cmd>lua vim.lsp.buf.declaration()<cr>', opts)
+        vim.keymap.set('n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<cr>', opts)
+        vim.keymap.set('n', 'go', '<cmd>lua vim.lsp.buf.type_definition()<cr>', opts)
+        vim.keymap.set('n', 'gr', '<cmd>lua vim.lsp.buf.references()<cr>', opts)
+        vim.keymap.set('n', 'gs', '<cmd>lua vim.lsp.buf.signature_help()<cr>', opts)
+        vim.keymap.set('n', '<leader>r', '<cmd>lua vim.lsp.buf.rename()<cr>', opts)
+        vim.keymap.set('n', '<leader>f', '<cmd>lua vim.lsp.buf.format({async=true})<cr>', opts)
+        vim.keymap.set('n', '<leader>ca', '<cmd>lua vim.lsp.buf.code_action()<cr>', opts)
+        vim.keymap.set('n', 'gl', '<cmd>lua vim.diagnostic.open_float()<cr>', opts)
+        vim.keymap.set('n', '[d', '<cmd>lua vim.diagnostic.goto_prev()<cr>', opts)
+        vim.keymap.set('n', ']d', '<cmd>lua vim.diagnostic.goto_next()<cr>', opts)
+    end
+})
+
+local default_setup = function(server)
+    lspconfig[server].setup({})
+end
+
 require('mason').setup({
     ui = {
         border = 'rounded'
     }
 })
 -- Install language servers
-require('mason-lspconfig').setup {
+require('mason-lspconfig').setup({
     ensure_installed = {
         'lua_ls', 'clangd', 'pylsp', 'yamlls'
-    }
-}
-local lsp = require('lsp-zero').preset({
-    manage_nvim_cmp = {
-        set_sources = 'lsp',
-        set_basic_mappings = true,
-        set_extra_mappings = false,
-        use_luasnip = true,
-        set_format = true,
-        documentation_window = true,
-    }
+    },
+    handlers = {
+        default_setup,
+        pylsp = function()
+            require('lspconfig').pylsp.setup({
+                settings = {
+                    pylsp = {
+                        plugins = {
+                            flake8 = { enabled = true },
+                            autopep8 = { enabled = false },
+                            yapf = {
+                                enabled = true,
+                            },
+                            isort = { enabled = true },
+                        }
+                    }
+                }
+            })
+        end
+    },
 })
 
-lsp.on_attach(function(client, bufnr)
-    lsp.default_keymaps({ buffer = bufnr })
-end)
-
--- (Optional) Configure lua language server for neovim
-require('lspconfig').lua_ls.setup(lsp.nvim_lua_ls())
-
-lsp.setup()
-
 local cmp = require('cmp')
-local cmp_action = require('lsp-zero').cmp_action()
 
--- configure auto complete key
 cmp.setup({
-    mapping = {
-        ['<Tab>'] = cmp_action.tab_complete(),
-        ['<S-Tab>'] = cmp_action.select_prev_or_fallback(),
+    sources = {
+        { name = 'nvim_lsp' },
+    },
+    mapping = cmp.mapping.preset.insert({
+        ['<Tab>'] = cmp.mapping(function(fallback)
+            if cmp.visible() then
+                cmp.select_next_item()
+            else
+                fallback()
+            end
+        end),
+        ['<S-Tab>'] = cmp.mapping(function(fallback)
+            if cmp.visible() then
+                cmp.select_prev_item()
+            else
+                fallback()
+            end
+        end),
         ['<C-e>'] = cmp.mapping.abort(),
         ['<C-space>'] = cmp.mapping.complete(),
         ['<C-j>'] = cmp.mapping.scroll_docs(1),
         ['<C-k>'] = cmp.mapping.scroll_docs(-1),
         ['<CR>'] = cmp.mapping.confirm({ select = false }),
-    },
+    }),
     window = {
         completion = cmp.config.window.bordered(),
         documentation = cmp.config.window.bordered(),
     },
 })
-
-require('lspconfig').pylsp.setup {
-    settings = {
-        pylsp = {
-            plugins = {
-                autopep8 = { enabled = false },
-                yapf = { enabled = true, args = '--style={based_on_style: google column_limit: 80}' },
-            }
-        }
-    }
-}
diff --git a/lua/lennartalff/remap.lua b/lua/lennartalff/remap.lua
index 596ab06..c5a34aa 100644
--- a/lua/lennartalff/remap.lua
+++ b/lua/lennartalff/remap.lua
@@ -28,14 +28,11 @@ vim.keymap.set('n', '<leader>f', function()
 end)
 
 -- quickfix navigation
-vim.keymap.set('n', '<C-j>', '<cmd>cnext<CR>zz')
-vim.keymap.set('n', '<C-k>', '<cmd>cprev<CR>zz')
+-- vim.keymap.set('n', '<C-j>', '<cmd>cnext<CR>zz')
+-- vim.keymap.set('n', '<C-k>', '<cmd>cprev<CR>zz')
 vim.keymap.set('n', '<leader>j', '<cmd>lnext<CR>zz')
 vim.keymap.set('n', '<leader>k', '<cmd>lprev<CR>zz')
 
-vim.keymap.set('n', '<leader>i', vim.lsp.buf.hover)
-vim.keymap.set('n', '<leader>r', vim.lsp.buf.rename)
-
 vim.keymap.set('n', '<leader>dq', vim.diagnostic.setqflist)
 local function quickfix()
     vim.lsp.buf.code_action({