From 2cb9af61acfda466b747e5b18c947d1538c1240e Mon Sep 17 00:00:00 2001
From: Jean-Pierre Appel <jeanpierre.appel01@gmail.com>
Date: Mon, 15 Jan 2024 16:15:05 -0500
Subject: refactor: setup completions less insanely

---
 nvim/lua/plugins/harpoon.lua  | 26 +++++++++++-----
 nvim/lua/plugins/init.lua     | 15 ---------
 nvim/lua/plugins/nvim-cmp.lua | 72 ++++++++++++++++++++++++++++++++++++++++++-
 3 files changed, 90 insertions(+), 23 deletions(-)

(limited to 'nvim')

diff --git a/nvim/lua/plugins/harpoon.lua b/nvim/lua/plugins/harpoon.lua
index 061ca9e..123b5db 100644
--- a/nvim/lua/plugins/harpoon.lua
+++ b/nvim/lua/plugins/harpoon.lua
@@ -6,41 +6,53 @@ return {
         require("harpoon"):setup()
     end,
     keys = {
-        {"<leader><cr>", function()
+        {
+            "<leader><cr>",
+            function()
                 local harpoon = require("harpoon")
                 harpoon.ui:toggle_quick_menu(harpoon:list())
             end,
             desc = "Open Harpoon Quickmenu"
         },
-        {"<leader>m", function()
+        {
+            "<leader>m",
+            function()
                 local harpoon = require("harpoon")
                 harpoon:list():append()
             end,
             desc = "Add file to harpoon"
         },
-        {"<leader>1", function()
+        {
+            "<leader>1",
+            function()
                 local harpoon = require("harpoon")
                 harpoon:list():select(1)
             end,
             desc = "Navigate to the first file"
         },
-        {"<leader>2", function()
+        {
+            "<leader>2",
+            function()
                 local harpoon = require("harpoon")
                 harpoon:list():select(2)
             end,
             desc = "Navigate to the second file"
         },
-        {"<leader>3", function()
+        {
+            "<leader>3",
+            function()
                 local harpoon = require("harpoon")
                 harpoon:list():select(3)
             end,
             desc = "Navigate to the third file"
         },
-        {"<leader>4", function()
+        {
+            "<leader>4",
+            function()
                 local harpoon = require("harpoon")
                 harpoon:list():select(4)
             end,
             desc = "Navigate to the fourth file"
         },
-        }
+    }
 }
diff --git a/nvim/lua/plugins/init.lua b/nvim/lua/plugins/init.lua
index 5c90a28..92e3b5f 100644
--- a/nvim/lua/plugins/init.lua
+++ b/nvim/lua/plugins/init.lua
@@ -3,21 +3,6 @@ return {
     -- common dependacy
     "nvim-lua/plenary.nvim",
 
-    -- completion
-    -- TODO:config completion and setup binds
-    'hrsh7th/nvim-cmp',
-    {
-        'hrsh7th/cmp-nvim-lsp',
-        dependencies = { {'hrsh7th/nvim-cmp'}, {'neovim/nvim-lspconfig'} }
-    },
-    {
-        'hrsh7th/cmp-path',
-        dependencies = { 'hrsh7th/nvim-cmp' }
-    },
-    {
-        'kdheepak/cmp-latex-symbols',
-        dependencies = { 'hrsh7th/nvim-cmp' }
-    },
 
     {
         'numToStr/Comment.nvim', -- faster commentting
diff --git a/nvim/lua/plugins/nvim-cmp.lua b/nvim/lua/plugins/nvim-cmp.lua
index 32285bf..b560732 100644
--- a/nvim/lua/plugins/nvim-cmp.lua
+++ b/nvim/lua/plugins/nvim-cmp.lua
@@ -216,4 +216,74 @@ function user.insert_tab()
   )
 end
 
-return Plugins
+-- return Plugins
+
+return {
+    {
+        "L3MON4D3/LuaSnip",
+        version = "v2.*",
+        build = "make install_jsregexp"
+    },
+    -- completion sources
+    {
+        'hrsh7th/cmp-path',
+    },
+    {
+        'saadparwaiz1/cmp_luasnip'
+    },
+    { -- TODO: lazy load on filtetype
+        'hrsh7th/cmp-nvim-lua'
+    },
+    {
+        -- TODO: lazy load on lsp load
+        'hrsh7th/cmp-nvim-lsp',
+        dependencies= {
+            'neovim/nvim-lspconfig'
+        },
+    },
+    {
+        'hrsh7th/cmp-buffer',
+    },
+    {
+        'hrsh7th/nvim-cmp',
+        config = function()
+            local cmp = require('cmp')
+            cmp.setup({
+                snippet = {
+                    expand = function(args)
+                        require('luasnip').lsp_expand(args.body)
+                    end
+                },
+                sources = {
+                    { name = 'nvim_lsp', keyword_length = 3 },
+                    { name = 'luasnip', keyword_length = 2 },
+                    { name = 'path' },
+                    { name = 'nvim_lua' },
+                    { name = 'buffer', keyword_length = 3 }
+                    -- TODO: add more sources
+                },
+                window = {
+                    -- TODO: style cmp windows
+                    completion = cmp.config.window.bordered(),
+                    documentation = cmp.config.window.bordered()
+                },
+                mapping = cmp.mapping.preset.insert({
+                    ['<C-k>'] = cmp.mapping.scroll_docs(-5),
+                    ['<C-j>'] = cmp.mapping.scroll_docs(5),
+                    ['<TAB>'] = cmp.mapping(function(fallback)
+                        if cmp.visible() then
+                            cmp.confirm({select = true })
+                        else
+                            fallback()
+                        end
+                    end, {'i', 's'})
+                })
+            })
+        end
+    },
+
+    -- {
+    --     'kdheepak/cmp-latex-symbols',
+    --     dependencies = { 'hrsh7th/nvim-cmp' }
+    -- },
+}
-- 
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