From 52584d61e9186529905cea6468e303653c08a13c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ensar=20Saraj=C4=8Di=C4=87?= <es.ensar@gmail.com>
Date: Wed, 3 Mar 2021 18:07:02 +0100
Subject: [PATCH] Prepare nvim.dap for python

---
 .../config/nvim/after/ftplugin/gitcommit.vim  |  6 +--
 .../config/nvim/after/ftplugin/python.vim     |  6 ++-
 symlinks/config/nvim/lua/plugin/dap.lua       | 52 +++++++++++++++++++
 3 files changed, 60 insertions(+), 4 deletions(-)

diff --git a/symlinks/config/nvim/after/ftplugin/gitcommit.vim b/symlinks/config/nvim/after/ftplugin/gitcommit.vim
index 19915a8..9b64d11 100644
--- a/symlinks/config/nvim/after/ftplugin/gitcommit.vim
+++ b/symlinks/config/nvim/after/ftplugin/gitcommit.vim
@@ -1,4 +1,4 @@
-set textwidth=72
-set spell
-set cc=+1
+setlocal textwidth=72
+setlocal spell
+setlocal cc=+1
 let b:undo_ftplugin .= '|setlocal textwidth< spell< cc<'
diff --git a/symlinks/config/nvim/after/ftplugin/python.vim b/symlinks/config/nvim/after/ftplugin/python.vim
index 3e80fcc..6cea5de 100644
--- a/symlinks/config/nvim/after/ftplugin/python.vim
+++ b/symlinks/config/nvim/after/ftplugin/python.vim
@@ -4,4 +4,8 @@
 
 " Without this, weird issues occurred with asdf + direnv + python virtualenv
 setlocal shell=/bin/sh
-let b:undo_ftplugin .= "|setlocal shell<"
+
+setlocal textwidth=79
+setlocal cc=+1
+
+let b:undo_ftplugin .= "|setlocal shell< textwidth< cc<"
diff --git a/symlinks/config/nvim/lua/plugin/dap.lua b/symlinks/config/nvim/lua/plugin/dap.lua
index 043037d..aea6df2 100644
--- a/symlinks/config/nvim/lua/plugin/dap.lua
+++ b/symlinks/config/nvim/lua/plugin/dap.lua
@@ -10,5 +10,57 @@ dap.adapters.python = {
 	args = { '-m', 'debugpy.adapter' };
 }
 
+dap.configurations.python = {
+  {
+    -- The first three options are required by nvim-dap
+    type = 'python'; -- the type here established the link to the adapter definition: `dap.adapters.python`
+    request = 'launch';
+    name = "Launch file";
+
+
+    program = "${file}"; -- This configuration will launch the current file if used.
+  },
+}
+
 -- Nvim DAP Treesitter integration
 vim.g.dap_virtual_text = true
+
+-- Keymaps
+local function set_keymap(...) vim.api.nvim_set_keymap(...) end
+
+default_opts = {noremap = true, silent = true}
+set_keymap('n', '<Leader>db', "<cmd>lua require'dap'.toggle_breakpoint()<CR>", default_opts)
+set_keymap('n', '<Leader>dc', "<cmd>lua require'dap'.continue()<CR>", default_opts)
+set_keymap('n', '<Leader>dso', "<cmd>lua require'dap'.step_over()<CR>", default_opts)
+set_keymap('n', '<Leader>dsi', "<cmd>lua require'dap'.step_into()<CR>", default_opts)
+set_keymap('n', '<Leader>dro', "<cmd>lua require'dap'.open()<CR>", default_opts)
+
+-- Debugger Hover map
+local api = vim.api
+local keymap_restore = {}
+dap.custom_event_handlers['event_initialized']['me'] = function()
+  for _, buf in pairs(api.nvim_list_bufs()) do
+    local keymaps = api.nvim_buf_get_keymap(buf, 'n')
+    for _, keymap in pairs(keymaps) do
+      if keymap.lhs == "K" then
+        table.insert(keymap_restore, keymap)
+        api.nvim_buf_del_keymap(buf, 'n', 'K')
+      end
+    end
+  end
+  api.nvim_set_keymap(
+    'n', 'K', '<Cmd>lua require("dap.ui.variables").hover()<CR>', { silent = true })
+end
+
+dap.custom_event_handlers['event_terminated']['me'] = function()
+  for _, keymap in pairs(keymap_restore) do
+    api.nvim_buf_set_keymap(
+      keymap.buffer,
+      keymap.mode,
+      keymap.lhs,
+      keymap.rhs,
+      { silent = keymap.silent == 1 }
+    )
+  end
+  keymap_restore = {}
+end