dotfiles/.config/nvim/lua/custom/plugins/debug.lua

-- debug.lua
--
-- Shows how to use the DAP plugin to debug your code.
--
-- Primarily focused on configuring the debugger for Go, but can
-- be extended to other languages as well. That's why it's called
-- kickstart.nvim and not kitchen-sink.nvim ;)

return {
  'mfussenegger/nvim-dap',
  dependencies = {
    -- Creates a beautiful debugger UI
    'rcarriga/nvim-dap-ui',

    -- Installs the debug adapters for you
    'williamboman/mason.nvim',
    'jay-babu/mason-nvim-dap.nvim',

    -- Add your own debuggers here
    'leoluz/nvim-dap-go',
    'mfussenegger/nvim-dap-python',
    'nvim-neotest/nvim-nio'
  },
  config = function()
    local dap = require 'dap'
    local dapui = require 'dapui'

    dap.adapters["pwa-node"] = {
      type = "server",
      host = "localhost",
      port = "${port}",
      executable = {
        command = "node",
        args = { vim.fn.stdpath('data') .. '/mason/packages/js-debug-adapter' },
      }
    }

    dap.configurations.javascript = {
      {
        type = "pwa-node",
        request = "launch",
        name = "Launch file",
        program = "${file}",
        cwd = "${workspaceFolder}",
      },
    }

    dap.configurations.typescript = dap.configurations.javascript
    dap.configurations.typescriptreact = dap.configurations.javascript
    dap.configurations.javascriptreact = dap.configurations.javascript
    local function get_python_path()
      if vim.env.VIRTUAL_ENV then
        return vim.env.VIRTUAL_ENV .. "/bin/python"
      end
      return vim.fn.exepath("python3") or vim.fn.exepath("python") or "python"
    end

    local python_path = get_python_path()
    dap.test_runner = "pytest"
    dap.configurations.python = {
      {
        type = "python",
        request = "launch",
        name = "Launch file",
        program = "${file}",
        cwd = vim.fn.getcwd(),
        pythonPath = python_path,
      },
    }

    dap.adapters.gdb = {
      type = "executable",
      command = "gdb",
      args = { "-i", "dap" }
    }
    dap.configurations.c = {
      {
        name = "Launch",
        type = "gdb",
        request = "launch",
        program = vim.fn.getcwd() .. '/src/main.cpp',
        -- program = function()
        --   return vim.fn.input('Path to executable: ', vim.fn.getcwd() .. '/', 'file')
        -- end,
        cwd = "${workspaceFolder}",
        stopAtBeginningOfMainSubprogram = false,
      },
    }
    dap.configurations.cpp = dap.configurations.c

    require('mason-nvim-dap').setup {
      -- Makes a best effort to setup the various debuggers with
      -- reasonable debug configurations
      automatic_setup = true,

      -- You can provide additional configuration to the handlers,
      -- see mason-nvim-dap README for more information
      handlers = {},

      -- You'll need to check that you have the required things installed
      -- online, please don't ask me how to install them :)
      ensure_installed = {
        -- Update this to ensure that you have the debuggers for the langs you want
        'js-debug-adapter',
      },
    }

    -- Basic debugging keymaps, feel free to change to your liking!
    vim.keymap.set('n', '<F5>', dap.continue, { desc = 'Debug: Start/Continue' })
    vim.keymap.set('n', '<F7>', dap.step_over, { desc = 'Debug: Step Over' })
    vim.keymap.set('n', '<F8>', dap.step_into, { desc = 'Debug: Step Into' })
    vim.keymap.set('n', '<F9>', dap.step_out, { desc = 'Debug: Step Out' })
    vim.keymap.set('n', '<leader>bb', dap.toggle_breakpoint, { desc = 'Debug: Toggle Breakpoint', })
    vim.keymap.set('n', '<leader>bc', function()
      dap.set_breakpoint(vim.fn.input 'Breakpoint condition: ')
    end, { desc = 'Debug: Set Conditional Breakpoint' })

    -- Dap UI setup
    -- For more information, see |:help nvim-dap-ui|
    dapui.setup {
      -- Set icons to characters that are more likely to work in every terminal.
      --    Feel free to remove or use ones that you like more! :)
      --    Don't feel like these are good choices.
      icons = { expanded = '▾', collapsed = '▸', current_frame = '*' },
      controls = {
        icons = {
          pause = '⏸',
          play = '▶',
          step_into = '⏎',
          step_over = '⏭',
          step_out = '⏮',
          step_back = 'b',
          run_last = '▶▶',
          terminate = '⏹',
          disconnect = '⏏',
        },
      },
    }

    -- Toggle to see last session result. Without this, you can't see session output in case of unhandled exception.
    vim.keymap.set('n', '<F10>', dapui.toggle, { desc = 'Debug: See last session result.' })

    dap.listeners.after.event_initialized['dapui_config'] = dapui.open
    -- dap.listeners.before.event_terminated['dapui_config'] = dapui.close
    -- dap.listeners.before.event_exited['dapui_config'] = dapui.close

    -- golang
    require('dap-go').setup()

    -- python
    require("dap-python").setup(python_path)
  end,
}