---@diagnostic disable: param-type-mismatch
local function get_arguments()
  local function get()
    vim.ui.input({ prompt = "Args: " }, function(input)
      return vim.split(input or "", " ") ---@diagnostic disable-line: missing-parameter
    end)
  end

  local co = coroutine.running()
  if co then
    return coroutine.create(function()
      local args = get()
      coroutine.resume(co, args)
    end)
  else
    return get()
  end
end

return {
  adapter = function(callback, config)
    local handle, pid_or_err
    local stdout = vim.loop.new_pipe(false)
    local host = config.host or "127.0.0.1"
    local port = config.port or "38697"
    local addr = string.format("%s:%s", host, port)
    local opts = {
      stdio = { nil, stdout },
      args = { "dap", "-l", addr },
      detached = true,
    }

    handle, pid_or_err = vim.loop.spawn("dlv", opts, function(code)
      stdout:close()
      handle:close()
      if code ~= 0 then
        print("dlv exited with code", code)
      end
    end)

    assert(handle, "Error running dlv: " .. tostring(pid_or_err))
    stdout:read_start(function(err, chunk)
      assert(not err, err)
      if chunk then
        vim.schedule(function()
          require("dap.repl").append(chunk)
        end)
      end
    end)

    -- Wait for delve to start
    vim.defer_fn(function()
      callback { type = "server", host = "127.0.0.1", port = port }
    end, 100)
  end,
  configuration = {
    {
      type = "go",
      name = "Debug",
      request = "launch",
      program = "${file}",
    },
    {
      type = "go",
      name = "Debug (Arguments)",
      request = "launch",
      program = "${file}",
      args = get_arguments,
    },
    {
      type = "go",
      name = "Debug Package",
      request = "launch",
      program = "${fileDirname}",
    },
    {
      type = "go",
      name = "Attach",
      mode = "local",
      request = "attach",
      processId = require("dap.utils").pick_process,
    },
    {
      type = "go",
      name = "Debug test",
      request = "launch",
      mode = "test",
      program = "${file}",
    },
    {
      type = "go",
      name = "Debug test (go.mod)",
      request = "launch",
      mode = "test",
      program = "./${relativeFileDirname}",
    },
  },
}