// ModelGet implements the server-side part of the
// model-config CLI command.
func (c *ModelConfigAPI) ModelGet() (params.ModelConfigResults, error) {
	result := params.ModelConfigResults{}
	if err := c.checkCanWrite(); err != nil {
		return result, errors.Trace(err)
	}

	values, err := c.backend.ModelConfigValues()
	if err != nil {
		return result, errors.Trace(err)
	}

	result.Config = make(map[string]params.ConfigValue)
	for attr, val := range values {
		// Authorized keys are able to be listed using
		// juju ssh-keys and including them here just
		// clutters everything.
		if attr == config.AuthorizedKeysKey {
			continue
		}
		result.Config[attr] = params.ConfigValue{
			Value:  val.Value,
			Source: val.Source,
		}
	}
	return result, nil
}

// ModelGet implements the server-side part of the
// get-model-config CLI command.
func (c *Client) ModelGet() (params.ModelConfigResults, error) {
	result := params.ModelConfigResults{}
	// Get the existing environment config from the state.
	config, err := c.api.stateAccessor.ModelConfig()
	if err != nil {
		return result, err
	}
	result.Config = config.AllAttrs()
	return result, nil
}

// ModelConfig returns the environment config for the controller
// environment.  For information on the current environment, use
// client.ModelGet
func (s *ControllerAPI) ModelConfig() (params.ModelConfigResults, error) {
	result := params.ModelConfigResults{}

	controllerEnv, err := s.state.ControllerModel()
	if err != nil {
		return result, errors.Trace(err)
	}

	config, err := controllerEnv.Config()
	if err != nil {
		return result, errors.Trace(err)
	}

	result.Config = config.AllAttrs()
	return result, nil
}

// ModelConfig returns the environment config for the controller
// environment.  For information on the current environment, use
// client.ModelGet
func (s *ControllerAPI) ModelConfig() (params.ModelConfigResults, error) {
	result := params.ModelConfigResults{}
	if err := s.checkHasAdmin(); err != nil {
		return result, errors.Trace(err)
	}

	controllerModel, err := s.state.ControllerModel()
	if err != nil {
		return result, errors.Trace(err)
	}

	cfg, err := controllerModel.Config()
	if err != nil {
		return result, errors.Trace(err)
	}

	result.Config = make(map[string]params.ConfigValue)
	for name, val := range cfg.AllAttrs() {
		result.Config[name] = params.ConfigValue{
			Value: val,
		}
	}
	return result, nil
}