# -*- coding: utf-8 -*-
#
#    Copyright 2019-2020 Fabien Bourgeois <fabien@yaltik.com>
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as
#    published by the Free Software Foundation, either version 3 of the
#    License, or (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.

""" Odoo XML DSL """

from typing import Text, Dict
from xml_base import XMLAttrs, XMLDictElement, xmlroot, xmln

# XML helpers functions and macros

# Odoo root XML Node
def odoo(children: Dict) -> ET.Element = {'tag': 'odoo', 'attrs': {}, 'children': children} |> xmlroot

# Special data Node
def data(*args):
    """ Allow optional args on data tag """
    if args |> len == 1:
        {} |> args.insert$(0) where: args = args |> list
    return xmln('data', *args)

# Aliases
def function(*args) -> XMLDictElement = xmln('function', *args)
def record(*args) -> XMLDictElement = xmln('record', *args)
def form(*args) -> XMLDictElement = xmln('form', *args)
def tree(*args) -> XMLDictElement = xmln('tree', *args)
def search(*args) -> XMLDictElement = xmln('search', *args)

# Actions
def act_window(*args) -> XMLDictElement = xmln('act_window', *args)
def act_window_model(model: Text, attrs: XMLAttrs) -> XMLDictElement:
    """ Build new act_window from model and args """
    xmlid = '%s_view_action' % (('.', '_') |*> model.replace)
    name = '%s Action' % ('.' |> model.split |> map$(-> _.capitalize()) |> list |> ' '.join)
    attrs_clone = attrs.copy() # Avoid side-effect
    {'id': xmlid, 'name': name, 'res_model': model} |> attrs_clone.update
    return act_window(attrs_clone)

def action_server_code(xmlid: Text, name: Text, modelref: Text, code: Text) -> XMLDictElement:
    """ Server actions of type code """
    children = [name |> field_name,
                ({'name': 'model_id', 'ref': modelref}, []) |*> field,
                ({'name': 'state'}, ['code']) |*> field,
                ({'name': 'code'}, [code]) |*> field]
    return ({'id': xmlid, 'model': 'ir.actions.server'}, children) |*> record

def client_action_multi(xmlid: Text, name: Text, model: Text, action: Text) -> XMLDictElement:
    """ Client action multi (ir.values), with own xmlid, name, targeted model
    and  action """
    action = action |> "'ir.actions.server,%d'%{}".format
    children = [name |> field_name,
                {'name': 'key2', 'eval': "'client_action_multi'"} |> field,
                {'name': 'model', 'eval': "'%s'" % model} |> field,
                {'name': 'value', 'eval': action} |> field]
    return ({'id': xmlid, 'model': 'ir.values'}, children) |*> record

# Menus
def menuitem(*args) -> XMLDictElement = xmln('menuitem', *args)
def menuitem_model(model: Text, attrs: XMLAttrs) -> XMLDictElement:
    """ Build new menuitem from model and attrs """
    model_und = ('.', '_') |*> model.replace
    xmlid = '%s_menu' % model_und
    actionid = '%s_view_action' % model_und
    attrs_clone = attrs.copy() # Avoid side-effect
    {'id': xmlid, 'action': actionid} |> attrs_clone.update
    return menuitem(attrs_clone)

# Form aliases
def group(*args) -> XMLDictElement = xmln('group', *args)
def header(*args) -> XMLDictElement = xmln('header', *args)
def footer(*args) -> XMLDictElement = xmln('footer', *args)
def sheet(*args) -> XMLDictElement = xmln('sheet', *args)
def button(*args) -> XMLDictElement = xmln('button', *args)
def p(*args) -> XMLDictElement = xmln('p', *args)
def xpath(*args) -> XMLDictElement = xmln('xpath', *args)
def attribute(name: Text, value: Text) -> XMLDictElement:
    return ('attribute', {'name': name}, [value]) |*> xmln

# Fields
def field(*args) -> XMLDictElement = xmln('field', *args)
def field_name(name: Text) -> XMLDictElement = ({'name': 'name'}, [name]) |*> field
def field_model(model: Text) -> XMLDictElement = ({'name': 'model'}, [model]) |*> field
def field_inherit(xmlid: Text) -> XMLDictElement:
    return ({'name': 'inherit_id', 'ref': xmlid}, []) |*> field
def field_arch(*args) -> XMLDictElement = {'name': 'arch', 'type': 'xml'} |> field$ <*| args

# Search
def filter(*args) -> XMLDictElement = xmln('filter', *args)

# Views
def view(xmlid: Text, children: List) -> XMLDictElement:
    return ({'id': xmlid, 'model': 'ir.ui.view'}, children) |*> record

def view_def(xmlid: Text, name: Text, model: Text, arch: List) -> XMLDictElement:
    return (xmlid, [field_name(name), field_model(model), field_arch(arch)]) |*> view

def view_new(view_type: Text, model: Text, arch: List) -> XMLDictElement:
    """ View : new view definition, based on type (form, tree, ...) and model ID """
    model_und = ('.', '_') |*> model.replace
    model_cap = ('.' |> model.split |> map$(-> _.capitalize()) |> list |> ' '.join)
    xmlid = "%s_view_%s" % (model_und, view_type)
    name = (model_cap, view_type.capitalize()) |> ' '.join
    return (xmlid, name, model, arch) |*> view_def

def view_inherit(filename: Text, model: Text, inherit: Text, arch: List) -> XMLDictElement:
    """ Inherited View simplification with name of the record, xmlid for model
    and inherited view """
    module = '.' |> filename.split |> .[2]
    inherited = '.' |> inherit.split |> .[1]
    xmlid = '%s_inherit_%s' % (inherited, module)
    model_cap = ('.' |> model.split |> map$(-> _.capitalize()) |> list |> ' '.join)
    name = '%s Adaptations' % model_cap
    return view(xmlid, [name |> field_name, model |> field_model,
                        inherit |> field_inherit, arch |> field_arch])