# -*- coding: utf-8 -*-
"""
DESCRIPTION.
Basic mesh processing for asset pipeline.
Early WIP!
"""
__version__ = "0.1"

import logging
import sys
import bpy
import math
from utils.apply_transforms import apply_transforms

logger = logging.getLogger(__name__)
logging.basicConfig(level=logging.INFO)


def asset_setup(transforms=True, sharpness=True, shading=True):
    """ asset setup pipeline """
    for ob in bpy.context.scene.objects:
        if not ob.type == 'MESH':
            continue
        bpy.ops.object.select_all(action='DESELECT')
        ob.select_set(state=True)
        bpy.context.view_layer.objects.active = ob
        # apply scale
        apply_transforms(ob, location=False, rotation=False, scale=True)

        if transforms:
            # remove doubles
            bpy.ops.object.mode_set(mode='EDIT')
            bpy.ops.mesh.select_all(action='SELECT')
            bpy.ops.mesh.remove_doubles(threshold = 0.00001)
            bpy.ops.mesh.select_all(action='DESELECT')
            bpy.ops.mesh.select_mode(type = 'FACE')
            bpy.ops.mesh.select_interior_faces()
            bpy.ops.mesh.delete(type='FACE')
            bpy.ops.object.mode_set(mode='OBJECT')

        if sharpness:
            # set shaps and unwrap
            bpy.ops.object.mode_set(mode='EDIT')
            bpy.ops.mesh.select_all(action='DESELECT')
            bpy.ops.mesh.select_mode(type='EDGE')
            bpy.ops.mesh.edges_select_sharp( sharpness = math.radians(10) )
            bpy.ops.mesh.mark_sharp()
            bpy.ops.mesh.select_all(action='SELECT')
            bpy.ops.uv.smart_project()
            bpy.ops.object.mode_set(mode='OBJECT')

        if shading:
            #fix shading
            bpy.ops.object.shade_smooth()
            bpy.context.view_layer.objects.active.data.use_auto_smooth = 1
            bpy.context.view_layer.objects.active.modifiers.new(type='DECIMATE', name='decimate')
            bpy.context.view_layer.objects.active.modifiers["decimate"].decimate_type = "DISSOLVE"
            bpy.context.view_layer.objects.active.modifiers["decimate"].angle_limit = 0.00872665
            bpy.context.object.modifiers["decimate"].show_expanded = 0
            bpy.context.view_layer.objects.active.modifiers.new(type='TRIANGULATE', name='triangulate')
            bpy.context.object.modifiers["triangulate"].keep_custom_normals = 1
            bpy.context.object.modifiers["triangulate"].show_expanded = 0