import bpy
import json

def separateCollection(collection):
    result = {
    "name":collection.name,
    "subCollections":[separateCollection(subCollection) for subCollection in collection.children],
    "objects":[separateObject(object) for object in collection.objects]
    }
    return result

def separateObject(object):
    materialNameList = [material.name for material in object.material_slots]
    
    result = {
    "name":object.name,
    "position":vec3ToList(object.delta_location),
    "rotation":vec3ToList(object.delta_rotation_euler),
    "scale":vec3ToList(object.delta_scale),
    "points":[vec3ToList(vertex.co) for vertex in object.to_mesh().vertices],
    "faceList":[[vertex for vertex in polygon.vertices] for polygon in object.to_mesh().polygons],
    "uvPointsList":[vec2ToList(item.uv) for item in object.to_mesh().uv_layers[0].data],
    "textureList":[materialNameList[polygon.material_index] for polygon in object.to_mesh().polygons]
    }
    return result

def vec3ToList(vec):
    return[vec[0], vec[1], vec[2]]
def vec2ToList(vec):
    return[vec[0], vec[1]]
jasonDict = {
"collections":{},
"textures":{},
}


MainCollection = 0
collections = bpy.data.collections
for collection in collections:
    if collection.name == "MainCollection":
        MainCollection = collection
        break
jasonDict["collections"] = [separateCollection(MainCollection)]
jasonDict["textures"] = [{
"name":material.name,
"type":"solid",
"color":"5555ff"
} for material in bpy.data.materials]
file = open("/home/cory/IdeaProjects/testing/testingJSON.json", "w")
file.write(json.dumps(jasonDict))
file.close()