import bpy
import os

from bpy.props import(StringProperty,
                     PointerProperty,
                     )

from bpy.types import(Panel,
                     Operator,
                     AddonPreferences,
                     PropertyGroup,
                     )

class MySettings(PropertyGroup):

    path = StringProperty(
    name="",
    description ="Path to Directory",
    default ="",
    maxlen=1024,
    subtype='DIR_PATH')


class WMImporterPanel(Panel):
    bl_idname = "OBJECT_PT_WMImporter"
    bl_category = "WorldMachine Importer"
    bl_label = "WM Importer"
    bl_space_type = 'VIEW_3D'
    bl_region_type = 'TOOLS'
    bl_context = 'objectmode'


    def draw(self, context):
        layout = self.layout
        col = layout.column(align=True)
        scn = context.scene


        #Selecting Directory/Folder path
        col.label(text="Directory of Files")
        col.separator()
        dirpath = col.prop(scn.my_tool, "path", text="")


        #Button to perform import of meshes
        col.separator()
        col.operator("wmimport.importmeshes", text = "Import Meshes")

class OBJECT_OT_ImportButton(Operator):
    bl_idname = "wmimport.importmeshes"
    bl_label ="Import Meshes"

    def execute(self,context):
        scn = context.scene
        dirpath = scn.my_tool.path

        #print(dirpath)

        file_list = os.listdir(dirpath)

        obj_list = [item for item in file_list if item[-3:] == 'obj']
        #for file in obj_list:
        #    print (file)


        # Detect Naming Convention
        # Need Help
        # I want to pull the first file and rip the format from it.
        # Files come in the format of <filename>_x000_y000.obj
        # I want to use the filename to name each object imported, so if I called it Island
        # the object in blender will be called something like Island(X,Y)
        # where X = number following x in filename, and Y likewise.

        for item in obj_list:

            #Detect Location
            # Need Help
            #I want to get the X and Y value in the filename, so I can use that to
            #increment the object in corrosponding directions.


            fullpath = os.path.join(dirpath,item)
            bpy.ops.import_scene.obj(filepath=fullpath, axis_forward='Y', axis_up='Z')
            # Should I assign this obj to a variable?
            # newObj = bpy.ops.import_scene.obj(filepath=fullpath, axis_forward='Y', axis_up='Z')

        return{'FINISHED'}

def register():
    bpy.utils.register_module(__name__)
    bpy.types.Scene.my_tool = PointerProperty(type=MySettings)

def unregister():
    bpy.utils.unregister_module(__name__)
    del bpy.types.Scene.my_tool

if __name__ == "__main__":
    register()

def get_nameXY(item):
    name_set = item.split('_') #splits the string at every '_', returns a list
    x = name_set[1][1:] #gets the second value in the list starting at the second character
    y = name_set[2][1:-4] #gets the third value in the list starting at the second character and omitting the last four characters
    name = name_set[0] + '(' + x + ',' + y + ')' #combine the first value with x and y
    return name, float(x), float(y) #return the name with x and y as floats

for item in obj_list:

    #Detect Location
    name, x, y = get_nameXY(item)
    for obj in bpy.data.objects:
        obj.select = False #deselect all objects so imported object will be the only one selected

    fullpath = os.path.join(dirpath,item)
    bpy.ops.import_scene.obj(filepath=fullpath, axis_forward='Y', axis_up='Z')

    new_obj = bpy.context.selected_objects[0] # get object from list of selected
    new_obj.name = name #set the new name
    new_obj.location = (x,y,0)#set the location