"""Operator definitions for AMZN Character Tools."""
from pathlib import Path
import runpy
import traceback

import bpy
from bpy.types import Operator


OPS_DIR = Path(__file__).parent.parent / "ops"


def run_script(script_name: str) -> None:
    """Execute a script from the ops directory.
    
    Args:
        script_name: Name of the script file to execute (e.g., "SettingsBone.py")
        
    Raises:
        FileNotFoundError: If the script file doesn't exist
    """
    script_path = OPS_DIR / script_name
    if not script_path.exists():
        raise FileNotFoundError(f"Missing script: {script_path}")
    runpy.run_path(str(script_path), run_name="__main__")


# Icon mapping from old indices to icon names
ICON_MAP = {
    144: "PREFERENCES",  # Settings/configuration operations
    125: "WORLD",  # World/environment operations
    475: "MODIFIER_DATA",  # Modifier operations
    415: "CON_OBJECTSOLVER",  # Spawn/add operations
    630: "FILE_REFRESH",  # Replace/refresh operations
    785: "OUTLINER_COLLECTION",  # Collection/separator operations
    453: "MODIFIER_DATA",  # Mask operations
    66: "CON_OBJECTSOLVER",  # Target selection operations
    186: "SHAPEKEY_DATA",  # Shapekey operations
}


OP_SPECS = [
    {
        "name": "SpawnSettingsBone",
        "id": "spawn_settings_bone",
        "desc": "Spawns SettingsBone within active armature",
        "script": "SettingsBone.py",
        "button": "Spawn Settings Bone",
        "icon": "PREFERENCES",
        "panel": "general",
        "large": True,
    },
    {
        "name": "ApplySubdivWgt",
        "id": "apply_subdiv_wgt",
        "desc": "Apply all subdivision modifiers to WGT objects, so blender can draw them properly on the rig.",
        "script": "apply_subdiv_wgt.py",
        "button": "Apply Subdiv to WGTs",
        "icon": "MOD_SUBSURF",
        "panel": "general",
    },
    {
        "name": "FreshDevices",
        "id": "fresh_devices",
        "desc": "Spawns, places, and parents new Device and Finger Scanner to active armature",
        "script": "Devices_FreshPlacement.py",
        "button": "Spawn/Parent Devices",
        "icon": "CON_OBJECTSOLVER",
        "panel": "devices",
    },
    {
        "name": "DevicesSettings",
        "id": "devices_settings",
        "desc": "Applies devices function to SettingsBone",
        "script": "DevicesSettings.py",
        "button": "DevicesSettings",
        "icon": "PREFERENCES",
        "panel": "devices",
    },
    {
        "name": "DeviceReplace",
        "id": "device_replace",
        "desc": "Replaces old device with the new version",
        "script": "Device_Replacement.py",
        "button": "ReplaceDevice",
        "icon": "FILE_REFRESH",
        "panel": "devices",
    },
    {
        "name": "GeoSeparator",
        "id": "geo_separator",
        "desc": "All child geometry of active armature to GEO collection",
        "script": "GeoSeparator.py",
        "button": "GEO Separator",
        "icon": "COLLECTION_COLOR_02",
        "panel": "geo",
    },
    {
        "name": "BodyMasker",
        "id": "body_masker",
        "desc": "Separates key body parts",
        "script": "BodyMasker.py",
        "button": "Body Masker",
        "icon": "MOD_MASK",
        "panel": "geo",
    },
    {
        "name": "MaskSettings",
        "id": "mask_settings",
        "desc": "Creates custom properties for masking the gloves",
        "script": "MaskSettings.py",
        "button": "Glove Mask Settings",
        "icon": "PREFERENCES",
        "panel": "geo",
    },
    {
        "name": "CustomVis",
        "id": "custom_vis",
        "desc": "Creates a visibility property toggle for the active object",
        "script": "custom_vis.py",
        "button": "Custom Visibility Setting",
        "icon": "PREFERENCES",
        "panel": "geo",
    },
    {
        "name": "HHSpawn",
        "id": "hh_spawn",
        "desc": "HardHat Spawn/Parent",
        "script": "hh_spawn.py",
        "button": "Spawn/Parent HardHat",
        "icon": "CON_OBJECTSOLVER",
        "panel": "helmet",
    },
    {
        "name": "HHSetTargets",
        "id": "hh_set_targets",
        "desc": "Set HardHat Hair Targets",
        "script": "hh_set_targets.py",
        "button": "Set HH Hair Targets",
        "icon": "EYEDROPPER",
        "panel": "helmet",
    },
    {
        "name": "HHMask",
        "id": "hh_mask",
        "desc": "HardHat Mask",
        "script": "hh_mask.py",
        "button": "HardHat Mask",
        "icon": "MODIFIER_DATA",
        "panel": "helmet",
    },
    {
        "name": "HHShapekey",
        "id": "hh_shapekey",
        "desc": "HardHat Shapekey",
        "script": "hh_shapekey.py",
        "button": "HardHat Shapekey",
        "icon": "SHAPEKEY_DATA",
        "panel": "helmet",
    },
    {
        "name": "HHSettings",
        "id": "hh_settings",
        "desc": "HardHat Settings",
        "script": "hh_settings.py",
        "button": "HardHat Settings",
        "icon": "PREFERENCES",
        "panel": "helmet",
    },
    {
        "name": "ReplaceCelWithBsdf",
        "id": "replace_cel_with_bsdf",
        "desc": "Replace all CEL materials with their BSDF counterparts",
        "script": "replace_cel_with_bsdf.py",
        "button": "Replace CEL with BSDF",
        "icon": "MATERIAL",
        "panel": "scene",
    },
    {
        "name": "RemapVectorFonts",
        "id": "remap_vector_fonts",
        "desc": "Remap all Vector Fonts in the blendfile to Amazon Ember Heavy",
        "script": "remap_vector_fonts.py",
        "button": "Remap Vector Fonts",
        "icon": "FILE_FONT",
        "panel": "scene",
    },
]


def _make_operator(spec: dict) -> type[Operator]:
    """Create an operator class from a specification dictionary."""
    def _execute(self, context):
        try:
            run_script(spec["script"])
        except Exception as exc:  # pragma: no cover - best effort logging
            traceback.print_exc()
            self.report({"ERROR"}, f"{spec['button']} failed: {exc}")
            return {"CANCELLED"}
        return {"FINISHED"}

    attrs = {
        "__module__": __name__,
        "bl_idname": f"amzn.{spec['id']}",
        "bl_label": f"AMZN_{spec['name']}",
        "bl_description": spec["desc"],
        "bl_options": {"REGISTER", "UNDO"},
        "execute": _execute,
    }
    cls = type(f"AMZN_OT_{spec['name']}", (Operator,), attrs)
    spec["full_idname"] = cls.bl_idname
    return cls


OPERATOR_CLASSES = [_make_operator(spec) for spec in OP_SPECS]