pyasic

class ePICWebAPI(BaseWebAPI):
    def __init__(self, ip: str) -> None:
        super().__init__(ip)
        self.username = "root"
        self.pwd = settings.get("default_epic_web_password", "letmein")
        self.port = 4028
        self.token = None

    async def send_command(
        self,
        command: str | bytes,
        ignore_errors: bool = False,
        allow_warning: bool = True,
        privileged: bool = False,
        **parameters: Any,
    ) -> dict:
        post = privileged or not parameters == {}

        async with httpx.AsyncClient(transport=settings.transport()) as client:
            for retry_cnt in range(settings.get("get_data_retries", 1)):
                try:
                    if parameters.get("form") is not None:
                        form_data = parameters["form"]
                        form_data.add_field("password", self.pwd)
                        response = await client.post(
                            f"http://{self.ip}:{self.port}/{command}",
                            timeout=5,
                            data=form_data,
                        )
                    if post:
                        response = await client.post(
                            f"http://{self.ip}:{self.port}/{command}",
                            timeout=5,
                            json={
                                **parameters,
                                "password": self.pwd,
                            },
                        )
                    else:
                        response = await client.get(
                            f"http://{self.ip}:{self.port}/{command}",
                            timeout=5,
                        )
                    if not response.status_code == 200:
                        if not ignore_errors:
                            raise APIError(
                                f"Web command {command} failed with status code {response.status_code}"
                            )
                        return {}
                    json_data = response.json()
                    if json_data:
                        # The API can return a fail status if the miner cannot return the requested data. Catch this and pass
                        if not json_data.get("result", True) and not post:
                            if retry_cnt < settings.get("get_data_retries", 1) - 1:
                                continue
                            if not ignore_errors:
                                raise APIError(json_data["error"])
                        return json_data
                    return {"success": True}
                except (httpx.HTTPError, json.JSONDecodeError, AttributeError):
                    pass

    async def multicommand(
        self, *commands: str, ignore_errors: bool = False, allow_warning: bool = True
    ) -> dict:
        data = {k: None for k in commands}
        data["multicommand"] = True
        for command in commands:
            data[command] = await self.send_command(command)
        return data

    async def restart_epic(self) -> dict:
        return await self.send_command("softreboot", privileged=True)

    async def reboot(self) -> dict:
        return await self.send_command("reboot", privileged=True)

    async def set_shutdown_temp(self, params: int) -> dict:
        return await self.send_command("shutdowntemp", param=params)

    async def set_critical_temp(self, params: int) -> dict:
        return await self.send_command("criticaltemp", param=params)

    async def set_fan(self, params: dict) -> dict:
        return await self.send_command("fanspeed", param=params)

    async def set_ptune_enable(self, params: bool) -> dict:
        return await self.send_command("perpetualtune", param=params)

    async def set_ptune_algo(self, params: dict) -> dict:
        return await self.send_command("perpetualtune/algo", param=params)

    async def set_pools(self, params: dict) -> dict:
        return await self.send_command("coin", param=params)

    async def pause_mining(self) -> dict:
        return await self.send_command("miner", param="Stop")

    async def resume_mining(self) -> dict:
        return await self.send_command("miner", param="Autostart")

    async def stop_mining(self) -> dict:
        return await self.send_command("miner", param="Stop")

    async def start_mining(self) -> dict:
        return await self.send_command("miner", param="Autostart")

    async def summary(self) -> dict:
        return await self.send_command("summary")

    async def hashrate(self) -> dict:
        return await self.send_command("hashrate")

    async def network(self) -> dict:
        return await self.send_command("network")

    async def capabilities(self) -> dict:
        return await self.send_command("capabilities")

    async def system_update(self, file: Path | str, keep_settings: bool = True):
        """Perform a system update by uploading a firmware file and sending a
        command to initiate the update."""

        # calculate the SHA256 checksum of the firmware file
        sha256_hash = hashlib.sha256()
        async with aiofiles.open(str(file), "rb") as f:
            while chunk := await f.read(8192):
                sha256_hash.update(chunk)
        checksum = sha256_hash.hexdigest()

        # prepare the multipart/form-data request
        form_data = aiohttp.FormData()
        form_data.add_field("checksum", checksum)
        form_data.add_field("keepsettings", str(keep_settings).lower())
        form_data.add_field("update.zip", open(file, "rb"), filename="update.zip")

        await self.send_command("systemupdate", form=form_data)