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generator", "func": "const LIFETIME = '3600';\nconst PUSH_ICON = '0';\nconst REPEAT = '2';\nconst DURATION = '';\n// Look ahead 30 mins\nconst TIME_OFFSET_IN_MS = 30 * 60 * 1000;\nconst USE_FAHRENHEIT = flow.get('use_fahrenheit');\n\n// Match keyword case insensitive from top to bottom\n// Put \"cloudy\" before \"mostly cloudy\" will cause latter one never matches\nconst KEYWORD_TO_ICON_DICT = {\n 'storm': 'stormy',\n 'foggy': 'foggy',\n 'snow': 'snowy',\n 'rain': 'rainy',\n 'partly cloudy': 'partly_cloudy',\n 'cloudy': 'mostly_cloudy',\n 'clear': 'moon',\n 'sunny': 'sunny',\n '': 'weather_fallback',\n};\n\nconst createFrameWithTextAndIcon = (text, icon) => ({\n text,\n icon,\n lifetime: LIFETIME,\n pushIcon: PUSH_ICON,\n repeat: REPEAT,\n duration: DURATION,\n});\n\nconst mapShortForecastToIcon = (shortForecast) => {\n for (const keyword of Object.keys(KEYWORD_TO_ICON_DICT)) {\n if (shortForecast?.toLowerCase().includes(keyword?.toLowerCase())) {\n return KEYWORD_TO_ICON_DICT[keyword];\n }\n }\n};\n\nconst findPeriodNow = (periods, timeOffsetInMs = TIME_OFFSET_IN_MS) => {\n if (!Array.isArray(periods)) {\n throw new Error('periods should be array');\n }\n const timestampInEpoch = Date.now() + TIME_OFFSET_IN_MS;\n const found = periods.find(period => (new Date(period?.startTime)).valueOf() > timestampInEpoch);\n if (!found) {\n throw new Error(`unable to find period after ${timestampInEpoch}`);\n }\n return found;\n};\n\nconst FToC = (f, optionalDecimalPoints = 1) => Math.round((f - 32) * 5 / 9 * Math.pow(10, optionalDecimalPoints)) / Math.pow(10, optionalDecimalPoints);\n\nconst handleMessage = (message) => {\n const periods = message?.payload?.properties?.periods;\n if (!Array.isArray(periods)) {\n throw new Error('unable to parse msessage');\n }\n const frames = [];\n const currentPeriod = findPeriodNow(periods);\n const temperatureText = USE_FAHRENHEIT ? `${currentPeriod?.temperature}°F` : `${FToC(currentPeriod?.temperature)}°C`;\n 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