72 lines
2.4 KiB
Python
72 lines
2.4 KiB
Python
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#!/usr/bin/python3
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import io
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import os
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import csv
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import json
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import requests
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import subprocess
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#PLAYLIGHTS = 'https://calc...'
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PLAYLIGHTS = 'some.csv'
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# get lights from online / local CSV, convert to JSON
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# saves ledisndh.csv and converts to sequence.json
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pathbase = os.path.expanduser("~/bin/dmx")
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def row2dict(csvrow):
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thisLED = {"channel": csvrow["channel"]}
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if csvrow["seq (position on timeline in seconds)"]:
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thisLED["seq"] = int(csvrow["seq (position on timeline in seconds)"])
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if csvrow["duration (sec)"]:
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thisLED["duration"] = int(csvrow["duration (sec)"])
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if csvrow["brightness (optional)"]:
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thisLED["brightness"] = int(csvrow["brightness (optional)"])
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if csvrow["fadein_opt (ms)"]:
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thisLED["fadein"] = int(csvrow["fadein_opt (ms)"])
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if csvrow["fadeout_opt (ms)"]:
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thisLED["fadeout"] = int(csvrow["fadeout_opt (ms)"])
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if csvrow["start_opt"] and csvrow["start_opt"].lower().strip() == "start":
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thisLED["start_opt"] = "start"
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return(thisLED)
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# convert csv to json
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def update_playlights():
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playlights = []
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if PLAYLIGHTS.startswith('http'):
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print(f"\n - Getting CSV from {PLAYLIGHTS.replace('.csv','')} ...")
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calc_content = requests.get(PLAYLIGHTS, timeout=5).text
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# get, save CSV from calc.thing
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csv_file = f"{pathbase}/getseq/{os.path.basename(PLAYLIGHTS)}"
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with open(csv_file,'w') as f:
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f.write(calc_content)
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print(f"\n - Converting local CSV file {PLAYLIGHTS.split('/')[-1]} ...")
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# convert CSV from local file
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with open(csv_file, newline='') as cf:
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reader = csv.DictReader(cf)
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for row in reader:
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if row['channel'] == '':
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continue
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# convert row to dict
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thisLED = row2dict(row)
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# append it to list of all LEDs (channels)
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playlights.append(thisLED)
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return playlights
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playlights = update_playlights()
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# backup current sequence.json
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count = 1
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backup = f"{pathbase}/getseq/seqbakup/sequence.{count}.json"
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while os.path.exists(backup):
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count += 1
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backup = f"{pathbase}/getseq/seqbakup/sequence.{count}.json"
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print(f"\n - Backup last sequence.json: {backup}")
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subprocess.call(['mv', f"{pathbase}/sequence.json", backup])
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# write local JSON file
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with open(f"{pathbase}/sequence.json", 'w') as f:
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json.dump(playlights, f, indent=2)
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print(f" - Updated sequence: {pathbase}/sequence.json\n ___\n")
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