CO2 History File Browser

CO2-Browser Flow:
GUI:
Note: some third-party nodes may appear with blank styling, and not as they appear in the Node-RED Editor.
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I just used the Javascript toISOString format.\n5) The Graph button can read any CSV file which have any number of values, but the first column always contains a timestamp column with javascript timestamp of the data point.","x":150,"y":40,"wires":[]},{"id":"373188f3.0b289","type":"inject","z":"b1b75497.a979a8","name":"Init","props":[{"p":"payload"},{"p":"topic","vt":"str"}],"repeat":"","crontab":"","once":true,"onceDelay":0.1,"topic":"change","payload":"/data/co2data","payloadType":"str","x":110,"y":80,"wires":[["b78577b6.70c94"]]},{"id":"7a5c9ad4.dfa78c","type":"ui_button","z":"b1b75497.a979a8","g":"4c1e7f93.0d14a8","name":"","group":"5345d7a1.deddd8","order":1,"width":"2","height":"1","passthru":false,"label":"Refresh","tooltip":"","color":"","bgcolor":"","icon":"refresh","payload":"","payloadType":"str","topic":"refresh","topicType":"str","x":120,"y":160,"wires":[["b78577b6.70c94"]]},{"id":"bed6f55c.70e99","type":"ui_dropdown","z":"b1b75497.a979a8","g":"e7ab9317.044c3","name":"File Selector","label":"","tooltip":"","place":"Select a file","group":"5345d7a1.deddd8","order":9,"width":"5","height":"1","passthru":false,"options":[{"label":"","value":"","type":"str"}],"payload":"","topic":"","x":950,"y":80,"wires":[["e890e960.b88ad"]]},{"id":"d70a6028.665f28","type":"function","z":"b1b75497.a979a8","g":"e7ab9317.044c3","name":"Format data","func":"// format the data for the dropdown\nmsg.options = [];\nfor (var i=0; 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i<msg.payload.length; i++) {\n msg.payload[i].stat.created = msg.payload[i].stat.created.toISOString().slice(0, 19).replace('T', ' ');\n    msg.payload[i].stat.changed = msg.payload[i].stat.changed.toISOString().slice(0, 19).replace('T', ' ');\n    msg.payload[i].stat.accessed = msg.payload[i].stat.accessed.toISOString().slice(0, 19).replace('T', ' ');\n    msg.payload[i].stat.statusChanged = msg.payload[i].stat.statusChanged.toISOString().slice(0, 19).replace('T', ' ');\n    msg.payload[i].fname = msg.payload[i].name.replace(/^.*(\\\\|\\/|\\:)/, '');\n}\nreturn msg;","outputs":1,"noerr":0,"initialize":"","finalize":"","x":780,"y":140,"wires":[["d8df9471.b5d4c8"]]},{"id":"60f0508c.618a58","type":"ui_button","z":"b1b75497.a979a8","g":"b3b06e0a.0b2088","name":"","group":"5345d7a1.deddd8","order":10,"width":"2","height":"1","passthru":false,"label":"Delete","tooltip":"","color":"","bgcolor":"","icon":"delete","payload":"","payloadType":"str","topic":"","topicType":"str","x":110,"y":480,"wires":[["1a5bc125.122db7"]]},{"id":"506dd40c.705c4c","type":"function","z":"b1b75497.a979a8","g":"b3b06e0a.0b2088","name":"Get filename","func":"// Get the filename from the flow context\nlet filename = flow.get(\"fileselected\");\n\n// check, if the filename is undefined that means it does not exist yet, nothing is selected yet\n// return: do not output anything\nif (filename===undefined) {\n return;\n}\n\n// return the filename to the file-in node to delete\nmsg.filename = filename;\n\nif (msg.filename.replace(/^.*(\\\\|\\/|\\:)/, '')[0]!==\".\") {\n    // Only do this if this is a file, we don't delete folders\n    // and delete the context/selection as we are deleting the file as well\n flow.set(\"fileselected\");\n    return msg;\n}","outputs":1,"noerr":0,"x":790,"y":480,"wires":[["25242708.318c2"]]},{"id":"25242708.318c2","type":"file","z":"b1b75497.a979a8","g":"b3b06e0a.0b2088","name":"Delete file","filename":"","appendNewline":true,"createDir":false,"overwriteFile":"delete","encoding":"none","x":960,"y":480,"wires":[["6ca7019c.dfbc","17b507de.c7f3d8"]]},{"id":"e009e08a.487648","type":"http in","z":"b1b75497.a979a8","g":"125619d1.c0fa4e","name":"","url":"/download","method":"get","upload":false,"swaggerDoc":"","x":140,"y":580,"wires":[["956f27cf.e605a8"]]},{"id":"34b3eeda.b20502","type":"http response","z":"b1b75497.a979a8","g":"125619d1.c0fa4e","name":"","statusCode":"","headers":{},"x":970,"y":580,"wires":[]},{"id":"956f27cf.e605a8","type":"function","z":"b1b75497.a979a8","g":"125619d1.c0fa4e","name":"Get the file name","func":"msg.filename = msg.req.query.filename;\nmsg.contentdisposition = \"attachment; 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i<msg.payload.length; i++) {\n pressure.push({\"x\":msg.payload[i].timestamp, \"y\":msg.payload[i].pressure});\n out2.push({\"x\":msg.payload[i].timestamp, \"y\":msg.payload[i].out2*200});\n\n}\nchart[0].data.push(pressure);\nchart[0].data.push(out2);\n*/\n\nlet columns = 0;\n\nfor(var series in msg.payload[0]) {\n if(series!==\"timestamp\") {\n        chart[0].series.push(series);\n      chart[0].data.push([]);\n      columns++;\n    }\n}\n\n\nfor (var j=0; j<msg.payload.length; j++) {\n   for(var i=0;i<columns;i++) {\n       chart[0].data[i].push({\"x\":msg.payload[j].timestamp, \"y\":msg.payload[j][chart[0].series[i]]});\n   } \n}\n\n\n\n\nmsg.payload = chart;\n\nreturn msg;","outputs":1,"noerr":0,"x":780,"y":680,"wires":[["32282c2b.fd6f0c"]]},{"id":"32282c2b.fd6f0c","type":"ui_chart","z":"b1b75497.a979a8","g":"c151a9f4.a134a8","name":"","group":"5345d7a1.deddd8","order":12,"width":"18","height":"6","label":"","chartType":"line","legend":"false","xformat":"HH:mm:ss","interpolate":"linear","nodata":"","dot":false,"ymin":"","ymax":"","removeOlder":1,"removeOlderPoints":"","removeOlderUnit":"3600","cutout":0,"useOneColor":false,"colors":["#1f77b4","#aec7e8","#ff7f0e","#2ca02c","#98df8a","#d62728","#ff9896","#9467bd","#c5b0d5"],"outputs":1,"x":970,"y":680,"wires":[[]]},{"id":"49fcd691.c0d9a","type":"ui_toast","z":"b1b75497.a979a8","g":"b3b06e0a.0b2088","position":"dialog","displayTime":"3","highlight":"","sendall":false,"outputs":1,"ok":"Yes","cancel":"No","raw":false,"topic":"","name":"Confirmation","x":470,"y":480,"wires":[["866568c4.55361"]]},{"id":"1a5bc125.122db7","type":"change","z":"b1b75497.a979a8","g":"b3b06e0a.0b2088","name":"Set message","rules":[{"t":"set","p":"topic","pt":"msg","to":"Delete confirmation","tot":"str"},{"t":"set","p":"payload","pt":"msg","to":"Bist Du sicher das die Datei gelöscht werden soll?","tot":"str"}],"action":"","property":"","from":"","to":"","reg":false,"x":290,"y":480,"wires":[["49fcd691.c0d9a"]]},{"id":"866568c4.55361","type":"switch","z":"b1b75497.a979a8","g":"b3b06e0a.0b2088","name":"","property":"payload","propertyType":"msg","rules":[{"t":"eq","v":"Yes","vt":"str"}],"checkall":"true","repair":false,"outputs":1,"x":630,"y":480,"wires":[["506dd40c.705c4c"]]},{"id":"b78577b6.70c94","type":"function","z":"b1b75497.a979a8","name":"Folder handling","func":"let folder = context.get(\"folder\");\nif (folder===undefined) {\n    folder=\"/\";\n    context.set(\"folder\", folder);\n}\n\nlet hidden = context.get(\"hidden\");\nif (hidden===undefined) {\n    hidden=false;\n    context.set(\"hidden\", hidden);\n}\n\nif (msg.topic===\"up\") {\n    var the_arr = folder.split('/');\n    the_arr.pop();\n    folder=the_arr.join('/'); \n    context.set(\"folder\", folder);\n}\nif (msg.topic===\"change\") {\n    folder=msg.payload;    \n    context.set(\"folder\", folder);\n}\nif (msg.topic===\"hidden\") {\n    hidden=msg.payload;    \n context.set(\"hidden\", hidden);\n}\n\nmsg.payload = {\"start\":folder, \"hidden\": hidden};\nreturn msg;","outputs":1,"noerr":0,"initialize":"","finalize":"","x":340,"y":260,"wires":[["6ca7019c.dfbc","cd6a932d.015208","17b507de.c7f3d8"]]},{"id":"cd6a932d.015208","type":"ui_text","z":"b1b75497.a979a8","g":"c054ed48.ca24e","group":"5345d7a1.deddd8","order":4,"width":"9","height":"1","name":"","label":"Folder:","format":"{{msg.payload.start}}","layout":"row-left","x":580,"y":260,"wires":[]},{"id":"e21faf7f.a00908","type":"ui_button","z":"b1b75497.a979a8","g":"4c1e7f93.0d14a8","name":"","group":"5345d7a1.deddd8","order":3,"width":"2","height":"1","passthru":false,"label":"Up","tooltip":"","color":"","bgcolor":"","icon":"arrow_upwards","payload":"","payloadType":"str","topic":"up","topicType":"str","x":130,"y":240,"wires":[["b78577b6.70c94"]]},{"id":"7c53b6d4.2ab54","type":"ui_button","z":"b1b75497.a979a8","g":"4c1e7f93.0d14a8","name":"","group":"5345d7a1.deddd8","order":8,"width":"2","height":"1","passthru":false,"label":"Open","tooltip":"","color":"","bgcolor":"","icon":"folder_open","payload":"","payloadType":"str","topic":"","topicType":"str","x":130,"y":320,"wires":[["db641113.d9fb1"]]},{"id":"db641113.d9fb1","type":"function","z":"b1b75497.a979a8","name":"Change folder","func":"// Get the filename from the flow context\nlet folderselected = flow.get(\"folderselected\");\n\n// check, if the filename is undefined that means it does not exist yet, nothing is selected yet\n// return: do not output anything\nif (folderselected===undefined) {\n    return;\n}\n\nmsg.topic = \"change\";\nmsg.payload = folderselected;\n\nreturn msg;","outputs":1,"noerr":0,"initialize":"","finalize":"","x":340,"y":320,"wires":[["b78577b6.70c94"]]},{"id":"eabf420f.1be678","type":"ui_button","z":"b1b75497.a979a8","g":"4c1e7f93.0d14a8","name":"","group":"5345d7a1.deddd8","order":2,"width":"2","height":"1","passthru":false,"label":"Reset","tooltip":"","color":"","bgcolor":"","icon":"autorenew","payload":"/data/co2data","payloadType":"str","topic":"change","topicType":"str","x":130,"y":200,"wires":[["b78577b6.70c94"]]},{"id":"333f28f3.fc738","type":"ui_dropdown","z":"b1b75497.a979a8","g":"c054ed48.ca24e","name":"Folder Selector","label":"","tooltip":"","place":"Select a folder","group":"5345d7a1.deddd8","order":7,"width":"5","height":"1","passthru":false,"multiple":false,"options":[{"label":"","value":"","type":"str"}],"payload":"","topic":"","topicType":"str","x":940,"y":320,"wires":[["adfa0d99.c7b57"]]},{"id":"b24a5eef.1429c","type":"function","z":"b1b75497.a979a8","g":"c054ed48.ca24e","name":"Format data","func":"// format the data for the dropdown\nmsg.options = [];\nfor (var i=0; 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