rework of the server side

main change: the same server may be used for several instruments

- client classes are 'Interactors' dealing with the parameters etc.
- methods from history are added to the clients
+ improvements on the js client side

secop-webserver

@@ -1,9 +1,43 @@
-#!/usr/bin/env python3
+#!/usr/bin/env python
 
 import sys
-import pathlib
-sys.path.insert(0, str((pathlib.Path(__file__) / '..').resolve()))
-import webserver
-from influxgraph import SecopInfluxInstrument
+import argparse
+import socket
+from webserver import server
+from base import Client
+from influxgraph import InfluxGraph
+from secop import SecopInteractor
+from sehistory.seinflux import SEHistory
 
-webserver.instrument = webserver.main(SecopInfluxInstrument)
+
+def parseArgv(argv):
+    parser = argparse.ArgumentParser(
+        description="start a webserver for history and interaction",
+    )
+    # loggroup = parser.add_mutually_exclusive_group()
+    # loggroup.add_argument("-v", "--verbose",
+    #                       help="Output lots of diagnostic information",
+    #                       action='store_true', default=False)
+    # loggroup.add_argument("-q", "--quiet", help="suppress non-error messages",
+    #                       action='store_true', default=False)
+    parser.add_argument("port",
+                        type=str,
+                        help="port number to serve\n")
+    # parser.add_argument('-d',
+    #                     '--daemonize',
+    #                     action='store_true',
+    #                     help='Run as daemon',
+    #                     default=False)
+    parser.add_argument('-i',
+                        '--instrument',
+                        action='store',
+                        help="instrument, if running on an instrument computer\n"
+                        "if the value is HOST, take the host name as instrument name",
+                        default=None)
+    return parser.parse_args(argv)
+
+args = parseArgv(sys.argv[1:])
+
+instrument = socket.gethostname().split('.')[0] if args.instrument == 'HOST' else args.instrument
+
+server.run(int(args.port), SEHistory(), InfluxGraph, Client, single_instrument=instrument, secop=SecopInteractor)