import re
from onlinemodel.madx import CMadX


class MatchMaker:
    def __init__(self, scriptlocation = None):
        self.scriptdir = scriptlocation
        self.scriptInjector = 'matchInjector.madx'
        self.scriptAramis = 'matchAramis.madx'
        self.scriptAthos = 'matchAthos.madx'



    def match(self, om, Injector=True, Athos = True, Aramis = False):

        if Athos:
            target = 'SATBD01'
        else:
            target = 'SARUN20'
        madx = CMadX()
        madx.E0 = 2000
        om.setBranch(target, 'SINLH01')
        madx.updateLattice(om, target)  # write lattice
        madx.commonHeader('SwissFEL', '#s/#e', None)  # sets header
        madx.madx.call(self.scriptdir + '/initTwiss.madx')
        if Injector:
            madx.madx.call(self.scriptdir+'/matchInjector.madx', chdir=True)
            self.updateOnlineModel(om,madx.madx, 's[i1].*k1|s20sy01.*k1')
        if Athos:
            madx.madx.call(self.scriptdir+'/matchAthos.madx', chdir=True)
            self.updateOnlineModel(om, madx.madx, 'sat.*k1|s20sy02.*m[kq]')
        if Aramis:
            if target=='SATBD01':
                target = 'SARUN20'
                om.setBranch(target, 'SINLH01')
                madx.updateLattice(om, target)  # write lattice
                madx.commonHeader('SwissFEL', '#s/#e', None)  # sets header
                madx.madx.call(self.scriptdir + '/initTwiss.madx')
            madx.madx.call(self.scriptdir + '/matchAramis.madx', chdir=True)

    def updateOnlineModel(self,om,madx,filter):
        reg = re.compile(filter)
        for var in list(madx.globals):
            if reg.match(var):
                if '.k1' in var:
                    element = var.split('.k1')[0]
                    ele = om.getElement(element)
                    if not ele is None:
                        ele.k1 = madx.globals.get(var,0)
                        print('... Updating', ele.Name, 'to k1=',ele.k1)
                    else:
                        print('### Unidentified element', element)
                elif '.cory' in var:
                    element = var.split('.cory')[0]
                    ele = om.getElement(element)
                    if not ele is None:
                        ele.design_kick = madx.globals.get(var, 0)
                        print('... Updating', ele.Name, 'to design_kick=', ele.design_kick)
                    else:
                        print('### Unidentified element', element)