1 implementation module Devices.mTaskDevice
3 from StdFunc import flip
9 import qualified Data.Map as DM
10 import qualified Data.List as DL
15 import Devices.mTaskSerial
16 import Devices.mTaskTCP
18 import iTasks._Framework.Store
19 import iTasks.UI.Definition, iTasks.UI.Editor, iTasks.UI.Editor.Builtin, iTasks.UI.Editor.Common, iTasks.UI.Layout.Default, iTasks.UI.Layout.Common
21 from Data.Func import $
23 derive class iTask MTaskDevice, MTaskResource, MTaskMSGRecv, MTaskMSGSend, BCShare
24 derive conses MTaskResource, TTYSettings, BaudRate, Parity, ByteSize, TCPSettings
25 derive consName MTaskResource, TTYSettings, BaudRate, Parity, ByteSize, TCPSettings
27 instance == MTaskDevice where
28 (==) a b = a.deviceChannels == b.deviceChannels
30 startupDevices :: Task [MTaskDevice]
31 startupDevices = upd (map reset) deviceStoreNP
32 where reset d = {d & deviceTask=Nothing, deviceTasks=[], deviceError=Nothing}
34 withDevice :: (MTaskDevice -> Task a) String -> Task a | iTask a
35 withDevice f s = get deviceStoreNP
36 >>= \ds->case 'DL'.find (\d->d.deviceName == s) ds of
37 Nothing = throw "Device not available"
40 makeDevice :: String MTaskResource -> Task MTaskDevice
41 makeDevice name res = get randomInt @ \rand->{MTaskDevice
42 |deviceChannels=name +++ toString rand
52 getSynFun :: MTaskResource -> ((Shared Channels) -> Task ())
53 getSynFun (TCPDevice t) = synFun t
54 getSynFun (SerialDevice t) = synFun t
56 addDevice :: (MTaskDevice (Shared Channels) -> Task ()) -> Task String
58 = enterChoice "Device type" [] (map consName{|*|} deviceTypes)
59 >&^ \sh->whileUnchanged sh $ \mty->case mty of
60 Nothing = viewInformation "No type selected yet" [] ""
61 Just ty = enterInformation "Name" [] -&&- deviceSettings ty
62 >>= \(name, settings)->makeDevice name settings
63 >>= \dev->traceValue "make device done"
64 >>| upd (\l->[dev:l]) deviceStoreNP
65 >>| traceValue "update deviceslist"
66 >>| connectDevice processFun dev
67 >>| traceValue "device connected"
70 deviceSettings "SerialDevice" = getmTaskSerialDevice
71 deviceSettings "TCPDevice" = getmTaskTCPDevice
73 deviceTypes :: [MTaskResource]
74 deviceTypes = conses{|*|}
76 //connectDevice :: (MTaskDevice (Shared Channels) -> Task ()) MTaskDevice -> Task ()
77 //connectDevice pf d = let ch = channels d in appendTopLevelTask 'DM'.newMap True
78 // (pf d ch -||- catchAll (getSynFun d.deviceData ch) errorHandle)
79 // >>= \tid->withDevices d (\d->{d&deviceTask=Just tid,deviceError=Nothing})
80 // >>| upd (\(r,s,ss)->(r,s++[MTSpec],ss)) ch
83 // errorHandle e = withDevices d (\d->{d&deviceTask=Nothing,deviceError=Just e}) @! ()
85 connectDevice :: (MTaskDevice (Shared Channels) -> Task ()) MTaskDevice -> Task Channels
86 connectDevice procFun device = let ch = channels device
87 in traceValue "connectDevice" >>| appendTopLevelTask 'DM'.newMap True
88 ( procFun device ch -||- catchAll (getSynFun device.deviceData ch) errHdl)
89 >>= \tid->withDevices device (\d->{d&deviceTask=Just tid,deviceError=Nothing})
90 >>| upd (\(r,s,ss)->(r,s++[MTSpec],ss)) ch
93 | not (trace_tn "error") = undef
94 = withDevices device (\d->{d & deviceTask=Nothing, deviceError=Just e}) @! ()
96 manageDevices :: (MTaskDevice (Shared Channels) -> Task ()) -> Task ()
97 manageDevices processFun = whileUnchanged deviceStoreNP $ \ds->anyTask [
98 addDevice processFun <<@ Title "Add new device" @! ():
99 [viewDevice processFun d <<@ Title d.deviceName\\d<-ds]]
103 viewDevice :: (MTaskDevice (Shared Channels) -> Task ()) MTaskDevice -> Task ()
104 viewDevice pf d = forever $ traceValue "viewDevice" >>| anyTask
105 [viewInformation "Device settings" [] d @! ()
106 ,viewSharedInformation "Channels" [ViewAs dropEmpty] (channels d) @! ()
108 enterChoice "Delete task on device" [ChooseFromGrid id] d.deviceTasks
109 >>* [OnAction (Action "Delete") $ ifValue (\t->t.ident <> -1) (deviceTaskDelete d)]
111 ] <<@ ArrangeHorizontal
112 >>* [OnAction (Action "Delete Device") (always $ deleteDevice d):
113 if (isJust d.deviceTask) []
114 [OnAction (Action "Connect") (always $ connectDevice pf d @! ())]]
116 dropEmpty (r,s,ss) = (filter ((=!=)MTEmpty) r,s,ss)
118 deleteDevice :: MTaskDevice -> Task ()
119 deleteDevice d = sendMessages [MTShutdown] d
120 >>| wait "Waiting for the channels to empty" (\(r,s,ss)->isEmpty s) (channels d)
121 >>| upd (\(r,s,ss)->(r,s,True)) (channels d)
122 >>| maybe (treturn ()) (flip removeTask topLevelTasks) d.deviceTask
123 >>| upd (filter ((<>)d)) deviceStoreNP
124 // >>| cleanSharesDevice d.deviceName
127 sendMessages :: [MTaskMSGSend] MTaskDevice -> Task Channels
128 sendMessages msgs dev = upd (realMessageSend msgs) $ channels dev
130 sendMessagesIW :: [MTaskMSGSend] MTaskDevice *IWorld -> *(MaybeError TaskException (), *IWorld)
131 sendMessagesIW msgs dev iworld
132 = modify (tuple () o realMessageSend msgs) (channels dev) iworld
134 realMessageSend :: [MTaskMSGSend] Channels -> Channels
135 realMessageSend msgs (r,s,ss) = (r,msgs++s,ss)
137 withDevices :: MTaskDevice (MTaskDevice -> MTaskDevice) -> Task [MTaskDevice]
138 withDevices a trans = upd (map \b->if (b == a) (trans b) b) deviceStoreNP
140 deviceTaskAcked :: MTaskDevice Int Int -> Task [MTaskDevice]
141 deviceTaskAcked dev i mem
142 = withDevices dev (\d->{d
143 &deviceTasks=ackFirst d.deviceTasks
144 ,deviceSpec=Just {fromJust d.deviceSpec & bytesMemory=mem}})
146 ackFirst :: [MTaskTask] -> [MTaskTask]
148 ackFirst [t:ts] = if (t.ident == -1)
149 [{t & ident=i}:ts] [t:ackFirst ts]
151 deviceTaskDelete :: MTaskDevice MTaskTask -> Task ()
152 deviceTaskDelete dev task = sendMessages [MTTaskDel task.ident] dev @! ()
154 deviceTaskDeleteAcked :: MTaskDevice Int -> Task [MTaskDevice]
155 deviceTaskDeleteAcked d i = cleanSharesTask i d
156 >>| withDevices d deleteTask
157 where deleteTask d = {d & deviceTasks=[s\\s<-d.deviceTasks | i <> s.ident]}
159 deviceAddSpec :: MTaskDevice MTaskDeviceSpec -> Task [MTaskDevice]
160 deviceAddSpec d s = withDevices d $ \r->{MTaskDevice | r & deviceSpec=Just s}