298 lines
11 KiB
Lua
298 lines
11 KiB
Lua
--
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-- Computer List App
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--
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local comms = require("scada-common.comms")
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local const = require("scada-common.constants")
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local util = require("scada-common.util")
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local iocontrol = require("pocket.iocontrol")
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local pocket = require("pocket.pocket")
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local style = require("pocket.ui.style")
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local core = require("graphics.core")
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local Div = require("graphics.elements.Div")
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local ListBox = require("graphics.elements.ListBox")
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local MultiPane = require("graphics.elements.MultiPane")
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local Rectangle = require("graphics.elements.Rectangle")
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local TextBox = require("graphics.elements.TextBox")
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local WaitingAnim = require("graphics.elements.animations.Waiting")
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local DataIndicator = require("graphics.elements.indicators.DataIndicator")
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local DEV_TYPE = comms.DEVICE_TYPE
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local ALIGN = core.ALIGN
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local cpair = core.cpair
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local border = core.border
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local APP_ID = pocket.APP_ID
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local lu_col = style.label_unit_pair
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local box_label = cpair(colors.lightGray, colors.gray)
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-- new computer list page view
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---@param root Container parent
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local function new_view(root)
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local db = iocontrol.get_db()
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local frame = Div{parent=root,x=1,y=1}
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local app = db.nav.register_app(APP_ID.COMPS, frame, nil, true, false)
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local load_div = Div{parent=frame,x=1,y=1}
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local main = Div{parent=frame,x=1,y=1}
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TextBox{parent=load_div,y=12,text="Loading...",alignment=ALIGN.CENTER}
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WaitingAnim{parent=load_div,x=math.floor(main.get_width()/2)-1,y=8,fg_bg=cpair(colors.orange,colors._INHERIT)}
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local load_pane = MultiPane{parent=main,x=1,y=1,panes={load_div,main}}
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app.set_sidebar({ { label = " # ", tall = true, color = core.cpair(colors.black, colors.green), callback = db.nav.go_home } })
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local page_div = nil ---@type Div|nil
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-- load the app (create the elements)
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local function load()
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local ps = db.ps
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page_div = Div{parent=main,y=2,width=main.get_width()}
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local panes = {} ---@type Div[]
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-- create all page divs
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for _ = 1, 4 do
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local div = Div{parent=page_div}
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table.insert(panes, div)
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end
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local last_update = 0
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-- refresh data callback, every 1s it will re-send the query
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local function update()
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if util.time_ms() - last_update >= 1000 then
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db.diag.get_comps()
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last_update = util.time_ms()
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end
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end
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-- create indicators for the ID, firmware, and RTT
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---@param pfx string
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---@param rect Rectangle
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local function create_common_indicators(pfx, rect)
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local first = TextBox{parent=rect,text="Computer",fg_bg=box_label}
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TextBox{parent=rect,text="Firmware",fg_bg=box_label}
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TextBox{parent=rect,text="RTT (ms)",fg_bg=box_label}
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local y = first.get_y()
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local addr = TextBox{parent=rect,x=10,y=y,text="---"}
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local fw = TextBox{parent=rect,x=10,y=y+1,text="---"}
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local rtt = TextBox{parent=rect,x=10,y=y+2,text="---"}
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addr.register(ps, pfx .. "_addr", function (v) addr.set_value(util.strval(v)) end)
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fw.register(ps, pfx .. "_fw", function (v) fw.set_value(util.strval(v)) end)
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rtt.register(ps, pfx .. "_rtt", function (value)
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rtt.set_value(util.strval(value))
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if value == "---" then
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rtt.recolor(colors.white)
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elseif value > const.HIGH_RTT then
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rtt.recolor(colors.red)
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elseif value > const.WARN_RTT then
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rtt.recolor(colors.yellow)
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else
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rtt.recolor(colors.green)
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end
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end)
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end
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--#region main computer page
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local m_div = Div{parent=panes[1],x=2,width=main.get_width()-2}
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local main_page = app.new_page(nil, 1)
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main_page.tasks = { update }
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TextBox{parent=m_div,y=1,text="Connected Computers",alignment=ALIGN.CENTER}
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local conns = DataIndicator{parent=m_div,y=3,lu_colors=lu_col,label="Total Online",unit="",format="%8d",value=0,commas=true,width=21}
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conns.register(ps, "comp_online", conns.update)
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local svr_div = Div{parent=m_div,y=4,height=6}
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local svr_rect = Rectangle{parent=svr_div,height=6,width=22,border=border(1,colors.white,true),thin=true,fg_bg=cpair(colors.white,colors.gray)}
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TextBox{parent=svr_rect,text="Supervisor"}
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TextBox{parent=svr_rect,text="Status",fg_bg=box_label}
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TextBox{parent=svr_rect,x=10,y=2,text="Online",fg_bg=cpair(colors.green,colors._INHERIT)}
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TextBox{parent=svr_rect,text="Computer",fg_bg=box_label}
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TextBox{parent=svr_rect,text="Firmware",fg_bg=box_label}
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local svr_addr = TextBox{parent=svr_rect,x=10,y=3,text="?"}
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local svr_fw = TextBox{parent=svr_rect,x=10,y=4,text="?"}
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svr_addr.register(ps, "comp_svr_addr", function (v) svr_addr.set_value(util.strval(v)) end)
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svr_fw.register(ps, "comp_svr_fw", function (v) svr_fw.set_value(util.strval(v)) end)
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local crd_div = Div{parent=m_div,y=11,height=7}
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local crd_rect = Rectangle{parent=crd_div,height=7,width=21,border=border(1,colors.white,true),thin=true,fg_bg=cpair(colors.white,colors.gray)}
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TextBox{parent=crd_rect,text="Coordinator"}
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TextBox{parent=crd_rect,text="Status",fg_bg=box_label}
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local crd_online = TextBox{parent=crd_rect,x=10,y=2,width=8,text="Off-line",fg_bg=cpair(colors.red,colors._INHERIT)}
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create_common_indicators("comp_crd", crd_rect)
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crd_online.register(ps, "comp_crd_online", function (online)
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if online then
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crd_online.recolor(colors.green)
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crd_online.set_value("Online")
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else
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crd_online.recolor(colors.red)
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crd_online.set_value("Off-line")
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end
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end)
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--#endregion
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--#region PLC page
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local p_div = Div{parent=panes[2],width=main.get_width()}
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local plc_page = app.new_page(nil, 2)
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plc_page.tasks = { update }
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TextBox{parent=p_div,y=1,text="PLC Devices",alignment=ALIGN.CENTER}
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local plc_list = ListBox{parent=p_div,y=3,scroll_height=100,nav_fg_bg=cpair(colors.lightGray,colors.gray),nav_active=cpair(colors.white,colors.gray)}
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local plc_elems = {} ---@type graphics_element[]
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--#endregion
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--#region RTU gateway page
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local r_div = Div{parent=panes[3],width=main.get_width()}
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local rtu_page = app.new_page(nil, 3)
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rtu_page.tasks = { update }
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TextBox{parent=r_div,y=1,text="RTU Gateway Devices",alignment=ALIGN.CENTER}
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local rtu_list = ListBox{parent=r_div,y=3,scroll_height=100,nav_fg_bg=cpair(colors.lightGray,colors.gray),nav_active=cpair(colors.white,colors.gray)}
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local rtu_elems = {} ---@type graphics_element[]
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--#endregion
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--#region pocket computer page
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local pk_div = Div{parent=panes[4],width=main.get_width()}
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local pkt_page = app.new_page(nil, 4)
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pkt_page.tasks = { update }
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TextBox{parent=pk_div,y=1,text="Pocket Devices",alignment=ALIGN.CENTER}
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local pkt_list = ListBox{parent=pk_div,y=3,scroll_height=100,nav_fg_bg=cpair(colors.lightGray,colors.gray),nav_active=cpair(colors.white,colors.gray)}
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local pkt_elems = {} ---@type graphics_element[]
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--#endregion
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--#region connect/disconnect management
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ps.subscribe("comp_connect", function (id)
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if id == false then return end
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local pfx = "comp_" .. id
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local type = ps.get(pfx .. "_type")
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if type == DEV_TYPE.PLC then
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plc_elems[id] = Div{parent=plc_list,height=7}
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local rect = Rectangle{parent=plc_elems[id],height=6,x=2,width=20,border=border(1,colors.white,true),thin=true,fg_bg=cpair(colors.white,colors.gray)}
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local title = TextBox{parent=rect,text="PLC (Unit ?)"}
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title.register(ps, pfx .. "_unit", function (unit) title.set_value("PLC (Unit " .. unit .. ")") end)
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create_common_indicators(pfx, rect)
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elseif type == DEV_TYPE.RTU then
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rtu_elems[id] = Div{parent=rtu_list,height=7}
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local rect = Rectangle{parent=rtu_elems[id],height=6,x=2,width=20,border=border(1,colors.white,true),thin=true,fg_bg=cpair(colors.white,colors.gray)}
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TextBox{parent=rect,text="RTU Gateway"}
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create_common_indicators(pfx, rect)
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elseif type == DEV_TYPE.PKT then
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pkt_elems[id] = Div{parent=pkt_list,height=7}
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local rect = Rectangle{parent=pkt_elems[id],height=6,x=2,width=20,border=border(1,colors.white,true),thin=true,fg_bg=cpair(colors.white,colors.gray)}
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TextBox{parent=rect,text="Pocket Computer"}
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create_common_indicators(pfx, rect)
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end
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end)
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ps.subscribe("comp_disconnect", function (id)
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if id == false then return end
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local type = ps.get("comp_" ..id .. "_type")
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if type == DEV_TYPE.PLC then
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if plc_elems[id] then plc_elems[id].delete() end
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plc_elems[id] = nil
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elseif type == DEV_TYPE.RTU then
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if rtu_elems[id] then rtu_elems[id].delete() end
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rtu_elems[id] = nil
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elseif type == DEV_TYPE.PKT then
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if pkt_elems[id] then pkt_elems[id].delete() end
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pkt_elems[id] = nil
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end
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end)
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--#endregion
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-- setup multipane
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local u_pane = MultiPane{parent=page_div,x=1,y=1,panes=panes}
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app.set_root_pane(u_pane)
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-- setup sidebar
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local list = {
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{ label = " # ", tall = true, color = core.cpair(colors.black, colors.green), callback = db.nav.go_home },
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{ label = " @ ", color = core.cpair(colors.black, colors.blue), callback = main_page.nav_to },
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{ label = "PLC", color = core.cpair(colors.black, colors.red), callback = plc_page.nav_to },
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{ label = "RTU", color = core.cpair(colors.black, colors.orange), callback = rtu_page.nav_to },
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{ label = "PKT", color = core.cpair(colors.black, colors.lightGray), callback = pkt_page.nav_to }
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}
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app.set_sidebar(list)
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-- done, show the app
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main_page.nav_to()
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load_pane.set_value(2)
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end
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-- delete the elements and switch back to the loading screen
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local function unload()
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if page_div then
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page_div.delete()
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page_div = nil
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end
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app.set_sidebar({ { label = " # ", tall = true, color = core.cpair(colors.black, colors.green), callback = db.nav.go_home } })
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app.delete_pages()
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-- show loading screen
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load_pane.set_value(1)
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-- clear the list of connected computers so that connections re-appear on reload of this app
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iocontrol.rx.clear_comp_record()
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end
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app.set_load(load)
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app.set_unload(unload)
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return main
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end
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return new_view
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