2025-08-06 16:00:28 +00:00

289 lines
11 KiB
Lua

--
-- Computer List App
--
local comms = require("scada-common.comms")
local util = require("scada-common.util")
local iocontrol = require("pocket.iocontrol")
local pocket = require("pocket.pocket")
local style = require("pocket.ui.style")
local core = require("graphics.core")
local Div = require("graphics.elements.Div")
local ListBox = require("graphics.elements.ListBox")
local MultiPane = require("graphics.elements.MultiPane")
local Rectangle = require("graphics.elements.Rectangle")
local TextBox = require("graphics.elements.TextBox")
local WaitingAnim = require("graphics.elements.animations.Waiting")
local DataIndicator = require("graphics.elements.indicators.DataIndicator")
local DEV_TYPE = comms.DEVICE_TYPE
local ALIGN = core.ALIGN
local cpair = core.cpair
local border = core.border
local APP_ID = pocket.APP_ID
local label_fg_bg = style.label
local lu_col = style.label_unit_pair
-- nominal RTT is ping (0ms to 10ms usually) + 150ms for SV main loop tick
-- ensure in sync with supervisor databus file
local WARN_RTT = 300 -- 2x as long as expected w/ 0 ping
local HIGH_RTT = 500 -- 3.33x as long as expected w/ 0 ping
-- new computer list page view
---@param root Container parent
local function new_view(root)
local db = iocontrol.get_db()
local frame = Div{parent=root,x=1,y=1}
local app = db.nav.register_app(APP_ID.COMPS, frame, nil, true, false)
local load_div = Div{parent=frame,x=1,y=1}
local main = Div{parent=frame,x=1,y=1}
TextBox{parent=load_div,y=12,text="Loading...",alignment=ALIGN.CENTER}
WaitingAnim{parent=load_div,x=math.floor(main.get_width()/2)-1,y=8,fg_bg=cpair(colors.orange,colors._INHERIT)}
local load_pane = MultiPane{parent=main,x=1,y=1,panes={load_div,main}}
app.set_sidebar({ { label = " # ", tall = true, color = core.cpair(colors.black, colors.green), callback = db.nav.go_home } })
local page_div = nil ---@type Div|nil
-- load the app (create the elements)
local function load()
local f_ps = db.facility.ps
page_div = Div{parent=main,y=2,width=main.get_width()}
local panes = {} ---@type Div[]
-- create all page divs
for _ = 1, 4 do
local div = Div{parent=page_div}
table.insert(panes, div)
end
local last_update = 0
-- refresh data callback, every 500ms it will re-send the query
local function update()
if util.time_ms() - last_update >= 500 then
db.diag.get_comps()
last_update = util.time_ms()
end
end
-- create indicators for the ID, firmware, and RTT
---@param pfx string
---@param rect Rectangle
local function create_common_indicators(pfx, rect)
TextBox{parent=rect,text="Computer ID",fg_bg=label_fg_bg}
TextBox{parent=rect,text="Firmware",fg_bg=label_fg_bg}
TextBox{parent=rect,text="Round-Trip Time",fg_bg=label_fg_bg}
local addr = TextBox{parent=rect,x=13,y=2,text="---"}
local fw = TextBox{parent=rect,x=13,y=3,text="---"}
local rtt = TextBox{parent=rect,x=13,y=3,text="---"}
addr.register(f_ps, pfx .. "_addr", addr.set_value)
fw.register(f_ps, pfx .. "_fw", fw.set_value)
rtt.register(f_ps, pfx.. "_rtt", function (value)
rtt.set_value(rtt)
if value > HIGH_RTT then
rtt.recolor(colors.red)
elseif value > WARN_RTT then
rtt.recolor(colors.yellow)
else
rtt.recolor(colors.green)
end
end)
end
--#region main computer page
local m_div = Div{parent=panes[1],x=2,width=main.get_width()-2}
local main_page = app.new_page(nil, 1)
main_page.tasks = { update }
TextBox{parent=m_div,y=1,text="Connected Computers",alignment=ALIGN.CENTER}
local conns = DataIndicator{parent=m_div,x=10,y=3,lu_colors=lu_col,label="Online",unit="",format="%3d",value=0,commas=true,width=21}
conns.register(f_ps, "comp_online", conns.update)
local svr_div = Div{parent=m_div,y=5,height=5}
local svr_rect = Rectangle{parent=svr_div,height=5,x=2,width=21,border=border(1,colors.gray,true),thin=true,fg_bg=cpair(colors.black,colors.lightGray)}
TextBox{parent=svr_rect,text="Supervisor"}
TextBox{parent=svr_rect,x=12,y=1,width=6,text="Online",fg_bg=cpair(colors.green,colors._INHERIT)}
TextBox{parent=svr_rect,text="Computer ID",fg_bg=label_fg_bg}
TextBox{parent=svr_rect,text="Firmware",fg_bg=label_fg_bg}
local svr_addr = TextBox{parent=svr_rect,x=13,y=2,text="---"}
local svr_fw = TextBox{parent=svr_rect,x=13,y=3,text="---"}
svr_addr.register(f_ps, "comp_svr_addr", svr_addr.set_value)
svr_fw.register(f_ps, "comp_svr_fw", svr_fw.set_value)
local crd_div = Div{parent=m_div,y=5,height=5}
local crd_rect = Rectangle{parent=crd_div,height=6,x=2,width=21,border=border(1,colors.gray,true),thin=true,fg_bg=cpair(colors.black,colors.lightGray)}
TextBox{parent=crd_rect,text="Coordinator"}
local crd_online = TextBox{parent=crd_rect,x=12,y=1,width=7,text="Online",fg_bg=cpair(colors.green,colors._INHERIT)}
create_common_indicators("comp_crd", crd_rect)
crd_online.register(f_ps, "comp_crd_online", function (online)
if online then
crd_online.set_value("Online")
crd_online.recolor(colors.green)
else
crd_online.set_value("Off-line")
crd_online.recolor(colors.red)
end
end)
--#endregion
--#region PLC page
local p_div = Div{parent=panes[2],width=main.get_width()}
local plc_page = app.new_page(nil, 2)
plc_page.tasks = { update }
TextBox{parent=p_div,y=1,text="PLC Devices",alignment=ALIGN.CENTER}
local plc_list = ListBox{parent=p_div,y=6,scroll_height=100,nav_fg_bg=cpair(colors.lightGray,colors.gray),nav_active=cpair(colors.white,colors.gray)}
local plc_elems = {} ---@type graphics_element[]
--#endregion
--#region RTU page
local r_div = Div{parent=panes[2],width=main.get_width()}
local rtu_page = app.new_page(nil, 3)
rtu_page.tasks = { update }
TextBox{parent=r_div,y=1,text="RTU Gateway Devices",alignment=ALIGN.CENTER}
local rtu_list = ListBox{parent=p_div,y=6,scroll_height=100,nav_fg_bg=cpair(colors.lightGray,colors.gray),nav_active=cpair(colors.white,colors.gray)}
local rtu_elems = {} ---@type graphics_element[]
--#endregion
--#region RTU page
local pk_div = Div{parent=panes[2],width=main.get_width()}
local pkt_page = app.new_page(nil, 4)
pkt_page.tasks = { update }
TextBox{parent=pk_div,y=1,text="Pocket Devices",alignment=ALIGN.CENTER}
local pkt_list = ListBox{parent=p_div,y=6,scroll_height=100,nav_fg_bg=cpair(colors.lightGray,colors.gray),nav_active=cpair(colors.white,colors.gray)}
local pkt_elems = {} ---@type graphics_element[]
--#endregion
--#region connect/disconnect management
f_ps.subscribe("comp_connect", function (id)
local pfx = "comp_" .. id
local type = f_ps.get(pfx .. "_type")
if type == DEV_TYPE.PLC then
plc_elems[id] = Div{parent=plc_list,height=5}
local rect = Rectangle{parent=plc_elems[id],height=6,x=2,width=20,border=border(1,colors.gray,true),thin=true,fg_bg=cpair(colors.black,colors.lightGray)}
local title = TextBox{parent=rect,text="PLC (Unit ?) @ "..id}
title.register(f_ps, pfx .. "_unit", function (unit) title.set_value("PLC (Unit " .. unit .. ") @ " .. id) end)
create_common_indicators(pfx, rect)
elseif type == DEV_TYPE.RTU then
rtu_elems[id] = Div{parent=rtu_list,height=5}
local rect = Rectangle{parent=rtu_elems[id],height=6,x=2,width=20,border=border(1,colors.gray,true),thin=true,fg_bg=cpair(colors.black,colors.lightGray)}
TextBox{parent=rect,text="RTU Gateway @ "..id}
create_common_indicators(pfx, rect)
elseif type == DEV_TYPE.PKT then
pkt_elems[id] = Div{parent=pkt_list,height=5}
local rect = Rectangle{parent=pkt_elems[id],height=6,x=2,width=20,border=border(1,colors.gray,true),thin=true,fg_bg=cpair(colors.black,colors.lightGray)}
TextBox{parent=rect,text="Pocket @ "..id}
create_common_indicators(pfx, rect)
end
end)
f_ps.subscribe("comp_disconnect", function (id)
local type = f_ps.get("comp_" ..id .. "_type")
if type == DEV_TYPE.PLC then
if plc_elems[id] then plc_elems[id].delete() end
plc_elems[id] = nil
elseif type == DEV_TYPE.RTU then
if rtu_elems[id] then rtu_elems[id].delete() end
rtu_elems[id] = nil
elseif type == DEV_TYPE.PKT then
if pkt_elems[id] then pkt_elems[id].delete() end
pkt_elems[id] = nil
end
end)
--#endregion
-- setup multipane
local u_pane = MultiPane{parent=page_div,x=1,y=1,panes=panes}
app.set_root_pane(u_pane)
-- setup sidebar
local list = {
{ label = " # ", tall = true, color = core.cpair(colors.black, colors.green), callback = db.nav.go_home },
{ label = " \x1e ", color = core.cpair(colors.black, colors.blue), callback = main_page.nav_to },
{ label = "PLC", color = core.cpair(colors.black, colors.red), callback = plc_page.nav_to },
{ label = "RTU", color = core.cpair(colors.black, colors.orange), callback = rtu_page.nav_to },
{ label = "PKT", color = core.cpair(colors.black, colors.gray), callback = pkt_page.nav_to }
}
app.set_sidebar(list)
-- done, show the app
main_page.nav_to()
load_pane.set_value(2)
end
-- delete the elements and switch back to the loading screen
local function unload()
if page_div then
page_div.delete()
page_div = nil
end
app.set_sidebar({ { label = " # ", tall = true, color = core.cpair(colors.black, colors.green), callback = db.nav.go_home } })
app.delete_pages()
-- show loading screen
load_pane.set_value(1)
end
app.set_load(load)
app.set_unload(unload)
return main
end
return new_view