#403 guide searching

pocket/ui/apps/guide.lua

@@ -2,11 +2,11 @@
 -- System Guide
 --
 
--- local util       = require("scada-common.util")
+local util          = require("scada-common.util")
 -- local log        = require("scada-common.log")
 
 local iocontrol     = require("pocket.iocontrol")
-local TextField    = require("graphics.elements.form.text_field")
+local TextField     = require("graphics.elements.form.text_field")
 
 local docs          = require("pocket.ui.docs")
 local style         = require("pocket.ui.style")
@@ -73,10 +73,10 @@ local function new_view(root)
         local panes = { home, search, use, uis, fps, gls }
 
         local doc_map = {}
-        local search_map = {}
+        local search_db = {}
 
         ---@class _guide_section_constructor_data
-        local sect_construct_data = { app, page_div, panes, doc_map, search_map, btn_fg_bg, btn_active }
+        local sect_construct_data = { app, page_div, panes, doc_map, search_db, btn_fg_bg, btn_active }
 
         TextBox{parent=home,y=1,text="cc-mek-scada Guide",height=1,alignment=ALIGN.CENTER}
 
@@ -88,10 +88,57 @@ local function new_view(root)
 
         TextBox{parent=search,y=1,text="Search",height=1,alignment=ALIGN.CENTER}
 
-        TextField{parent=search,x=1,y=3,width=18,fg_bg=cpair(colors.white,colors.gray)}
-        PushButton{parent=search,x=20,y=3,text="GO",fg_bg=btn_fg_bg,active_fg_bg=btn_active,callback=function()end}
+        local query_field = TextField{parent=search,x=1,y=3,width=18,fg_bg=cpair(colors.white,colors.gray)}
 
-        local search_results = ListBox{parent=search,x=1,y=5,scroll_height=100,nav_fg_bg=cpair(colors.lightGray,colors.gray),nav_active=cpair(colors.white,colors.gray)}
+        local func_ref = {}
+
+        PushButton{parent=search,x=20,y=3,text="GO",fg_bg=btn_fg_bg,active_fg_bg=btn_active,callback=function()func_ref.run_search()end}
+
+        local search_results = ListBox{parent=search,x=1,y=5,scroll_height=200,nav_fg_bg=cpair(colors.lightGray,colors.gray),nav_active=cpair(colors.white,colors.gray)}
+
+        function func_ref.run_search()
+            local query = string.lower(query_field.get_value())
+            local s_results = { {}, {}, {} }
+
+            search_results.remove_all()
+
+            if string.len(query) < 3 then
+                TextBox{parent=search_results,text=util.trinary(string.len(query)==0,"Click 'GO' to search...","Search requires at least 3 characters.")}
+                return
+            end
+
+            for _, entry in ipairs(search_db) do
+                local s_start, _ = string.find(entry[1], query, 1, true)
+
+                if s_start == nil then
+                elseif s_start == 1 then
+                    -- best match, start of key
+                    table.insert(s_results[1], entry)
+                elseif string.sub(query, s_start - 1, s_start) == " " then
+                    -- start of word, good match
+                    table.insert(s_results[2], entry)
+                else
+                    -- basic match in content
+                    table.insert(s_results[3], entry)
+                end
+            end
+
+            local empty = true
+
+            for tier = 1, 3 do
+                for idx = 1, #s_results[tier] do
+                    local entry = s_results[tier][idx]
+                    TextBox{parent=search_results,text=entry[3].." >",fg_bg=cpair(colors.gray,colors.black)}
+                    PushButton{parent=search_results,text=entry[2],alignment=ALIGN.LEFT,fg_bg=btn_fg_bg,active_fg_bg=btn_active,callback=entry[4]}
+
+                    empty = false
+                end
+            end
+
+            if empty then
+                TextBox{parent=search_results,text="No results found."}
+            end
+        end
 
         TextBox{parent=search_results,text="Click 'GO' to search..."}
 

pocket/ui/docs.lua

@@ -55,7 +55,7 @@ doc("automatic", "Auto Reactor SCRAM", "Indicates if the automatic control syste
 doc("sys_fail", "System Failure", "Indicates if the RPS tripped due to the reactor not being formed.")
 doc("high_dmg", "Damage Level High", "Indicates if the RPS tripped due to significant reactor damage.")
 doc("ex_waste", "Excess Waste", "Indicates if the RPS tripped due to very high waste levels.")
-doc("ex_hcool", "Excess Heated Coolant", "Indicates if the RPS tripped due to very high waste levels.")
+doc("ex_hcool", "Excess Heated Coolant", "Indicates if the RPS tripped due to very high heated coolant levels.")
 doc("high_temp", "Temperature High", "Indicates if the RPS tripped due to reaching damaging temperatures.")
 doc("low_cool", "Coolant Level Low Low", "Indicates if the RPS tripped due to very low coolant levels that result in the temperature uncontrollably rising.")
 doc("no_fuel", "No Fuel", "Indicates if the RPS tripped due to no fuel being available.")

pocket/ui/pages/guide_section.lua

@@ -17,7 +17,7 @@ local cpair = core.cpair
 ---@param scroll_height integer
 ---@return nav_tree_page
 return function (data, base_page, title, items, scroll_height)
-    local app, page_div, panes, doc_map, search_map, btn_fg_bg, btn_active = table.unpack(data)
+    local app, page_div, panes, doc_map, search_db, btn_fg_bg, btn_active = table.unpack(data)
 
     local section_page = app.new_page(base_page, #panes + 1)
     local section_div = Div{parent=page_div,x=2}
@@ -50,9 +50,9 @@ return function (data, base_page, title, items, scroll_height)
         end
 
         doc_map[item.key] = view
-        search_map[item.name] = view
+        table.insert(search_db, { string.lower(item.name), item.name, title, view })
 
-        PushButton{parent=name_list,text=item.name,fg_bg=cpair(colors.blue,colors.black),active_fg_bg=btn_active,callback=view}
+        PushButton{parent=name_list,text=item.name,alignment=ALIGN.LEFT,fg_bg=cpair(colors.blue,colors.black),active_fg_bg=btn_active,callback=view}
     end
 
     return section_page