OPS

- Added new **CONDITION** class
- Added new **OPERATION** class

Moose Development/Moose/Core/Condition.lua

@@ -0,0 +1,279 @@
+--- **Core** - Define any or all conditions to be evaluated.
+--
+-- **Main Features:**
+--
+--    * Add arbitrary numbers of conditon functions
+--    * Evaluate *any* or *all* conditions
+--
+-- ===
+--
+-- ### Author: **funkyfranky**
+-- @module Core.Condition
+-- @image Core_Condition.png
+
+
+--- CONDITON class.
+-- @type CONDITION
+-- @field #string ClassName Name of the class.
+-- @field #string lid Class id string for output to DCS log file.
+-- @field #boolean isAny General functions are evaluated as any condition.
+-- @field #boolean negateResult Negeate result of evaluation.
+-- @field #table functionsGen General condition functions.
+-- @field #table functionsAny Any condition functions.
+-- @field #table functionsAll All condition functions.
+-- 
+-- @extends Core.Base#BASE
+
+--- *Better three hours too soon than a minute too late.* - William Shakespeare
+--
+-- ===
+--
+-- # The CONDITION Concept
+-- 
+-- 
+--
+-- @field #CONDITION
+CONDITION = {
+  ClassName      = "CONDITION",
+  lid            =   nil,
+  functionsGen   =    {},
+  functionsAny   =    {},
+  functionsAll   =    {},
+}
+
+--- Condition function.
+-- @type CONDITION.Function
+-- @field #function func Callback function to check for a condition. Should return a `#boolean`.
+-- @field #table arg (Optional) Arguments passed to the condition callback function if any.
+
+--- CONDITION class version.
+-- @field #string version
+CONDITION.version="0.0.1"
+
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+-- TODO list
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+-- TODO: Make FSM.
+
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+-- Constructor
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+--- Create a new CONDITION object.
+-- @param #CONDITION self
+-- @param #string Name (Optional) Name used in the logs. 
+-- @return #CONDITION self
+function CONDITION:New(Name)
+
+  -- Inherit BASE.
+  local self=BASE:Inherit(self, BASE:New()) --#CONDITION
+  
+  self.name=Name or "Condition X"
+  
+  self.lid=string.format("%s | ", self.name)
+
+  return self
+end
+
+--- Set that general condition functions return `true` if `any` function returns `true`. Default is that *all* functions must return `true`.
+-- @param #CONDITION self
+-- @param #boolean Any If `true`, *any* condition can be true. Else *all* conditions must result `true`.
+-- @return #CONDITION self
+function CONDITION:SetAny(Any)
+  self.isAny=Any
+  return self
+end
+
+--- Negate result.
+-- @param #CONDITION self
+-- @param #boolean Negate If `true`, result is negated else  not.
+-- @return #CONDITION self
+function CONDITION:SetNegateResult(Negate)
+  self.negateResult=Negate
+  return self
+end
+
+--- Add a function that is evaluated. It must return a `#boolean` value, *i.e.* either `true` or `false` (or `nil`).
+-- @param #CONDITION self
+-- @param #function Function The function to call.
+-- @param ... (Optional) Parameters passed to the function (if any).
+-- 
+-- @usage
+-- local function isAequalB(a, b)
+--   return a==b
+-- end
+-- 
+-- myCondition:AddFunction(isAequalB, a, b)
+-- 
+-- @return #CONDITION self
+function CONDITION:AddFunction(Function, ...)
+
+  -- Condition function.
+  local condition=self:_CreateCondition(Function, ...)
+
+  -- Add to table.
+  table.insert(self.functionsGen, condition)
+
+  return self
+end
+
+--- Add a function that is evaluated. It must return a `#boolean` value, *i.e.* either `true` or `false` (or `nil`).
+-- @param #CONDITION self
+-- @param #function Function The function to call.
+-- @param ... (Optional) Parameters passed to the function (if any).
+-- @return #CONDITION self
+function CONDITION:AddFunctionAny(Function, ...)
+
+  -- Condition function.
+  local condition=self:_CreateCondition(Function, ...)
+
+  -- Add to table.
+  table.insert(self.functionsAny, condition)
+
+  return self
+end
+
+--- Add a function that is evaluated. It must return a `#boolean` value, *i.e.* either `true` or `false` (or `nil`).
+-- @param #CONDITION self
+-- @param #function Function The function to call.
+-- @param ... (Optional) Parameters passed to the function (if any).
+-- @return #CONDITION self
+function CONDITION:AddFunctionAll(Function, ...)
+
+  -- Condition function.
+  local condition=self:_CreateCondition(Function, ...)
+
+  -- Add to table.
+  table.insert(self.functionsAll, condition)
+
+  return self
+end
+
+
+--- Evaluate conditon functions.
+-- @param #CONDITION self
+-- @param #boolean AnyTrue If `true`, evaluation return `true` if *any* condition function returns `true`. By default, *all* condition functions must return true.
+-- @return #boolean Result of condition functions.
+function CONDITION:Evaluate(AnyTrue)
+
+  -- Any condition for gen.
+  local evalAny=self.isAny
+  if AnyTrue~=nil then
+    evalAny=AnyTrue
+  end
+  
+  local isGen=nil
+  if evalAny then
+    isGen=self:_EvalConditionsAny(self.functionsGen)
+  else
+    isGen=self:_EvalConditionsAll(self.functionsGen)
+  end
+  
+  -- Is any?
+  local isAny=self:_EvalConditionsAny(self.functionsAny)
+  
+  -- Is all?
+  local isAll=self:_EvalConditionsAll(self.functionsAll)
+  
+  -- Result.
+  local result=isGen and isAny and isAll
+  
+  -- Negate result.
+  if self.negateResult then
+    result=not result
+  end
+  
+  -- Debug message.
+  self:I(self.lid..string.format("Evaluate: isGen=%s, isAny=%s, isAll=%s (negate=%s) ==> result=%s", tostring(isGen), tostring(isAny), tostring(isAll), tostring(self.negateResult), tostring(result)))
+
+  return result
+end
+
+--- Check if all given condition are true.
+-- @param #CONDITION self
+-- @param #table functions Functions to evaluate.
+-- @return #boolean If true, all conditions were true (or functions was empty/nil). Returns false if at least one condition returned false.
+function CONDITION:_EvalConditionsAll(functions)
+
+  -- At least one condition?
+  local gotone=false
+
+
+  -- Any stop condition must be true.
+  for _,_condition in pairs(functions or {}) do
+    local condition=_condition --#CONDITION.Function
+
+    -- At least one condition was defined.
+    gotone=true
+
+    -- Call function.
+    local istrue=condition.func(unpack(condition.arg))
+
+    -- Any false will return false.
+    if not istrue then
+      return false
+    end
+
+  end
+  
+  -- All conditions were true.
+  return true
+end
+
+
+--- Check if any of the given conditions is true.
+-- @param #CONDITION self
+-- @param #table functions Functions to evaluate.
+-- @return #boolean If true, at least one condition is true (or functions was emtpy/nil).
+function CONDITION:_EvalConditionsAny(functions)
+
+  -- At least one condition?
+  local gotone=false
+
+  -- Any stop condition must be true.
+  for _,_condition in pairs(functions or {}) do
+    local condition=_condition --#CONDITION.Function
+    
+    -- At least one condition was defined.
+    gotone=true
+
+    -- Call function.
+    local istrue=condition.func(unpack(condition.arg))
+
+    -- Any true will return true.
+    if istrue then
+      return true
+    end
+
+  end
+  
+  -- No condition was true.
+  if gotone then
+    return false
+  else
+    -- No functions passed.
+    return true
+  end
+end
+
+--- Create conditon fucntion object.
+-- @param #CONDITION self
+-- @param #function Function The function to call.
+-- @param ... (Optional) Parameters passed to the function (if any).
+-- @return #CONDITION.Function Condition function.
+function CONDITION:_CreateCondition(Function, ...)
+
+  local condition={} --#CONDITION.Function
+
+  condition.func=Function
+  condition.arg={}
+  if arg then
+    condition.arg=arg
+  end
+  
+  return condition
+end
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------