tooltip

type BoolChainTerm struct {
	Operator string           `parser:"@BOC"`
	Term     *BoolGeneralTerm `parser:"@@"`
}

type BoolCompareBranch struct {
	Operator string             `parser:"@BOP"`
	Value    *BoolTerminalValue `parser:"@@"`
}

type BoolExpression struct {
	Left  *BoolGeneralTerm `parser:"@@"`
	Right []*BoolChainTerm `parser:"@@*"`
}

type BoolGeneralTerm struct {
	Left  *BoolTerminalValue   `parser:"@@"`
	Right []*BoolCompareBranch `parser:"@@*"`
}

type BoolTerminalValue struct {
	Negated        *string           `parser:"@NOT?"`
	SpellCondition *SpellCondition   `parser:"@SpellCond"`
	SpellRef       *SimpleSpellValue `parser:"|@@"`
	Number         *float64          `parser:"| @(Float|Int)"`
	Subexpression  *BoolExpression   `parser:"| '(' @@ ')'"`
}

type ComplexValue struct {
	MathExpression     *MathExpression     `parser:"@@"`
	VariableAssignment *VariableAssignment `parser:"|@@"`
	Terniary           *Ternary            `parser:"|'$?'@@"`
	ShortTernary       *ShortTernary       `parser:"|@@"`
	ComputedValue      *ComputedValue      `parser:"|@@"`
	Word               *string             `parser:"|@(Ident|Int|Op|Float)"`
	Punctuation        *string             `parser:"|@Punct"`
	DescriptionRef     *DescriptionRef     `parser:"|DescLookup @@"`
	SpellNameRef       *SpellNameRef       `parser:"|'$@spellname'@@"`
	SpellIconRef       *SpellIconRef       `parser:"|'$@spellicon'@@"`
}

type ComputedValue struct {
	Negative      *NegativeComputedValue `parser:"@@"`
	SimpleCompute *SimpleCompute         `parser:"|@@"`
	VariableRef   *VariableRef           `parser:"|@@"`
	Function      *Function              `parser:"|@@"`
	SpellValue    *SimpleSpellValue      `parser:"|@@"`
}

type DBCTooltipDataProvider struct {
	DBC *dbc.DBC
}

type DescriptionRef struct {
	SpellId int64 `parser:"@Int"`
}

type EffectMap map[int]dbc.SpellEffect

type Expression struct {
	Left  *MathSimpleTerm `parser:"@@"`
	Right []*MathAddTerm  `parser:"@@*"`
}

type Function struct {
	Name string        `parser:"'$'@VarName"`
	Args *[]Expression `parser:"'(' @@ (',' @@)* ')'"`
}

type MathAddTerm struct {
	Operator MathOperator    `parser:"@('+' | '-')"`
	Term     *MathSimpleTerm `parser:"@@"`
}

type MathExpression struct {
	Expression *Expression `parser:"'${'@@ ')'*'}'"`
	Round      *float64    `parser:"@Float?"`
}

type MathFactorTerm struct {
	Base     *MathValue `parser:"@@"`
	Exponent *MathValue `parser:"( '^' @@ )?"`
}

type MathMultTerm struct {
	Operator MathOperator    `parser:"@('*' | '/')"`
	Factor   *MathFactorTerm `parser:"@@"`
}

type MathOperator int

type MathSimpleTerm struct {
	Left  *MathFactorTerm `parser:"@@"`
	Right []*MathMultTerm `parser:"@@*"`
}

type MathValue struct {
	Number        *float64       `parser:"  @('-'? (Float|Int))"`
	Variable      *string        `parser:"| @Ident"`
	ComputedValue *ComputedValue `parser:"| @@"`
	Subexpression *Expression    `parser:"| '(' @@ ')'"`
}

type NegativeComputedValue struct {
	Negative *string        `parser:"'-'"`
	Value    *ComputedValue `parser:"@@"`
}

type ShortTernary struct {
	Type  string `parser:"@ShortTern"`
	Right string `parser:"@Option';'"`
}

type SimpleCompute struct {
	Op    string            `parser:"'$'@('/' | '*')"`
	Num   int64             `parser:"@Int"`
	Value *SimpleSpellValue `parser:"';'@@"`
}

type SimpleSpellValue struct {
	SpellId  *int64        `parser:"'$'?@Int?"`
	Selector SpellEntryRef `parser:"@SpMod"`
}

type SpellCondition struct {
	Op      string
	SpellId int64
}

type SpellEntryRef struct {
	EffectColumn string
	EffectIndex  int64
}

type SpellIconRef struct {
	SpellId int64 `parser:"@Int"`
}

type SpellNameRef struct {
	SpellId int64 `parser:"@Int"`
}

type Ternary struct {
	BoolExpr    *BoolExpression   `parser:"@@"`
	FirstValue  *TooltipAST       `parser:"'['@@(']'|']?')"`
	SecondValue *TernaryRightSide `parser:"@@"`
}

type TernaryRightSide struct {
	SecondValue *TooltipAST `parser:"'['@@']'"`
	Chained     *Ternary    `parser:"|@@"`
}

type Tooltip struct {
	Context *TooltipContext
	AST     *TooltipAST
}

type TooltipAST struct {
	Values *[]ComplexValue `parser:"@@*"`
}

type TooltipContext struct {
	DataProvider TooltipDataProvider
	Variables    map[string]float64
	LastEval     float64
	SpellId      int64
}

type TooltipDataProvider interface {
	GetAttackPower() float64
	GetDescriptionVariableString(spellId int64) string
	GetEffectAmplitude(spellId int64, effectIdx int64) float64
	GetEffectScaledValue(spellId int64, effectIdx int64) float64
	GetEffectBaseValue(spellId int64, effectIdx int64) float64 // basePoints + ?
	GetEffectChainAmplitude(spellId int64, effectidx int64) float64
	GetEffectMaxTargets(spellId int64, effectIdx int64) int64
	GetEffectPeriod(spellId int64, effectIdx int64) time.Duration
	GetEffectPointsPerResource(spellId int64, effectIdx int64) float64
	GetEffectRadius(spellId int64, effectIdx int64) float64
	GetEffectEnchantValue(enchantId int64, effectidx int64) float64
	GetMainHandWeapon() *core.Weapon
	GetOffHandWeapon() *core.Weapon
	GetPlayerLevel() float64
	GetSpecNum() int64 // The spec index for the class. Basically left to right in the talent window. i.E. Balance = 0, Guardian = 1, Feral = 2, Restoration = 4
	GetSpellDescription(spellId int64) string
	GetSpellDuration(spellId int64) time.Duration
	GetSpellIcon(spellId int64) string
	GetSpellMaxTargets(spellId int64) int64
	GetSpellName(spellid int64) string
	GetSpellPower() float64
	GetSpellPPM(spellId int64) float64
	GetSpellProcChance(spellId int64) float64
	GetSpellProcCooldown(spellId int64) time.Duration
	GetSpellRange(spellId int64) float64
	GetSpellStacks(spellId int64) int64 // Should return SpellAuraOptions ProcCharges or CumulativeAura
	HasAura(auraId int64) bool
	HasPassive(auraId int64) bool
	IsMaleGender() bool
	KnowsSpell(spellId int64) bool
}

type VariableAssignment struct {
	VariableName string        `parser:"'$'@VarName'='"`
	Value        *ComplexValue `parser:"@@"`
}

type VariableRef struct {
	DynamicVarName string `parser:"'$<'@VarRefName'>'"`
	StaticVarName  string `parser:"|'$'@VarName (?!'(')"`
}

type Word struct {
	Word string `parser:"@Ident"`
}