{-# LANGUAGE DisambiguateRecordFields #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE ImportQualifiedPost #-}
{-# LANGUAGE MultiParamTypeClasses #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE NoFieldSelectors #-}
{-# LANGUAGE NumericUnderscores #-}
{-# LANGUAGE OverloadedRecordDot #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE StandaloneDeriving #-}
{-# LANGUAGE TemplateHaskell #-}
{-# LANGUAGE TypeOperators #-}
{-# LANGUAGE UndecidableInstances #-}
module Tax.Canada.Province.BC (Returns(..), BC428, bc428Fields, bc479Fields, formFileNames,
fixBC428, fixBC479, fixReturns, returnFields, t1Fields) where
import Data.CAProvinceCodes (Code(BC))
import Data.Map (Map, fromList)
import Data.Text (Text)
import Rank2 qualified
import Rank2.TH qualified
import Transformation.Shallow.TH qualified
import Tax.Canada.Federal qualified as Federal
import Tax.Canada.Federal (Forms(t1), fixFederalForms)
import Tax.Canada.FormKey qualified as FormKey
import Tax.Canada.FormKey (FormKey)
import Tax.Canada.T1.Types (T1 (T1, page7, page8), Page7(Page7, step6_RefundOrBalanceOwing), Page8(Page8))
import Tax.Canada.T1.Types qualified as T1
import Tax.Canada.T1.Types qualified as Page8 (Page8(..))
import Tax.Canada.T1.FieldNames.BC (t1Fields)
import Tax.Canada.Province.BC.BC428.Types qualified as BC
import Tax.Canada.Province.BC.BC428.Types qualified as BC.Page1 (Page1(..))
import Tax.Canada.Province.BC.BC428.Types qualified as BC.Page2 (Page2(..))
import Tax.Canada.Province.BC.BC428.Types (BC428 (BC428))
import Tax.Canada.Province.BC.BC428.Fix (fixBC428)
import Tax.Canada.Province.BC.BC428.FieldNames (bc428Fields)
import Tax.Canada.Province.BC.BC479.Types qualified as BCC
import Tax.Canada.Province.BC.BC479.Types (BC479 (BC479))
import Tax.Canada.Province.BC.BC479.Fix (fixBC479)
import Tax.Canada.Province.BC.BC479.FieldNames (bc479Fields)
import Tax.Canada.Shared(MedicalExpenses(..), BaseCredit(..))
import Tax.FDF (FieldConst, within)
import Tax.Util (fixEq, totalOf)
data Returns line = Returns {
federal :: Federal.Forms line,
bc428 :: BC428 line,
bc479 :: BC479 line}
deriving instance (Show (Federal.Forms line), Show (BC428 line), Show (BC479 line)) => Show (Returns line)
deriving instance (Eq (Federal.Forms line), Eq (BC428 line), Eq (BC479 line)) => Eq (Returns line)
Rank2.TH.deriveFunctor ''Returns
Rank2.TH.deriveApply ''Returns
Rank2.TH.deriveApplicative ''Returns
Rank2.TH.deriveFoldable ''Returns
Rank2.TH.deriveTraversable ''Returns
Transformation.Shallow.TH.deriveAll ''Returns
fixReturns :: Federal.InputForms Maybe -> Returns Maybe -> Returns Maybe
fixReturns inputs =
fixEq $ \Returns{federal = ff@Federal.Forms{t1 = t1@T1{page7 = page7@Page7{step6_RefundOrBalanceOwing},
page8 = page8@Page8{step6_RefundOrBalanceOwing = page8step6}}},
bc428 = bc428@BC428{page1 = page1@BC.Page1{partA, partB = partB1@BC.Page1PartB{spouseAmount}},
page2 = page2@BC.Page2{BC.partB = partB2@BC.Page2PartB{BC.medicalExpenses}},
page3 = page3@BC.Page3{BC.partC}},
bc479}
-> Returns{federal = fixFederalForms BC inputs $
ff{t1 = t1{page7 =
page7{step6_RefundOrBalanceOwing =
step6_RefundOrBalanceOwing{T1.line_42800_ProvTerrTax =
bc428.page3.line91_tax}},
page8 =
page8{Page8.step6_RefundOrBalanceOwing =
page8step6{T1.line_47900_ProvTerrCredits =
bc479.page3.line42_credits}}}},
bc428 = fixBC428
bc428{BC.page1 =
page1{BC.Page1.partA =
partA{BC.income = t1.page5.step4_TaxableIncome.line_26000_TaxableIncome},
BC.Page1.partB =
partB1{BC.spouseAmount = spouseAmount{reduction = t1.page1.spouse.line_23600}}
},
BC.page2 =
page2{BC.Page2.partB = partB2{BC.line27_cppQpp = t1.page6.line_30800,
BC.line28_cppQpp = t1.page6.line_31000,
BC.line29_employmentInsurance = t1.page6.line_31200,
BC.line30_employmentInsurance = t1.page6.line_31217,
BC.line41_interest = t1.page6.line_31900,
BC.medicalExpenses =
medicalExpenses{
expenses = t1.page6.medical_expenses.familyExpenses,
netIncome = t1.page4.line_23600_NetIncome}}},
BC.page3 =
page3{BC.partC = partC{BC.line66_copy = t1.page7.partC_NetFederalTax.line_40427},
BC.line74_copy = t1.page4.line_23600_NetIncome}},
bc479 = fixBC479
bc479{BCC.page1 =
bc479.page1{BCC.line1_netIncome_self = t1.page4.line_23600_NetIncome,
BCC.line1_netIncome_spouse = t1.page1.spouse.line_23600,
BCC.line4_uccb_rdsp_income_self = totalOf [t1.page3.line_11700_UCCB,
t1.page3.line_12500_RDSP],
BCC.line7_threshold = if t1.page1.identification.maritalStatus
`elem` [Just T1.Married,
Just T1.LivingCommonLaw]
then Just 18_000
else 15_000 <$ t1.page1.identification.maritalStatus}}}
returnFields :: Returns FieldConst
returnFields = Returns{
federal = Federal.formFieldsForProvince BC,
bc428 = within "Provincial428" Rank2.<$> bc428Fields,
bc479 = within "Provincial479" Rank2.<$> bc479Fields}
formFileNames :: Map FormKey Text
formFileNames = fromList [
(FormKey.T1, "T1/5010-r"),
(FormKey.Provincial428, "428/5010-c"),
(FormKey.Provincial479, "479/5010-tc")]