From 1f765a50357fc2cfe9e5fa635453c353e5738df9 Mon Sep 17 00:00:00 2001
From: Mendel E <mendelmaleh@gmail.com>
Date: Wed, 8 Jun 2022 06:22:22 -0400
Subject: [PATCH] Add chase parser

---
 parser/all/all.go         |  1 +
 parser/chase/interface.go | 44 +++++++++++++++++++++++++++++++++++++++
 parser/chase/parser.go    | 39 ++++++++++++++++++++++++++++++++++
 parser/chase/types.go     | 23 ++++++++++++++++++++
 4 files changed, 107 insertions(+)
 create mode 100644 parser/chase/interface.go
 create mode 100644 parser/chase/parser.go
 create mode 100644 parser/chase/types.go

diff --git a/parser/all/all.go b/parser/all/all.go
index bb6010f..455702b 100644
--- a/parser/all/all.go
+++ b/parser/all/all.go
@@ -4,5 +4,6 @@ import (
 	_ "git.sr.ht/~mendelmaleh/pfin/parser/amex"
 	_ "git.sr.ht/~mendelmaleh/pfin/parser/bofa"
 	_ "git.sr.ht/~mendelmaleh/pfin/parser/capitalone"
+	_ "git.sr.ht/~mendelmaleh/pfin/parser/chase"
 	_ "git.sr.ht/~mendelmaleh/pfin/parser/personal"
 )
diff --git a/parser/chase/interface.go b/parser/chase/interface.go
new file mode 100644
index 0000000..9f539ff
--- /dev/null
+++ b/parser/chase/interface.go
@@ -0,0 +1,44 @@
+package chase
+
+import (
+	"time"
+
+	"git.sr.ht/~mendelmaleh/pfin"
+	"git.sr.ht/~mendelmaleh/pfin/util"
+)
+
+var _ = pfin.Transaction(Transaction{})
+
+func (tx Transaction) Date() time.Time {
+	return tx.Raw.TransactionDate.Time
+}
+
+func (tx Transaction) Amount() float64 {
+	return tx.Raw.Amount
+}
+
+func (tx Transaction) Name() string {
+	return tx.Raw.Description
+}
+
+func (tx Transaction) Category() string {
+	return tx.Raw.Category
+}
+
+// not implemented
+func (tx Transaction) Card() string {
+	return ""
+}
+
+func (tx Transaction) User() string {
+	return tx.Fields.User
+}
+
+func (tx Transaction) Account() string {
+	return tx.Fields.Account
+}
+
+// should be util.FormatTx
+func (tx Transaction) String() string {
+	return util.FormatTx(tx, " ")
+}
diff --git a/parser/chase/parser.go b/parser/chase/parser.go
new file mode 100644
index 0000000..be2118f
--- /dev/null
+++ b/parser/chase/parser.go
@@ -0,0 +1,39 @@
+package chase
+
+import (
+	"git.sr.ht/~mendelmaleh/pfin"
+	"github.com/jszwec/csvutil"
+)
+
+func init() {
+	pfin.Register("chase", Parser{})
+}
+
+type Parser struct{}
+
+func (Parser) Parse(acc pfin.Account, filename string, data []byte) (txns []pfin.Transaction, err error) {
+	var raw []Transaction
+	if err = csvutil.Unmarshal(data, &raw); err != nil {
+		return
+	}
+
+	length := len(raw)
+	txns = make([]pfin.Transaction, length)
+
+	// reverse order
+	for i := 0; i < length; i++ {
+		v := raw[length-i-1]
+
+		// default user
+		v.Fields.User = acc.User("")
+		v.Fields.Account = acc.Name
+
+		txns[i] = v
+	}
+
+	return
+}
+
+func (Parser) Filetype() string {
+	return "csv"
+}
diff --git a/parser/chase/types.go b/parser/chase/types.go
new file mode 100644
index 0000000..51db463
--- /dev/null
+++ b/parser/chase/types.go
@@ -0,0 +1,23 @@
+package chase
+
+import "git.sr.ht/~mendelmaleh/pfin/parser/util"
+
+type Transaction struct {
+	Fields
+	Raw
+}
+
+type Fields struct {
+	User    string
+	Account string
+}
+
+type Raw struct {
+	TransactionDate util.DateUS `csv:"Transaction Date"`
+	PostDate        util.DateUS `csv:"Post Date"`
+	Description     string      `csv:"Description"`
+	Category        string      `csv:"Category"`
+	Type            string      `csv:"Type"`
+	Amount          float64     `csv:"Amount"`
+	Memo            string      `csv:"Memo"`
+}
-- 
2.34.4