Convert FII dividends date to YYYY-MM-DD format

parsers/fiidb.go

@@ -102,8 +102,8 @@ func (fii FIIStore) StoreFIIDividends(stream map[string]string) error {
 	}
 
 	code := mapFinder("Código de negociação da cota", stream)
-	baseDate := mapFinder("Data-base", stream)
-	pymtDate := mapFinder("Data do pagamento", stream)
+	baseDate := fixDate(mapFinder("Data-base", stream))
+	pymtDate := fixDate(mapFinder("Data do pagamento", stream))
 	val := mapFinder("Valor do provento por cota", stream)
 
 	const insert = `INSERT OR IGNORE INTO fii_dividends 
@@ -167,3 +167,12 @@ func comma2dot(val string) float64 {
 	n, _ := strconv.ParseFloat(b, 64)
 	return n
 }
+
+// fixDate converts dates from DD/MM/YYYY to YYYY-MM-DD.
+func fixDate(date string) string {
+	if len(date) != len("26/04/2021") || strings.Count(date, "/") != 2 {
+		return date
+	}
+
+	return date[6:10] + "-" + date[3:5] + "-" + date[0:2]
+}

parsers/fiidb_test.go

@@ -0,0 +1,63 @@
+package parsers
+
+import (
+	"testing"
+)
+
+func Test_comma2dot(t *testing.T) {
+	type args struct {
+		val string
+	}
+	tests := []struct {
+		name string
+		args args
+		want float64
+	}{
+		{
+			name: "should work",
+			args: args{val: "1.230,56"},
+			want: 1230.56,
+		},
+		{
+			name: "should return 0",
+			args: args{val: "shouldbeanum"},
+			want: 0,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := comma2dot(tt.args.val); got != tt.want {
+				t.Errorf("comma2dot() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func Test_convertDateStr(t *testing.T) {
+	type args struct {
+		date string
+	}
+	tests := []struct {
+		name string
+		args args
+		want string
+	}{
+		{
+			name: "should work",
+			args: args{date: "01/02/2021"},
+			want: "2021-02-01",
+		},
+		{
+			name: "should return the input",
+			args: args{date: "wrong/date"},
+			want: "wrong/date",
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := fixDate(tt.args.date); got != tt.want {
+				t.Errorf("fixDate() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}