wip: transaction endpoint

go.mod

@@ -2,14 +2,16 @@ module github.com/cciuenf/rinha
 
 go 1.22.0
 
+require github.com/labstack/echo/v4 v4.11.4
+
 require (
 	github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
-	github.com/labstack/echo/v4 v4.11.4 // indirect
 	github.com/labstack/gommon v0.4.2 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasttemplate v1.2.2 // indirect
+	github.com/zoedsoupe/exo v0.2.3 // indirect
 	golang.org/x/crypto v0.17.0 // indirect
 	golang.org/x/net v0.19.0 // indirect
 	golang.org/x/sys v0.15.0 // indirect

go.sum

@@ -17,6 +17,8 @@ github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6Kllzaw
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
 github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
 github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
+github.com/zoedsoupe/exo v0.2.3 h1:HQzbuoWgJ9gnmX0VHd54ER9xzkyCBi+IwIQuhLAZBNk=
+github.com/zoedsoupe/exo v0.2.3/go.mod h1:IWy7Y2ciTza+iC9ssK+VzqsdfWl4ZRHtvrJ5+y+T1TE=
 golang.org/x/crypto v0.17.0 h1:r8bRNjWL3GshPW3gkd+RpvzWrZAwPS49OmTGZ/uhM4k=
 golang.org/x/crypto v0.17.0/go.mod h1:gCAAfMLgwOJRpTjQ2zCCt2OcSfYMTeZVSRtQlPC7Nq4=
 golang.org/x/net v0.19.0 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=

internal/client.go

@@ -0,0 +1,8 @@
+package internal
+
+type Client struct {
+	ID       int
+	Name     string
+	MaxLimit int
+	Balance  int
+}

internal/transaction.go

@@ -0,0 +1,37 @@
+package internal
+
+import (
+	"errors"
+	"time"
+
+	. "github.com/zoedsoupe/exo/changeset"
+)
+
+type Transaction struct {
+	ID          int
+	Value       int
+	CustomerID  int
+	Type        [1]string
+	Description [10]string
+	CreatedAt   time.Time
+}
+
+var transactions []Transaction
+
+var client = [5]Client{
+	{1, "A", 1000 * 100, 0},
+	{2, "B", 800 * 100, 0},
+	{3, "C", 10000 * 100, 0},
+	{4, "D", 100000 * 100, 0},
+	{5, "E", 5000 * 100, 0},
+}
+
+func MakeTransaction(ID int, Value map[string]interface{}) (Transaction, error) {
+	var t Transaction
+	if ID < 1 || ID > 5 {
+		return t, errors.New("ID não exitse")
+	}
+
+	c := Cast[Transaction](Value)
+
+}

main.go

@@ -4,6 +4,8 @@ import (
 	"flag"
 	"net/http"
 
+	. "github.com/cciuenf/rinha/internal"
+
 	"github.com/labstack/echo/v4"
 	"github.com/labstack/echo/v4/middleware"
 )