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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| package api | ||
|
|
||
| import ( | ||
| "net/http" | ||
|
|
||
| "github.com/gin-gonic/gin" | ||
| "github.com/jackc/pgx/v5" | ||
| db "github.com/song0180/simple-bank/db/sqlc" | ||
| ) | ||
|
|
||
| type createAccountRequest struct { | ||
| Owner string `json:"owner" binding:"required"` | ||
| Currency string `json:"currency" binding:"required,oneof=USD CNY"` | ||
| } | ||
|
|
||
| func (server *Server) createAccount(ctx *gin.Context) { | ||
| var req createAccountRequest | ||
| if err := ctx.ShouldBindJSON(&req); err != nil { | ||
| ctx.JSON(http.StatusBadRequest, errorResponse(err)) | ||
| return | ||
| } | ||
|
|
||
| arg := db.CreateAccountParams{ | ||
| Owner: req.Owner, | ||
| Currency: req.Currency, | ||
| Balance: 0, | ||
| } | ||
|
|
||
| account, err := server.store.CreateAccount(ctx, arg) | ||
| if err != nil { | ||
| ctx.JSON(http.StatusInternalServerError, errorResponse(err)) | ||
| return | ||
| } | ||
|
|
||
| ctx.JSON(http.StatusOK, account) | ||
| } | ||
|
|
||
| type getAccountRequest struct { | ||
| ID int64 `uri:"id" binding:"required,min=1"` | ||
| } | ||
|
|
||
| func (server *Server) getAccount(ctx *gin.Context) { | ||
| var req getAccountRequest | ||
| if err := ctx.ShouldBindUri(&req); err != nil { | ||
| ctx.JSON(http.StatusBadRequest, errorResponse(err)) | ||
| return | ||
| } | ||
|
|
||
| account, err := server.store.GetAccount(ctx, req.ID) | ||
| if err != nil { | ||
| if err == pgx.ErrNoRows { | ||
| ctx.JSON(http.StatusNotFound, errorResponse(err)) | ||
| return | ||
| } | ||
|
|
||
| ctx.JSON(http.StatusInternalServerError, errorResponse(err)) | ||
| return | ||
| } | ||
|
|
||
| ctx.JSON(http.StatusOK, account) | ||
| } | ||
|
|
||
| type getAccountListRequest struct { | ||
| Page int32 `form:"page" binding:"required,min=1"` | ||
| Limit int32 `form:"limit" binding:"required,min=5,max=10"` | ||
| } | ||
|
|
||
| func (server *Server) getAccountList(ctx *gin.Context) { | ||
| var req getAccountListRequest | ||
| if err := ctx.ShouldBindQuery(&req); err != nil { | ||
| ctx.JSON(http.StatusBadRequest, errorResponse(err)) | ||
| return | ||
| } | ||
|
|
||
| arg := db.ListAccountParams{ | ||
| Limit: req.Limit, | ||
| Offset: (req.Page - 1) * req.Limit, | ||
| } | ||
|
|
||
| account, err := server.store.ListAccount(ctx, arg) | ||
| if err != nil { | ||
| ctx.JSON(http.StatusInternalServerError, errorResponse(err)) | ||
| return | ||
| } | ||
|
|
||
| ctx.JSON(http.StatusOK, account) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,34 @@ | ||
| package api | ||
|
|
||
| import ( | ||
| "github.com/gin-gonic/gin" | ||
| db "github.com/song0180/simple-bank/db/sqlc" | ||
| ) | ||
|
|
||
| type Server struct { | ||
| store *db.Store | ||
| router *gin.Engine | ||
| } | ||
|
|
||
| func NewServer(store *db.Store) *Server { | ||
| server := &Server{ | ||
| store: store, | ||
| } | ||
| router := gin.Default() | ||
|
|
||
| // routes | ||
| router.POST("/accounts", server.createAccount) | ||
| router.GET("/accounts/:id", server.getAccount) | ||
| router.GET("/accounts", server.getAccountList) | ||
|
|
||
| server.router = router | ||
| return server | ||
| } | ||
|
|
||
| func (server *Server) Start(address string) error { | ||
| return server.router.Run(address) | ||
| } | ||
|
|
||
| func errorResponse(err error) gin.H { | ||
| return gin.H{"error": err.Error()} | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,34 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "context" | ||
| "log" | ||
|
|
||
| "github.com/jackc/pgx/v5/pgxpool" | ||
| _ "github.com/lib/pq" | ||
| "github.com/song0180/simple-bank/api" | ||
| db "github.com/song0180/simple-bank/db/sqlc" | ||
| ) | ||
|
|
||
| const ( | ||
| dbDriver = "postgres" | ||
| dbSource = "postgresql://root:secret@localhost:5432/simple-bank?sslmode=disable" | ||
| serverAddress = "127.0.0.1:8080" | ||
| ) | ||
|
|
||
| func main() { | ||
| var err error | ||
| testConnPool, err := pgxpool.New(context.Background(), dbSource) | ||
|
|
||
| if err != nil { | ||
| log.Fatal("Unable to connect to the DB", err) | ||
| } | ||
|
|
||
| store := db.NewStore(testConnPool) | ||
| server := api.NewServer(store) | ||
|
|
||
| err = server.Start(serverAddress) | ||
| if err != nil { | ||
| log.Fatal("Unable to start the server:", err) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -9,3 +9,4 @@ sql: | |
| out: './db/sqlc' | ||
| sql_package: 'pgx/v5' | ||
| emit_json_tags: true | ||
| emit_empty_slices: true | ||