Update something

cmd/api/api-spec.yaml

@@ -0,0 +1,140 @@
+openapi: 3.0.0
+info:
+  title: Calculator API
+  version: 1.0.0
+servers:
+  - url: http://localhost:3000
+paths:
+  /add:
+    post:
+      summary: Add two numbers
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              type: object
+              properties:
+                number1:
+                  type: number
+                  format: int
+                number2:
+                  type: number
+                  format: int
+      responses:
+        "200":
+          description: Successfully added two numbers
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  result:
+                    type: number
+                    format: int
+  /subtract:
+    post:
+      summary: Subtract two numbers
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              type: object
+              properties:
+                number1:
+                  type: number
+                  format: int
+                number2:
+                  type: number
+                  format: int
+      responses:
+        "200":
+          description: Successfully subtracted two numbers
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  result:
+                    type: number
+                    format: int
+  /multiply:
+    post:
+      summary: Multiply two numbers
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              type: object
+              properties:
+                number1:
+                  type: number
+                  format: int
+                number2:
+                  type: number
+                  format: int
+      responses:
+        "200":
+          description: Successfully multiplied two numbers
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  result:
+                    type: number
+                    format: int
+  /divide:
+    post:
+      summary: Divide two numbers
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              type: object
+              properties:
+                dividend:
+                  type: number
+                  format: int
+                divisor:
+                  type: number
+                  format: int
+      responses:
+        "200":
+          description: Successfully divided two numbers
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  result:
+                    type: number
+                    format: int
+
+  /sum:
+    post:
+      summary: Add all numbers in an array
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              type: array
+              items:
+                type: number
+                format: int
+
+      responses:
+        "200":
+          description: Successfully divided two numbers
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  result:
+                    type: number
+                    format: int

cmd/api/main.go

@@ -3,31 +3,35 @@ package main
 import (
 	"context"
 	"fmt"
-	"log"
+	"log/slog"
 	"net/http"
 	"os/signal"
 	"syscall"
 	"time"
+  "github.com/pocketbase/pocketbase"
+  "github.com/pocketbase/pocketbase/apis"
+  "github.com/pocketbase/pocketbase/core"
 
 	"go-calc/internal/server"
 )
 
 func gracefulShutdown(apiServer *http.Server, done chan bool) {
 	// Create context that listens for the interrupt signal from the OS.
-	ctx, stop := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
+	
+	logger := slog.New(slog.NewJSONHandler(os.Stdout, nil))
+  slog.InfoContext(ctx.Context, msg string, args ...any), stop := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
 	defer stop()
 
 	// Listen for the interrupt signal.
 	<-ctx.Done()
 
-	log.Println("shutting down gracefully, press Ctrl+C again to force")
+	logger.Info("shutting down gracefully, press Ctrl+C again to force")
 
 	// The context is used to inform the server it has 5 seconds to finish
 	// the request it is currently handling
 	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
 	defer cancel()
 	if err := apiServer.Shutdown(ctx); err != nil {
-		log.Printf("Server forced to shutdown with error: %v", err)
   }
 
 	log.Println("Server exiting")

go.mod

@@ -3,3 +3,5 @@ module go-calc
 go 1.23.2
 
 require github.com/joho/godotenv v1.5.1
+
+require github.com/rs/cors v1.11.1 // indirect

go.sum

@@ -1,2 +1,4 @@
 github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
 github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
+github.com/rs/cors v1.11.1 h1:eU3gRzXLRK57F5rKMGMZURNdIG4EoAmX8k94r9wXWHA=
+github.com/rs/cors v1.11.1/go.mod h1:XyqrcTp5zjWr1wsJ8PIRZssZ8b/WMcMf71DJnit4EMU=