feat: whatsapp-mcp-go

2026-02-21 21:12:14 +01:00
commit dd5e347436
35 changed files with 4159 additions and 0 deletions
@@ -0,0 +1,51 @@
+package helpers
+
+import (
+	"encoding/json"
+	"os"
+	"time"
+
+	"github.com/modelcontextprotocol/go-sdk/mcp"
+)
+
+var apiBaseURL = ReadEnv("API_BASE_URL", "http://192.168.178.119:30015/api")
+
+const apiTimeout = 25 * time.Second
+
+// OkResult return proper ok result for mcp tool
+func OkResult(v any) *mcp.CallToolResult {
+	b, err := json.Marshal(v)
+	if err != nil {
+		return &mcp.CallToolResult{
+			IsError: true,
+			Content: []mcp.Content{
+				&mcp.TextContent{Text: "Failed to encode JSON: " + err.Error()},
+			},
+		}
+	}
+
+	return &mcp.CallToolResult{
+		IsError: false,
+		Content: []mcp.Content{
+			&mcp.TextContent{Text: string(b)},
+		},
+	}
+}
+
+// ErrResult return error result for mcp tool
+func ErrResult(msg string) *mcp.CallToolResult {
+	return &mcp.CallToolResult{
+		IsError: true,
+		Content: []mcp.Content{
+			&mcp.TextContent{Text: msg},
+		},
+	}
+}
+
+// ReadEnv read return value for an env
+func ReadEnv(key, fallback string) string {
+	if value, ok := os.LookupEnv(key); ok {
+		return value
+	}
+	return fallback
+}