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refactor mcp sdk (#1977)

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澄潭
2025-03-29 20:28:10 +08:00
committed by GitHub
parent 9a07c50f44
commit 037c71a320
23 changed files with 652 additions and 576 deletions
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86
plugins/wasm-go/mcp-servers/amap-tools/tools/maps_weather.go
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@@ -1,17 +1,34 @@
// Copyright (c) 2022 Alibaba Group Holding Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package tools
import (
"encoding/json"
"errors"
"fmt"
"net/http"
"net/url"
"amap-tools/server"
"amap-tools/config"
"github.com/alibaba/higress/plugins/wasm-go/pkg/log"
"github.com/alibaba/higress/plugins/wasm-go/pkg/wrapper"
"github.com/alibaba/higress/plugins/wasm-go/pkg/mcp/server"
"github.com/alibaba/higress/plugins/wasm-go/pkg/mcp/utils"
)
var _ server.Tool = WeatherRequest{}
type WeatherRequest struct {
City string `json:"city" jsonschema_description:"城市名称或者adcode"`
}
@@ -21,69 +38,60 @@ func (t WeatherRequest) Description() string {
}
func (t WeatherRequest) InputSchema() map[string]any {
return wrapper.ToInputSchema(&WeatherRequest{})
return server.ToInputSchema(&WeatherRequest{})
}
func (t WeatherRequest) Create(params []byte) wrapper.MCPTool[server.AmapMCPServer] {
func (t WeatherRequest) Create(params []byte) server.Tool {
request := &WeatherRequest{}
json.Unmarshal(params, &request)
return request
}
func (t WeatherRequest) Call(ctx wrapper.HttpContext, config server.AmapMCPServer) error {
err := server.ParseFromRequest(ctx, &config)
if err != nil {
log.Errorf("parse config from request failed, err:%s", err)
return err
}
err = config.ConfigHasError()
if err != nil {
return err
func (t WeatherRequest) Call(ctx server.HttpContext, s server.Server) error {
serverConfig := &config.AmapServerConfig{}
s.GetConfig(serverConfig)
if serverConfig.ApiKey == "" {
return errors.New("amap API-KEY is not configured")
}
apiKey := config.ApiKey
if apiKey == "" {
return fmt.Errorf("amap API-KEY is not set")
}
url := fmt.Sprintf("http://restapi.amap.com/v3/weather/weatherInfo?city=%s&key=%s&source=ts_mcp&extensions=all", url.QueryEscape(t.City), apiKey)
url := fmt.Sprintf("http://restapi.amap.com/v3/weather/weatherInfo?city=%s&key=%s&source=ts_mcp&extensions=all", url.QueryEscape(t.City), serverConfig.ApiKey)
return ctx.RouteCall(http.MethodGet, url,
[][2]string{{"Accept", "application/json"}}, nil, func(statusCode int, responseHeaders http.Header, responseBody []byte) {
if statusCode != http.StatusOK {
ctx.OnMCPToolCallError(fmt.Errorf("weather call failed, status: %d", statusCode))
utils.OnMCPToolCallError(ctx, fmt.Errorf("weather call failed, status: %d", statusCode))
return
}
var response struct {
Status string `json:"status"`
Info string `json:"info"`
Status string `json:"status"`
Info string `json:"info"`
Forecasts []struct {
City string `json:"city"`
City string `json:"city"`
Casts []struct {
Date string `json:"date"`
Week string `json:"week"`
DayWeather string `json:"dayweather"`
Date string `json:"date"`
Week string `json:"week"`
DayWeather string `json:"dayweather"`
NightWeather string `json:"nightweather"`
DayTemp string `json:"daytemp"`
NightTemp string `json:"nighttemp"`
DayWind string `json:"daywind"`
NightWind string `json:"nightwind"`
DayPower string `json:"daypower"`
NightPower string `json:"nightpower"`
Humidity string `json:"humidity"`
DayTemp string `json:"daytemp"`
NightTemp string `json:"nighttemp"`
DayWind string `json:"daywind"`
NightWind string `json:"nightwind"`
DayPower string `json:"daypower"`
NightPower string `json:"nightpower"`
Humidity string `json:"humidity"`
} `json:"casts"`
} `json:"forecasts"`
}
err := json.Unmarshal(responseBody, &response)
if err != nil {
ctx.OnMCPToolCallError(fmt.Errorf("failed to parse weather response: %v", err))
utils.OnMCPToolCallError(ctx, fmt.Errorf("failed to parse weather response: %v", err))
return
}
if response.Status != "1" {
ctx.OnMCPToolCallError(fmt.Errorf("weather failed: %s", response.Info))
utils.OnMCPToolCallError(ctx, fmt.Errorf("weather failed: %s", response.Info))
return
}
forecasts := response.Forecasts[0]
result := fmt.Sprintf(`{"city": "%s", "forecasts": %s}`, forecasts.City, string(responseBody))
ctx.SendMCPToolTextResult(result)
result, _ := json.MarshalIndent(forecasts, "", " ")
utils.SendMCPToolTextResult(ctx, string(result))
})
}
}