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101 lines
3.0 KiB
Go
101 lines
3.0 KiB
Go
package tools
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"net/url"
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"amap-tools/server"
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"github.com/alibaba/higress/plugins/wasm-go/pkg/log"
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"github.com/alibaba/higress/plugins/wasm-go/pkg/wrapper"
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)
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type GeoRequest struct {
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Address string `json:"address" jsonschema_description:"待解析的结构化地址信息"`
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City string `json:"city" jsonschema_description:"指定查询的城市"`
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}
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func (t GeoRequest) Description() string {
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return "将详细的结构化地址转换为经纬度坐标。支持对地标性名胜景区、建筑物名称解析为经纬度坐标"
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}
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func (t GeoRequest) InputSchema() map[string]any {
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return wrapper.ToInputSchema(&GeoRequest{})
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}
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func (t GeoRequest) Create(params []byte) wrapper.MCPTool[server.AmapMCPServer] {
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request := &GeoRequest{}
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json.Unmarshal(params, &request)
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return request
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}
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func (t GeoRequest) Call(ctx wrapper.HttpContext, config server.AmapMCPServer) error {
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err := server.ParseFromRequest(ctx, &config)
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if err != nil {
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log.Errorf("parse config from request failed, err:%s", err)
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return err
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}
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err = config.ConfigHasError()
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if err != nil {
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return err
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}
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apiKey := config.ApiKey
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if apiKey == "" {
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return fmt.Errorf("amap API-KEY is not set")
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}
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url := fmt.Sprintf("https://restapi.amap.com/v3/geocode/geo?key=%s&address=%s&city=%s&source=ts_mcp", apiKey, url.QueryEscape(t.Address), url.QueryEscape(t.City))
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return ctx.RouteCall(http.MethodGet, url,
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[][2]string{{"Accept", "application/json"}}, nil, func(statusCode int, responseHeaders http.Header, responseBody []byte) {
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if statusCode != http.StatusOK {
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ctx.OnMCPToolCallError(fmt.Errorf("geo call failed, status: %d", statusCode))
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return
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}
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var response struct {
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Status string `json:"status"`
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Info string `json:"info"`
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Geocodes []struct {
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Country string `json:"country"`
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Province string `json:"province"`
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City string `json:"city"`
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Citycode string `json:"citycode"`
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District string `json:"district"`
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Street string `json:"street"`
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Number string `json:"number"`
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Adcode string `json:"adcode"`
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Location string `json:"location"`
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Level string `json:"level"`
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} `json:"geocodes"`
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}
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err := json.Unmarshal(responseBody, &response)
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if err != nil {
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ctx.OnMCPToolCallError(fmt.Errorf("failed to parse geo response: %v", err))
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return
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}
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if response.Status != "1" {
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ctx.OnMCPToolCallError(fmt.Errorf("geo failed: %s", response.Info))
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return
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}
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var results []map[string]string
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for _, geo := range response.Geocodes {
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result := map[string]string{
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"country": geo.Country,
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"province": geo.Province,
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"city": geo.City,
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"citycode": geo.Citycode,
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"district": geo.District,
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"street": geo.Street,
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"number": geo.Number,
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"adcode": geo.Adcode,
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"location": geo.Location,
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"level": geo.Level,
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}
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results = append(results, result)
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}
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result, _ := json.Marshal(results)
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ctx.SendMCPToolTextResult(string(result))
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})
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} |