wehub-resource-sync
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117 lines
3.5 KiB
Go
117 lines
3.5 KiB
Go
// Copyright 2026 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package vectorassistgetspec
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import (
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"context"
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"fmt"
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"net/http"
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yaml "github.com/goccy/go-yaml"
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"github.com/googleapis/mcp-toolbox/internal/tools"
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"github.com/googleapis/mcp-toolbox/internal/util"
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"github.com/googleapis/mcp-toolbox/internal/util/parameters"
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"github.com/jackc/pgx/v5"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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const resourceType string = "vector-assist-get-spec"
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const getSpecQuery = `
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SELECT *
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FROM vector_assist.get_spec(spec_id => @spec_id::TEXT);
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`
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func init() {
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if !tools.Register(resourceType, newConfig) {
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panic(fmt.Sprintf("tool type %q already registered", resourceType))
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}
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}
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func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
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actual := Config{ConfigBase: tools.ConfigBase{Name: name}}
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if err := decoder.DecodeContext(ctx, &actual); err != nil {
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return nil, err
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}
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return actual, nil
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}
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type compatibleSource interface {
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PostgresPool() *pgxpool.Pool
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RunSQL(context.Context, string, []any) (any, error)
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}
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type Config struct {
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tools.ConfigBase `yaml:",inline"`
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Type string `yaml:"type" validate:"required"`
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Source string `yaml:"source" validate:"required"`
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Annotations *tools.ToolAnnotations `yaml:"annotations,omitempty"`
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}
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var _ tools.ToolConfig = Config{}
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func (cfg Config) ToolConfigType() string {
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return resourceType
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}
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func (cfg Config) Initialize(context.Context) (tools.Tool, error) {
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allParameters := parameters.Parameters{
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parameters.NewStringParameter("spec_id", "Unique ID for the vector spec.", parameters.WithStringRequired(true)),
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}
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paramManifest := allParameters.Manifest()
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if cfg.Description == "" {
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cfg.Description = "This tool retrieves the details of an existing vector specification using its unique 'spec_id'. Use this tool to retrieve a vector specification which was created in the context of the vector assist tools."
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}
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return Tool{
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BaseTool: tools.NewBaseTool(
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cfg,
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tools.GetAnnotationsOrDefault(cfg.Annotations, tools.NewDestructiveAnnotations),
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tools.Manifest{Description: cfg.Description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
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allParameters,
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),
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}, nil
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}
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var _ tools.Tool = Tool{}
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type Tool struct {
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tools.BaseTool[Config]
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}
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func (t Tool) ToConfig() tools.ToolConfig {
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return t.Cfg
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}
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func (t Tool) Invoke(ctx context.Context, resourceMgr tools.SourceProvider, params parameters.ParamValues, accessToken tools.AccessToken) (any, util.ToolboxError) {
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source, err := tools.GetCompatibleSource[compatibleSource](resourceMgr, t.Cfg.Source, t.Cfg.Name, t.Cfg.Type)
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if err != nil {
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return nil, util.NewClientServerError("source used is not compatible with the tool", http.StatusInternalServerError, err)
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}
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paramsMap := params.AsMap()
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namedArgs := pgx.NamedArgs{}
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for key, value := range paramsMap {
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namedArgs[key] = value
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}
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resp, err := source.RunSQL(ctx, getSpecQuery, []any{namedArgs})
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if err != nil {
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return nil, util.ProcessGeneralError(err)
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}
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return resp, nil
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}
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