// Copyright 2025 eat-pray-ai & OpenWaygate
// SPDX-License-Identifier: Apache-2.0
package channelSection
import (
"bytes"
"context"
"encoding/json"
"io"
"log/slog"
"time"
"github.com/eat-pray-ai/yutu/cmd"
"github.com/eat-pray-ai/yutu/pkg"
"github.com/eat-pray-ai/yutu/pkg/channelSection"
"github.com/eat-pray-ai/yutu/pkg/utils"
"github.com/google/jsonschema-go/jsonschema"
"github.com/modelcontextprotocol/go-sdk/mcp"
"github.com/spf13/cobra"
)
const (
listTool = "channelSection-list"
listShort = "List channel sections"
listLong = "List channel sections"
listIdsUsage = "Return the channel sections with the given ids"
)
type listIn struct {
Ids []string `json:"ids"`
ChannelId string `json:"channelId"`
Hl string `json:"hl"`
Mine *string `json:"mine,omitempty"`
OnBehalfOfContentOwner string `json:"onBehalfOfContentOwner"`
Parts []string `json:"parts"`
Output string `json:"output"`
Jsonpath string `json:"jsonpath"`
}
var listInSchema = &jsonschema.Schema{
Type: "object",
Required: []string{},
Properties: map[string]*jsonschema.Schema{
"ids": {
Type: "array", Items: &jsonschema.Schema{
Type: "string",
},
Description: listIdsUsage,
Default: json.RawMessage(`[]`),
},
"channelId": {
Type: "string", Description: cidUsage,
Default: json.RawMessage(`""`),
},
"hl": {
Type: "string", Description: hlUsage,
Default: json.RawMessage(`""`),
},
"mine": {
Type: "string", Enum: []any{"true", "false", ""},
Description: mineUsage, Default: json.RawMessage(`""`),
},
"onBehalfOfContentOwner": {
Type: "string", Description: "",
Default: json.RawMessage(`""`),
},
"parts": {
Type: "array", Items: &jsonschema.Schema{
Type: "string",
},
Description: pkg.PartsUsage,
Default: json.RawMessage(`["id","snippet"]`),
},
"output": {
Type: "string", Enum: []any{"json", "yaml", "table"},
Description: pkg.TableUsage, Default: json.RawMessage(`"yaml"`),
},
"jsonpath": {
Type: "string", Description: pkg.JPUsage,
Default: json.RawMessage(`""`),
},
},
}
func init() {
mcp.AddTool(
cmd.Server, &mcp.Tool{
Name: listTool, Title: listShort, Description: listLong,
InputSchema: listInSchema, Annotations: &mcp.ToolAnnotations{
DestructiveHint: jsonschema.Ptr(false),
IdempotentHint: true,
OpenWorldHint: jsonschema.Ptr(true),
ReadOnlyHint: true,
},
}, listHandler,
)
channelSectionCmd.AddCommand(listCmd)
listCmd.Flags().StringSliceVarP(&ids, "ids", "i", []string{}, listIdsUsage)
listCmd.Flags().StringVarP(&channelId, "channelId", "c", "", cidUsage)
listCmd.Flags().StringVarP(&hl, "hl", "l", "", hlUsage)
listCmd.Flags().BoolVarP(mine, "mine", "M", false, mineUsage)
listCmd.Flags().StringVarP(
&onBehalfOfContentOwner, "onBehalfOfContentOwner", "b", "", "",
)
listCmd.Flags().StringSliceVarP(
&parts, "parts", "p", []string{"id", "snippet"}, pkg.PartsUsage,
)
listCmd.Flags().StringVarP(&output, "output", "o", "table", pkg.TableUsage)
listCmd.Flags().StringVarP(&jpath, "jsonpath", "j", "", pkg.JPUsage)
}
var listCmd = &cobra.Command{
Use: "list",
Short: listShort,
Long: listLong,
Run: func(cmd *cobra.Command, args []string) {
err := list(cmd.OutOrStdout())
if err != nil {
_ = cmd.Help()
cmd.PrintErrf("Error: %v\n", err)
}
},
}
func listHandler(
ctx context.Context, req *mcp.CallToolRequest, input listIn,
) (*mcp.CallToolResult, any, error) {
logger := slog.New(
mcp.NewLoggingHandler(
req.Session,
&mcp.LoggingHandlerOptions{LoggerName: listTool, MinInterval: time.Second},
),
)
ids = input.Ids
channelId = input.ChannelId
hl = input.Hl
mine = utils.BoolPtr(*input.Mine)
onBehalfOfContentOwner = input.OnBehalfOfContentOwner
parts = input.Parts
output = input.Output
jpath = input.Jsonpath
var writer bytes.Buffer
err := list(&writer)
if err != nil {
logger.ErrorContext(ctx, err.Error(), "input", input)
return nil, nil, err
}
return &mcp.CallToolResult{Content: []mcp.Content{&mcp.TextContent{Text: writer.String()}}}, nil, nil
}
func list(writer io.Writer) error {
cs := channelSection.NewChannelSection(
channelSection.WithIDs(ids),
channelSection.WithChannelId(channelId),
channelSection.WithHl(hl),
channelSection.WithMine(mine),
channelSection.WithOnBehalfOfContentOwner(onBehalfOfContentOwner),
channelSection.WithService(nil),
)
return cs.List(parts, output, jpath, writer)
}
