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Add Agent skill (#331)
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---
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name: create-ticloud-cli-command
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description: Builds TiDB Cloud CLI commands. Use when creating new commands.
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license: Complete terms in LICENSE.txt
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metadata:
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author: shiyuhang0
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---
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# Create TiCloud CLI Command
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This skill builds TiDB Cloud CLI commands, helping users create new commands with production-ready code.
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## When to use
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- The user asks to create new CLI commands or subcommands.
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- Do not use when the agent does not support plan mode.
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## About TiDB Cloud CLI
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TiDB Cloud CLI (TiCloud CLI) is a command-line interface for interacting with TiDB Cloud, built on the Cobra library.
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Key design of TiDB Cloud CLI:
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- Built on the Cobra library.
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- Uses the TiDB Cloud Open API as the client and keeps the SDK inside the project.
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- Every command supports both interactive and non-interactive modes.
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- More about TiDB Cloud CLI: `references/tidbcloud-cli.md`.
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- More about Cobra: `references/cobra.md`.
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## Core Principles
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### Plan first
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The AI agent must switch to plan mode to collect information from the user and generate a plan first.
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Then use agent mode to generate the code.
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### Test first
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If the user requires testing, testing takes precedence over implementation. Write tests first, then implement, and finally validate against the tests.
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### Declarative
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The user must declare the command format; the implementation must comply with that declared format.
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## Workflow
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Must follow the workflow below:
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### Generate SDK phase
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Always prompt the user: "Do you need to add or update swagger? Please provide the swagger path if you need."
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Skip this phase if user does not need.
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Once in this phase, follow the guide in `references/sdk.md` to generate the SDK.
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After SDK is generated, ask user to use go>=1.24 to run `make generate-mocks` manually!
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### Plan phase
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The agent must switch to plan mode in this phase.
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The agent must ask the user for the following information during the plan phase:
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1. **Command format**: If the user does not provide the command format, ask them to provide it first. See `assets/command.md` for the command format template. The commnad flags can be omitted as it can be inferred from swagger.
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2. **Tests**: Ask whether the user needs tests. Tests are recommended.
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3. **Other necessary information**
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Generate the plan after the user confirms all the information.
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### Agent phase
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The agent must switch to agent mode in this phase. Follow the workflow below:
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1. **Ensure the generate SDK phase**
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2. **Write unit tests**
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3. **Implement command**
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4. **Run tests**
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#### Ensure the sdk
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Ensure generate SDK phase has been done.
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#### Write unit tests
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Skip this step if the user does not need tests.
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Write unit tests following `references/ut.md`. If the tests need to invoke the command, create the empty command first. See `assets/empty.go`.
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#### Implement command
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Implement the command following the patterns in `assets/example`.
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The implementation must meet the following requirements:
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1. **Command definition**: Include name, aliases, example, and other necessary attributes.
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2. **Flags definition**: Include flag type, description, default value, etc. Infer flag information from the Swagger spec and SDK client parameters. See `references/flag.md` for more details. Please get customer confirmation once the flags are set.
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3. **Flags retrieval**: Implement retrieval logic for both interactive and non-interactive modes. For interactive mode, UI is required. The UI is based on the Bubbletea library. See `references/ui.md` for more details.
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4. **Dual mode support**: Support both interactive and non-interactive modes. Rules:
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1. **Detect mode** with `MarkInteractive`:
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- Default to interactive.
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- If any non-interactive flag is provided, switch to non-interactive and mark required flags.
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2. **Interactive constraints**:
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- If `!h.IOStreams.CanPrompt`, return an error instructing the user to use non-interactive flags.
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5. **SDK calls**: Use the SDK client in `api_client.go` to call the corresponding method. Note that `assets/example` does not include this part (it is only a template); it must be included when implementing the actual command.
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#### Run the tests
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Skip this step if the user does not need tests.
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Run tests with: `go test -race -cover -count=1 path -v`
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For example, to run tests under `internal/cli/serverless/branch`: `go test -race -cover -count=1 ./internal/cli/serverless/branch -v`.
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Ensure all tests pass. If they do not pass, fix the implementation or the tests.
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## Final Code Structure
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The final code structure must follow the structure in `assets/example`:
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- Command Go files.
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- UI Go files.
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- Test files if needed.
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Command output should follow the patterns in `assets/example`:
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- **Human output**: Print a concise, user-friendly message; use `color.GreenString` for success. Avoid raw JSON in human mode.
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- **JSON output**: Use `output.PrintJson` with a stable, predictable payload (e.g. keys like `message`, resource IDs, `items`).
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- **No TTY**: Default to JSON output for list/describe-style commands (see `assets/example/list.go`).
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- **Examples**: Include `Example` blocks for both interactive and non-interactive usage (see `assets/example/create.go` and `assets/example/list.go`).
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# Command format
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This document describes the command format users need to provide. The following uses the example resource:
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```
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ticloud serverless example create -c --displayname
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ticloud serverless example get -c --example-id
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ticloud serverless example list -c --output
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ticloud serverless example delete -c --example-id --force
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```
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Flags can be omitted and inferred from the TiDB Cloud SDK. The following are also accepted:
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```
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ticloud serverless example create
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ticloud serverless example get
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ticloud serverless example list
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ticloud serverless example delete
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```
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// Copyright 2026 PingCAP, Inc.
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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 example
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import (
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"github.com/spf13/cobra"
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"github.com/tidbcloud/tidbcloud-cli/internal"
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)
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func CreateCmd(h *internal.Helper) *cobra.Command {
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return nil
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}

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