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<!-- Thank you for contributing to mod-playerbots, please make sure that you... 1. Submit your PR to the test-staging branch, not master. 2. Read the guidelines below before submitting. 3. Don't delete parts of this template. DESIGN PHILOSOPHY: We prioritize STABILITY, PERFORMANCE, AND PREDICTABILITY over behavioral realism. Every action and decision executes PER BOT AND PER TRIGGER. Small increases in logic complexity scale poorly across thousands of bots and negatively affect all. We prioritize a stable system over a smarter one. Bots don't need to behave perfectly; believable behavior is the goal, not human simulation. Default behavior must be cheap in processing; expensive behavior must be opt-in. Before submitting, make sure your changes aligns with these principles. --> ### Contingent on https://github.com/mod-playerbots/mod-playerbots/pull/2295/ ## Pull Request Description <!-- Describe what this change does and why it is needed --> This PR implements raid strategies for all bosses in everybody's favorite TBC instance, the Battle for Mount Hyjal. As before, I have designed these all to work with IP with 50% damage and healing. I also did not merge the 1.88x buff to Vanilla & TBC healing items that IP recently implemented. The next post will outline all implemented strategies. Note: Set to draft for now as I may tweak Archimonde some more, but I generally consider Hyjal complete, subject to comments. ## Feature Evaluation <!-- If your PR is very minimal (comment typo, wrong ID reference, etc), and it is very obvious it will not have any impact on performance, you may skip these question. If necessary, a maintainer may ask you for them later. --> <!-- Please answer the following: --> - Describe the **minimum logic** required to achieve the intended behavior. - Describe the **processing cost** when this logic executes across many bots. As with previous strategies, I've worked within the existing context of actions/multipliers/triggers. This strategy does implement new spell hooks, but I don't think that is problematic for performance, and I'll explain why they are necessary in the next post. ## How to Test the Changes <!-- - Step-by-step instructions to test the change. - Any required setup (e.g. multiple players, number of bots, specific configuration). - Expected behavior and how to verify it. --> ## Impact Assessment <!-- As a generic test, before and after measure of pmon (playerbot pmon tick) can help you here. --> - Does this change increase per-bot/per-tick processing or risk scaling poorly with thousands of bots? - - [ ] No, not at all - - [x] Minimal impact (**explain below**) - - [ ] Moderate impact (**explain below**) There are many new triggers, multipliers, and actions, but they will be evaluated only if the "hyjal" strategy is added. Additionally, I've attempted to order and implement checks in a manner to limit performance impact and have tested with .pmon active. In general, I consider performance to be highly important so am always working on ways to limit the impact (e.g., trying to use the most targeted grid searches available when needed). - Does this change modify default bot behavior? - - [ ] No - - [x] Yes (**explain why**) Only in the Hyjal instance, for obvious reasons. - Does this change add new decision branches or increase maintenance complexity? - - [ ] No - - [x] Yes (**explain below**) New decision branches apply only in the new Hyjal instance, for obvious reasons. Maintenance complexity should not be increased as code outside of the new Hyjal files is not impacted, except to the extent needed to register and implement the strategy in the same manner as all existing strategies. Exception: As noted, I did add new spell hooks, but if they become problematic, they can easily be removed. ## Messages to Translate <!-- Bot messages have to be translatable, but you don't need to do the translations here. You only need to make sure the message is in a translatable format, and list in the table the message_key and the default English message. Search for GetBotTextOrDefault in the codebase for examples. --> - Does this change add bot messages to translate? - - [x] No - - [ ] Yes (**list messages in the table**) | Message key | Default message | | --------------- | ------------------ | | | | | | | ## AI Assistance <!-- AI assistance is allowed, but all submitted code must be fully understood, reviewed, and owned by the contributor. We expect contributors to be honest about what they do and do not understand. --> - Was AI assistance used while working on this change? - - [ ] No - - [x] Yes (**explain below**) <!-- If yes, please specify: - Purpose of usage (e.g. brainstorming, refactoring, documentation, code generation). - Which parts of the change were influenced or generated, and whether it was thoroughly reviewed. --> Claude Sonnet 4.6 was used for more complex implementation and occasionally GPT-5 mini was used for simple questions. I do not use AI for brainstorming or developing strategies, only for implementation and review of code. Most of this was written by me directly, but most notably I needed AI support to implement the spell hooks and triggers/actions that relied on them. Everything was reviewed and tested many times. ## Final Checklist - - [x] Stability is not compromised. - - [x] Performance impact is understood, tested, and acceptable. Caveat: The full impact of implementing the spell hooks on a broad scale is beyond my knowledge to evaluate. - - [x] Added logic complexity is justified and explained. - - [x] Documentation updated if needed (Conf comments, WiKi commands). ## Notes for Reviewers <!-- Anything else that's helpful to review or test your pull request. --> --------- Co-authored-by: Keleborn <22352763+Celandriel@users.noreply.github.com> Co-authored-by: bash <hermensb@gmail.com> Co-authored-by: Revision <tkn963@gmail.com> Co-authored-by: kadeshar <kadeshar@gmail.com>
Playerbots Module
mod-playerbots is an AzerothCore module that adds player-like bots to a server. The project is based off IKE3's Playerbots.
Features include:
- The ability to log in alt characters as bots, allowing players to interact with their other characters, form parties, level up, and more
- Random bots that wander through the world, complete quests, and otherwise behave like players, simulating the MMO experience
- Bots capable of running most raids and battlegrounds
- Highly configurable settings to define how bots behave
- Excellent performance, even when running thousands of bots
We also have a Discord server where you can discuss the project, ask questions, and get involved in the community!
Installation
Supported platforms are Ubuntu, Windows, and macOS. Other Linux distributions may work, but may not receive support.
Important: All
mod-playerbotsinstallations require a custom fork of AzerothCore: mod-playerbots/azerothcore-wotlk (Playerbot branch). The standard AzerothCore repository will not work.
Quick Start
git clone https://github.com/mod-playerbots/azerothcore-wotlk.git --branch=Playerbot
cd azerothcore-wotlk/modules
git clone https://github.com/mod-playerbots/mod-playerbots.git --branch=master
Then build the server following the platform-specific instructions in our Installation Guide.
Testing branch: A
test-stagingbranch is available with the latest features and fixes before they are merged intomaster. To use it, clone with--branch=test-staginginstead. Note that this branch may contain unstable or breaking changes — use it at your own risk and only if you are comfortable troubleshooting issues.
Detailed Guides
| Guide | Description |
|---|---|
| Installation Guide | Full step-by-step instructions for clean installs, migrating from existing AzerothCore, Docker setup, adding modules, and updating |
| Troubleshooting | Solutions to the most common build errors, database issues, configuration mistakes, crashes, and platform-specific problems |
For additional references, see the AzerothCore Installation Guide and Installing a Module pages.
Documentation
The Playerbots Wiki contains an extensive overview of AddOns, commands, raids with programmed bot strategies, and recommended performance configurations. Please note that documentation may be incomplete or out-of-date in some sections, and contributions are welcome.
Bots are controlled via chat commands. For larger bot groups, this can be cumbersome. Because of this, community members have developed client AddOns to allow controlling bots through the in-game UI. We recommend you check out their projects listed in the AddOns and Submodules page.
Contributing
This project is still under development. We encourage anyone to make contributions, anything from pull requests to reporting issues. If you encounter any errors or experience crashes, we encourage you report them as GitHub issues. Your valuable feedback will help us improve this project collaboratively.
If you make coding contributions, mod-playerbots complies with the C++ Code Standards established by AzerothCore. Each Pull Request must include all test scenarios the author performed, along with their results, to demonstrate that the changes were properly verified.
We recommend joining the Discord server to make your contributions to the project easier, as a lot of active support is carried out through this server.
Please click on the "⭐" button to stay up to date and help us gain more visibility on GitHub!
Acknowledgements
mod-playerbots is based on ZhengPeiRu21/mod-playerbots and celguar/mangosbot-bots. We extend our gratitude to @ZhengPeiRu21 and @celguar for their continued efforts in maintaining the module.
Also, a thank you to the many contributors who've helped build this project: