fix: quantity ignored when purchasing slots #704

Sainan · 2025-01-03T15:26:32-08:00

Sainan commented

2025-01-03 15:26:32 -08:00

No description provided.

coderabbitai[bot] commented

2025-01-03 15:26:38 -08:00

(Migrated from github.com)

Walkthrough

The pull request modifies the purchase service in src/services/purchaseService.ts, specifically updating the handleSlotPurchase and handleTypesPurchase functions. The key change is the introduction of a new quantity parameter to both functions, allowing users to purchase multiple slots in a single transaction. The implementation now calculates the total number of slots by multiplying the standard slotsPerPurchase value by the specified quantity. This modification enables more flexible inventory management by supporting bulk slot purchases. The method signatures for both functions have been updated to include the new quantity parameter, ensuring consistent handling of slot and types purchases.

spaceninjaserver/SpaceNinjaServer#698: This issue directly relates to the PR, as it highlights that slot purchase quantity was previously being ignored. The current changes implement quantity-based slot purchasing, which directly addresses the problem described in the issue.

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## Walkthrough The pull request modifies the purchase service in `src/services/purchaseService.ts`, specifically updating the `handleSlotPurchase` and `handleTypesPurchase` functions. The key change is the introduction of a new `quantity` parameter to both functions, allowing users to purchase multiple slots in a single transaction. The implementation now calculates the total number of slots by multiplying the standard `slotsPerPurchase` value by the specified quantity. This modification enables more flexible inventory management by supporting bulk slot purchases. The method signatures for both functions have been updated to include the new `quantity` parameter, ensuring consistent handling of slot and types purchases. ## Possibly related issues - spaceninjaserver/SpaceNinjaServer#698: This issue directly relates to the PR, as it highlights that slot purchase quantity was previously being ignored. The current changes implement quantity-based slot purchasing, which directly addresses the problem described in the issue.      --- Thank you for using CodeRabbit. We offer it for free to the OSS community and would appreciate your support in helping us grow. If you find it useful, would you consider giving us a shout-out on your favorite social media? <details> <summary>❤️ Share</summary> - [X](https://twitter.com/intent/tweet?text=I%20just%20used%20%40coderabbitai%20for%20my%20code%20review%2C%20and%20it%27s%20fantastic%21%20It%27s%20free%20for%20OSS%20and%20offers%20a%20free%20trial%20for%20the%20proprietary%20code.%20Check%20it%20out%3A&url=https%3A//coderabbit.ai) - [Mastodon](https://mastodon.social/share?text=I%20just%20used%20%40coderabbitai%20for%20my%20code%20review%2C%20and%20it%27s%20fantastic%21%20It%27s%20free%20for%20OSS%20and%20offers%20a%20free%20trial%20for%20the%20proprietary%20code.%20Check%20it%20out%3A%20https%3A%2F%2Fcoderabbit.ai) - [Reddit](https://www.reddit.com/submit?title=Great%20tool%20for%20code%20review%20-%20CodeRabbit&text=I%20just%20used%20CodeRabbit%20for%20my%20code%20review%2C%20and%20it%27s%20fantastic%21%20It%27s%20free%20for%20OSS%20and%20offers%20a%20free%20trial%20for%20proprietary%20code.%20Check%20it%20out%3A%20https%3A//coderabbit.ai) - [LinkedIn](https://www.linkedin.com/sharing/share-offsite/?url=https%3A%2F%2Fcoderabbit.ai&mini=true&title=Great%20tool%20for%20code%20review%20-%20CodeRabbit&summary=I%20just%20used%20CodeRabbit%20for%20my%20code%20review%2C%20and%20it%27s%20fantastic%21%20It%27s%20free%20for%20OSS%20and%20offers%20a%20free%20trial%20for%20proprietary%20code) </details> <details> <summary>🪧 Tips</summary> ### Chat There are 3 ways to chat with [CodeRabbit](https://coderabbit.ai): - Review comments: Directly reply to a review comment made by CodeRabbit. Example: - `I pushed a fix in commit <commit_id>, please review it.` - `Generate unit testing code for this file.` - `Open a follow-up GitHub issue for this discussion.` - Files and specific lines of code (under the "Files changed" tab): Tag `@coderabbitai` in a new review comment at the desired location with your query. Examples: - `@coderabbitai generate unit testing code for this file.` - `@coderabbitai modularize this function.` - PR comments: Tag `@coderabbitai` in a new PR comment to ask questions about the PR branch. For the best results, please provide a very specific query, as very limited context is provided in this mode. Examples: - `@coderabbitai gather interesting stats about this repository and render them as a table. 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coderabbitai[bot] (Migrated from github.com) reviewed 2025-01-03 15:28:17 -08:00

coderabbitai[bot] (Migrated from github.com) left a comment

Actionable comments posted: 0

🧹 Nitpick comments (2)

src/services/purchaseService.ts (2)
253-253: Clarify or comment on slots calculation.
The multiplication slotsPerPurchase * quantity is straightforward but might be confusing for new contributors. Consider documenting the business logic behind how these slot counts scale with quantity, or at least provide a short comment explaining.
+ // Multiply base purchase slots by quantity to get total purchased slots
const slotsPurchased = slotPurchaseNameToSlotName[slotPurchaseName].slotsPerPurchase * quantity;
259-259: Add comprehensive logging context.
This debug log is helpful, but you might also log the accountId or any relevant purchase info for better traceability. Otherwise, distinguishing between multiple bulk-purchase transactions could become tricky.
 logger.debug(`added ${slotsPurchased} slot ${slotName}`);
+logger.debug(`account ${accountId}, purchased quantity: ${quantity}`);

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📥 Commits

Reviewing files that changed from the base of the PR and between e77f8b0e51 and 687d58e9b6.

📒 Files selected for processing (1)

src/services/purchaseService.ts (3 hunks)

🔇 Additional comments (4)

src/services/purchaseService.ts (4)

243-244: Ensure input validation for quantity.
While adding a quantity parameter here is beneficial for bulk purchases, consider validating that quantity is a positive integer (e.g., throw an error or default to 1 if invalid). This can help prevent invalid transactions and ensure consistent system behavior.

Would you like a follow-up script to check all calls to handleSlotPurchase to confirm that none passes invalid or negative quantities?

256-256: Review usage of duplicated parameters.
The function updateSlots(inventory, slotName, slotsPurchased, slotsPurchased) passes the same value for the last two parameters. If the function uses them for different purposes, consider clarifying or passing distinct values to avoid confusion.

266-267: Confirm “Extra” alignment with business rules.
Currently, both Slots and Extra share the same value. Verify that this aligns with the existing business requirement: “extra = everything above the base +2 slots”. If the entire purchased slots are effectively “extra,” this is fine; otherwise, recalculate accordingly.

323-323: Propagate quantity validations.
handleTypesPurchase now correctly forwards quantity to handleSlotPurchase. However, ensure all other code paths that lead here also provide valid quantities and handle errors gracefully if quantity is undefined or negative.

**Actionable comments posted: 0** <details> <summary>🧹 Nitpick comments (2)</summary><blockquote> <details> <summary>src/services/purchaseService.ts (2)</summary><blockquote> `253-253`: **Clarify or comment on slots calculation.** The multiplication `slotsPerPurchase * quantity` is straightforward but might be confusing for new contributors. Consider documenting the business logic behind how these slot counts scale with `quantity`, or at least provide a short comment explaining. ```diff + // Multiply base purchase slots by quantity to get total purchased slots const slotsPurchased = slotPurchaseNameToSlotName[slotPurchaseName].slotsPerPurchase * quantity; ``` --- `259-259`: **Add comprehensive logging context.** This debug log is helpful, but you might also log the `accountId` or any relevant purchase info for better traceability. Otherwise, distinguishing between multiple bulk-purchase transactions could become tricky. ```diff logger.debug(`added ${slotsPurchased} slot ${slotName}`); +logger.debug(`account ${accountId}, purchased quantity: ${quantity}`); ``` </blockquote></details> </blockquote></details> <details> <summary>📜 Review details</summary> **Configuration used: .coderabbit.yaml** **Review profile: CHILL** **Plan: Pro** <details> <summary>📥 Commits</summary> Reviewing files that changed from the base of the PR and between e77f8b0e51f88d3c61feb3b8eefea449dbc8e3b3 and 687d58e9b6f736cde7f5e4b486c0af070f5611a3. </details> <details> <summary>📒 Files selected for processing (1)</summary> * `src/services/purchaseService.ts` (3 hunks) </details> <details> <summary>🔇 Additional comments (4)</summary><blockquote> <details> <summary>src/services/purchaseService.ts (4)</summary> `243-244`: **Ensure input validation for quantity.** While adding a `quantity` parameter here is beneficial for bulk purchases, consider validating that `quantity` is a positive integer (e.g., throw an error or default to `1` if invalid). This can help prevent invalid transactions and ensure consistent system behavior. Would you like a follow-up script to check all calls to `handleSlotPurchase` to confirm that none passes invalid or negative quantities? --- `256-256`: **Review usage of duplicated parameters.** The function `updateSlots(inventory, slotName, slotsPurchased, slotsPurchased)` passes the same value for the last two parameters. If the function uses them for different purposes, consider clarifying or passing distinct values to avoid confusion. --- `266-267`: **Confirm “Extra” alignment with business rules.** Currently, both `Slots` and `Extra` share the same value. Verify that this aligns with the existing business requirement: “extra = everything above the base +2 slots”. If the entire purchased slots are effectively “extra,” this is fine; otherwise, recalculate accordingly. --- `323-323`: **Propagate `quantity` validations.** `handleTypesPurchase` now correctly forwards `quantity` to `handleSlotPurchase`. However, ensure all other code paths that lead here also provide valid quantities and handle errors gracefully if `quantity` is undefined or negative. </details> </blockquote></details> </details>

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Reference: OpenWF/SpaceNinjaServer#704