refactor(db): Refactor location queries and API handler #62
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- Extracts location queries into dedicated module (lib/db/queries/location.ts) - Replaces inline ORM calls with reusable query functions - Maintains existing functionality while improving code organization - Reduces direct ORM usage in API handlers
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Caution Review failedThe pull request is closed. WalkthroughA new module for location-related database queries was introduced, encapsulating logic for finding locations by name or slug, generating unique slugs, and inserting new locations. The API handler for creating locations was refactored to use these query functions. Error handling in the dashboard add page was improved for more precise error messages. Changes
Sequence Diagram(s)sequenceDiagram
participant User
participant DashboardPage
participant APIHandler
participant LocationQueries
participant Database
User->>DashboardPage: Submit new location form
DashboardPage->>APIHandler: POST /locations
APIHandler->>LocationQueries: findLocationByName()
LocationQueries->>Database: Query location by name and userId
LocationQueries-->>APIHandler: Result
APIHandler->>LocationQueries: findUniqueSlug()
LocationQueries->>Database: Query for existing slug(s)
loop Attempt up to 100 times if needed
LocationQueries->>Database: Check slug uniqueness
end
LocationQueries-->>APIHandler: Unique slug
APIHandler->>LocationQueries: insertLocation()
LocationQueries->>Database: Insert location
LocationQueries-->>APIHandler: Created location
APIHandler-->>DashboardPage: Response (success or error)
DashboardPage-->>User: Show result or error
Estimated code review effort🎯 3 (Moderate) | ⏱️ ~15 minutes Assessment against linked issues
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The commit addresses an error handling improvement in the dashboard add component. The change ensures that API error responses are properly checked for statusMessage in the error data before falling back to the default message. This provides more accurate error feedback to users while maintaining backward compatibility with existing error handling logic.
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Actionable comments posted: 3
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📒 Files selected for processing (3)
lib/db/queries/location.ts(1 hunks)pages/dashboard/add.vue(1 hunks)server/api/locations.post.ts(4 hunks)
🧰 Additional context used
🧬 Code Graph Analysis (1)
lib/db/queries/location.ts (1)
lib/db/schema/location.ts (1)
location(8-18)
🔇 Additional comments (8)
pages/dashboard/add.vue (1)
34-34: LGTM! Improved error message extraction.The enhanced error handling correctly prioritizes
error.data?.statusMessageovererror.statusMessage, which aligns with the backend changes that now provide more detailed error responses. The fallback chain ensures robust error display.server/api/locations.post.ts (3)
5-6: LGTM! Clean import of query functions.The imports correctly reference the new location query module, supporting the refactoring objective to centralize database operations.
38-38: LGTM! Replaced inline query with dedicated function.The refactoring successfully replaces the inline database query with the
findLocationByNamefunction, improving code organization and reusability.
53-53: LGTM! Clean delegation to insert function.The refactoring successfully replaces inline insertion logic with the dedicated
insertLocationfunction.lib/db/queries/location.ts (4)
1-9: LGTM! Clean imports and nanoid configuration.The imports are appropriate and the nanoid configuration with a 5-character alphanumeric alphabet is suitable for generating URL-safe slug suffixes.
10-17: LGTM! Correct implementation of name-based lookup.The function properly implements the unique constraint logic from the schema (name + userId combination) and uses appropriate Drizzle ORM query syntax.
19-23: LGTM! Simple and correct slug lookup.The function provides a clean interface for checking slug existence, supporting the unique slug generation logic.
41-48: LGTM! Clean insertion with proper return value.The function correctly handles the insertion with the spread operator for the insertable data and returns the created record using Drizzle's
.returning()method.
server/api/locations.post.ts
Outdated
| const slug = await findUniqueSlug(slugify(result.data.name)); | ||
| if (!slug) { | ||
| throw new Error("Failed to generate unique slug"); | ||
| } |
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🛠️ Refactor suggestion
Improve error handling for slug generation.
The null check and generic Error throwing could be improved:
- The
findUniqueSlugfunction always returns a string (either the original slug or a modified one), so the null check may be unnecessary - Throwing a generic
Erroris less ideal than using a more specific error type
- const slug = await findUniqueSlug(slugify(result.data.name));
- if (!slug) {
- throw new Error("Failed to generate unique slug");
- }
+ const slug = await findUniqueSlug(slugify(result.data.name));The null check can likely be removed since findUniqueSlug always returns a string. If you want to keep error handling, consider using a more specific error type.
🤖 Prompt for AI Agents
In server/api/locations.post.ts around lines 47 to 50, remove the null check for
slug since findUniqueSlug always returns a string, making the check unnecessary.
If you want to keep error handling, replace the generic Error with a more
specific error type related to slug generation failure, or consider removing the
error throw entirely if no failure case exists.
Improve location creation reliability through optimized database queries and standardized error responses
closes #23
Summary by CodeRabbit
Bug Fixes
Refactor