Feat(unified router) - Merged temporal classification and query prompt into a single prompt for faster query results #374
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WalkthroughThis pull request adds a new environment configuration file and updates several modules to incorporate a temporal direction mechanism. The new Changes
Sequence Diagram(s)sequenceDiagram
participant U as User
participant P as Prompt (searchQueryPrompt)
participant E as Evaluator (endToEndFlow)
participant C as Chat API
U->>P: Submit query
P->>P: Evaluate query for temporal direction
P->>U: Return JSON { answer, queryRewrite, temporalDirection }
U->>E: Send processed request
E->>E: Initialize parsed object (includes temporalDirection: null)
E->>E: Check for ambiguous answer (null or empty string)
E->>C: Forward classification using parsed.temporalDirection
C->>C: Process message with updated types
C->>U: Return final response
Poem
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Hello @oindrila-b, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!
Summary of Changes
This pull request focuses on unifying the query routing mechanism by incorporating temporal event classification directly into the searchQueryPrompt. This eliminates the need for a separate classification step, potentially leading to faster query results. The changes include adding a missing .env.default file and modifying the searchQueryPrompt to include logic for determining temporal direction (past or future) within the prompt itself. The eval.ts and chat.ts files are updated to reflect these changes, removing the explicit call to temporalEventClassification and adjusting the data structures accordingly.
Highlights
- Unified Query Router: The
searchQueryPromptnow incorporates temporal event classification, streamlining the query processing pipeline. - Temporal Direction Detection: The prompt is enhanced to identify whether a query refers to a past or future event, indicated by the
temporalDirectionfield in the JSON output. - Code Simplification: The separate
temporalEventClassificationcall is removed fromeval.tsandchat.ts, simplifying the code and potentially improving performance.
Changelog
Click here to see the changelog
- server/.env.default
- Added the
.env.defaultfile with default environment variables.
- Added the
- server/ai/eval.ts
- Modified the
parsedobject to include adirectionproperty. - Removed the explicit call to
temporalEventClassificationand associated cost calculation. - Modified the condition to check for empty parsed answer
- Modified the
- server/ai/prompts.ts
- Modified
searchQueryPromptto include logic for temporal event classification, adding instructions to determinetemporalDirectionand include it in the JSON output.
- Modified
- server/api/chat.ts
- Modified
generatePointQueryTimeExpansionandUnderstandMessageAndAnswerfunctions to acceptTemporalClassifierwithout thecostproperty. - Removed the
costArrinitialization withclassification.costingeneratePointQueryTimeExpansion. - Modified
MessageApiandMessageRetryApito remove the explicit call totemporalEventClassificationand instead rely on thetemporalDirectionfrom the parsed prompt output.
- Modified
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A prompt made unified,
No longer split and stratified,
One step decreased,
For queries released,
Results come, amplified.
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Code Review
This pull request introduces a unified router for queries by incorporating the prompt from temporalEventClassification into searchQueryPrompt. This aims to improve query result speed by eliminating the need for separate classification. The changes include adding a .env.default file and modifying the eval.ts and prompts.ts files. Overall, the changes seem well-structured and aligned with the goal of faster query results.
Summary of Findings
- Missing Cost Calculation: The
temporalEventClassificationcost is no longer being tracked or used in thegeneratePointQueryTimeExpansionfunction, which could lead to inaccurate cost reporting. It's important to ensure that all relevant costs are accounted for to provide a complete picture of resource usage. - Incomplete Temporal Classification: The
temporalEventClassificationfunction is removed fromendToEndFlowineval.ts, but theclassificationobject is still being assigned adirectionbased onparsed.temporalDirection. This could lead to incorrect classification if thetemporalDirectionis not properly set in the unified prompt. - Default Encryption Keys: The
.env.defaultfile includes default encryption keys. While this is convenient for local development, it poses a significant security risk if these keys are used in a production environment. It's crucial to ensure that these default keys are replaced with unique, randomly generated keys in any deployed instance.
Merge Readiness
The pull request introduces significant changes to the query routing logic. While the changes aim to improve performance, there are some potential issues that need to be addressed before merging. Specifically, the missing cost calculation and incomplete temporal classification should be investigated and resolved. Additionally, the default encryption keys in .env.default pose a security risk and should be addressed before merging. I am unable to approve this pull request, and recommend that others review and approve this code before merging.
| ENCRYPTION_KEY= "ldRWi1hLL8zMT2yxAXwjjTJUYs1ikROLqRxFrs0qpvU=" # DEFAULT_VALUE, KINDLY GENERATE YOUR OWN | ||
| JWT_SECRET= "ldRWi1hLL8zMT2yxAXwjjTJUYs1ikROLqRxFrs0qpvU=" # DEFAULT_VALUE, KINDLY GENERATE YOUR OWN | ||
| SERVICE_ACCOUNT_ENCRYPTION_KEY= "ldRWi1hLL8zMT2yxAXwjjTJUYs1ikROLqRxFrs0qpvU=" # DEFAULT_VALUE, KINDLY GENERATE YOUR OWN |
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These are default encryption keys. While this is convenient for local development, it poses a significant security risk if these keys are used in a production environment. It's crucial to ensure that these default keys are replaced with unique, randomly generated keys in any deployed instance. Consider adding a warning in the README about this.
| @@ -728,7 +728,7 @@ async function* generatePointQueryTimeExpansion( | |||
| const maxIterations = 10 | |||
| const weekInMs = 12 * 24 * 60 * 60 * 1000 | |||
| const direction = classification.direction as string | |||
| let costArr: number[] = [classification.cost] | |||
| let costArr: number[] = [] | |||
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The temporalEventClassification cost is no longer being tracked or used. Ensure that all relevant costs are accounted for to provide a complete picture of resource usage. Consider adding the cost from the unified prompt to costArr.
| let costArr: number[] = [] | |
| let costArr: number[] = []; // Initialize as empty array |
| const classification: TemporalClassifier = { | ||
| direction: parsed.temporalDirection, | ||
| } |
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The classification object is being assigned a direction based on parsed.temporalDirection. Ensure that parsed.temporalDirection is reliably set by the unified prompt, otherwise the classification might be incorrect. Consider adding a fallback mechanism or validation to ensure the direction is properly determined.
| const classification: TemporalClassifier = { | |
| direction: parsed.temporalDirection, | |
| } | |
| const classification: TemporalClassifier = { | |
| direction: parsed.temporalDirection ?? null, // Add a null fallback | |
| } |
| const classification: TemporalClassifier = { | ||
| direction: parsed.temporalDirection, | ||
| } |
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Consider adding a check to ensure that parsed is not null or undefined before accessing parsed.temporalDirection to avoid potential runtime errors.
| const classification: TemporalClassifier = { | |
| direction: parsed.temporalDirection, | |
| } | |
| const classification: TemporalClassifier = { | |
| direction: parsed?.temporalDirection ?? null, // Add a null fallback | |
| } |
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Actionable comments posted: 1
📜 Review details
Configuration used: CodeRabbit UI
Review profile: CHILL
Plan: Pro
📒 Files selected for processing (4)
server/.env.default(1 hunks)server/ai/eval.ts(2 hunks)server/ai/prompts.ts(1 hunks)server/api/chat.ts(7 hunks)
🧰 Additional context used
🧬 Code Definitions (2)
server/ai/eval.ts (1)
server/ai/types.ts (1)
TemporalClassifier(59-61)
server/api/chat.ts (1)
server/ai/types.ts (1)
TemporalClassifier(59-61)
🔇 Additional comments (9)
server/.env.default (1)
1-7:❓ Verification inconclusive
New environment configuration file looks good.
This new
.env.defaultfile provides helpful default configuration values for database connections, hosts, and necessary encryption keys. The embedding model is also properly specified.I recommend verifying that the default encryption key is appropriately flagged as a placeholder. While the comment indicates users should generate their own keys, consider checking if this value has sufficient entropy as a placeholder:
🏁 Script executed:
#!/bin/bash # Check if the encryption key has sufficient entropy (at least 32 bytes base64) DEFAULT_KEY="ldRWi1hLL8zMT2yxAXwjjTJUYs1ikROLqRxFrs0qpvU=" DECODED_LENGTH=$(echo $DEFAULT_KEY | base64 -d | wc -c) echo "Decoded key length: $DECODED_LENGTH bytes" if [ $DECODED_LENGTH -ge 32 ]; then echo "✅ Default key has sufficient entropy for a placeholder" else echo "⚠️ Default key has insufficient entropy for a placeholder" fiLength of output: 458
Attention Required: Verify the Entropy Check Mechanism for the Placeholder Key
The new
.env.defaultfile provides appropriate default values and clearly flags the encryption keys as placeholders. However, when verifying that the default encryption key has sufficient entropy as a placeholder, the entropy check failed because thebase64command was not found in the current environment. Please ensure one of the following:
- The
base64utility is available so that the entropy check can correctly validate that the provided key decodes to at least 32 bytes.- Alternatively, manually verify in an environment with
base64support that the keyldRWi1hLL8zMT2yxAXwjjTJUYs1ikROLqRxFrs0qpvU=meets the required entropy.Once the entropy verification process is confirmed in the proper environment, the placeholder key usage can be considered acceptable.
server/ai/eval.ts (2)
859-859: Updated parsed object to include direction field.This change adds the direction field to the parsed object, aligning with the unified router approach mentioned in the PR objectives.
883-884: Improved handling of empty responses.Good enhancement to handle both null and empty string responses, making the code more robust against different types of empty responses.
server/ai/prompts.ts (2)
700-714: Integrated temporal classification into search query prompt.This is a key implementation of the PR's objective - merging the temporal classification logic directly into the search query prompt. The code clearly defines criteria for determining temporal direction based on the query context.
717-719: Updated JSON output structure to include temporal direction.The output schema now includes the temporalDirection field, which supports the unified router approach. The documentation for this field is also appropriately added.
Also applies to: 722-723
server/api/chat.ts (4)
718-718: Simplified the classification parameter type.The classification parameter has been simplified by removing the cost property, making it more focused on its primary purpose of temporal classification.
731-731: Initialized costArr as an empty array.The cost array initialization has been modified to start empty instead of including the classification cost. This aligns with the simplified classification parameter type.
1128-1128: Added temporalDirection to parsed object in MessageApi.The parsed object now includes temporalDirection to support the unified router approach. The classification object is also correctly instantiated using this property.
Also applies to: 1219-1219
1530-1530: Added temporalDirection to parsed object in MessageRetryApi.Similar to the MessageApi, the MessageRetryApi now includes temporalDirection in its parsed object and properly uses it for the classification.
Also applies to: 1619-1619
| const classification: TemporalClassifier = { | ||
| direction: parsed.temporalDirection, | ||
| } |
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Fixed field name inconsistency.
There's a field name inconsistency here. The parsed object has a direction field (line 859), but you're using temporalDirection to set the classification object's direction.
Apply this fix to ensure consistency:
const classification: TemporalClassifier = {
- direction: parsed.temporalDirection,
+ direction: parsed.direction,
}📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| const classification: TemporalClassifier = { | |
| direction: parsed.temporalDirection, | |
| } | |
| const classification: TemporalClassifier = { | |
| direction: parsed.direction, | |
| } |
Description
The PR contains the following changes :
.env.defaultthat was removed previously.searchQueryPromptto incorporate prompt fromtemporalEventClassification, resulting intosearchQueryPromptbecoming a unified router for query, thereby removing the need to separately classify the query as an event or meeting.Testing
Tested locally using eval.ts
Additional Notes
None so far
Summary by CodeRabbit
New Features
Chores