Implement Transactions to Migrations and Database Services #381
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WalkthroughThe pull request introduces transaction handling across multiple migration scripts and service methods in the backend. Each migration for creating or modifying tables now ensures atomic operations by wrapping Changes
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Actionable comments posted: 17
🧹 Outside diff range and nitpick comments (13)
backend/src/service/invite.service.js (2)
43-45: Don't let valuable error details slip away—log them before throwing!Logging the original error can be a real lifesaver when debugging unexpected issues.
Suggested change:
await transaction.rollback(); + console.error('Error in sendInvite:', err); throw new Error(`Error Sending Invite ~ ${err.message}`);
53-55: Include the original error message for clearer debugging!Adding the error message helps trace the root cause when fetching invites fails.
Suggested change:
} catch (error) { - throw new Error("Failed to fetch invites"); + throw new Error(`Failed to fetch invites: ${error.message}`); }backend/src/service/tour.service.js (2)
27-30: Don't forget to pass along the original error message!Including the original error provides valuable insight during debugging.
Suggested change:
} catch (error) { await transaction.rollback(); - throw new Error("Error creating tour"); + throw new Error(`Error creating tour: ${error.message}`); }
57-59: Keep the error message close—include it when throwing!Passing the original error message aids in pinpointing issues swiftly.
Suggested change:
} catch (error) { await transaction.rollback(); - throw new Error("Error updating tour"); + throw new Error(`Error updating tour: ${error.message}`); }backend/src/service/link.service.js (2)
38-40: Don't let errors go unnoticed—include the original message!Including the error details makes troubleshooting more straightforward.
Suggested change:
} catch (error) { await transaction.rollback(); - throw new Error("Error creating link"); + throw new Error(`Error creating link: ${error.message}`); }
62-64: Capture that error message when throwing!Including it helps maintain a clear picture when issues arise.
Suggested change:
} catch (error) { await transaction.rollback(); - throw new Error("Error updating link"); + throw new Error(`Error updating link: ${error.message}`); }backend/src/service/user.service.js (2)
Line range hint
50-74: Watch the transaction scope to keep things steadyDeclaring
transactioninside thetryblock means it won't be accessible in thecatchblock if an error occurs before it's initialized. To avoid weak knees during rollback, declaretransactionbefore thetryblock.Apply this diff to fix the scope of
transaction:- try { - const transaction = await sequelize.transaction(); + let transaction; + try { + transaction = await sequelize.transaction();
74-74: Consider providing more error detailsIncluding the original error message when throwing a new error can help diagnose issues without breaking a sweat. It adds valuable context for debugging.
Apply this diff to include the original error message:
- throw new Error("Error updating user"); + throw new Error(`Error updating user: ${err.message}`);backend/migrations/20240422214219-create_users_table.js (1)
18-22: Email validation's weak, knees weak, arms are heavyAdd proper email validation to prevent invalid data.
email: { type: Sequelize.STRING(100), allowNull: false, unique: true, + validate: { + isEmail: true + } },backend/migrations/20241022153237-create-banners-table.js (1)
1-1: Let's talk about keeping our migration game strong!I notice a pattern across all migration files where indices are created outside transactions. Consider creating a helper function to standardize the migration pattern:
const createTableWithIndices = async (queryInterface, tableName, tableDefinition, indices) => { await queryInterface.sequelize.transaction(async (transaction) => { await queryInterface.createTable(tableName, tableDefinition, { transaction }); for (const index of indices) { await queryInterface.addIndex(tableName, index, { transaction }); } }); };This would help maintain consistency and ensure proper transaction handling across all migrations.
backend/migrations/20240601230258-create-popup-table.js (1)
68-70: Transaction's lookin' fresh, but where's the error handling at?The transaction implementation is solid, but consider adding specific error handling for migration failures.
down: async (queryInterface, Sequelize) => { await queryInterface.sequelize.transaction(async (transaction) => { - await queryInterface.dropTable("popup", { transaction }); + try { + await queryInterface.dropTable("popup", { transaction }); + } catch (error) { + console.error('Migration down failed:', error); + throw error; + } }); },backend/src/service/popup.service.js (1)
Line range hint
33-41: Palms are sweaty in deletePopup - no transaction support!The deletePopup method lacks transaction support while other methods have it.
async deletePopup(id) { + const transaction = await sequelize.transaction(); + try { - const rowsAffected = await Popup.destroy({ where: { id } }); + const rowsAffected = await Popup.destroy({ + where: { id }, + transaction + }); if (rowsAffected === 0) { + await transaction.rollback(); return false; } + await transaction.commit(); return true; + } catch (error) { + await transaction.rollback(); + throw new Error("Error deleting popup: " + error.message); + } }backend/migrations/20241022191246-create-hints-table.js (1)
48-72: Mom's spaghetti says we need color validation! 🍝The color columns accept any string value, but they should only accept valid color formats (hex, rgb, rgba).
Add validation using a CHECK constraint or custom validation:
headerBackgroundColor: { type: Sequelize.STRING, allowNull: false, defaultValue: "#FFFFFF", + validate: { + is: /^#[0-9A-F]{6}$/i // Hex color validation + } },Apply similar validation to other color fields:
headerColor,textColor,buttonBackgroundColor,buttonTextColor.
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📒 Files selected for processing (21)
backend/migrations/20240422214219-create_users_table.js(1 hunks)backend/migrations/20240601230258-create-popup-table.js(1 hunks)backend/migrations/20240605215441-add-createdBy-to-popup.js(1 hunks)backend/migrations/20240617070351-create_tokens_table.js(1 hunks)backend/migrations/20240906060143-add-name-surname-to-users.js(1 hunks)backend/migrations/20240916052017-create_teams_table.js(1 hunks)backend/migrations/20240916053636-create_invites_table.js(1 hunks)backend/migrations/20241011132524-add-profile-pictures.js(1 hunks)backend/migrations/20241022153237-create-banners-table.js(1 hunks)backend/migrations/20241022170915-create-popup_logs-table.js(1 hunks)backend/migrations/20241022190720-create-tours-table.js(1 hunks)backend/migrations/20241022191246-create-hints-table.js(1 hunks)backend/migrations/20241109002921-create-helper-link.js(1 hunks)backend/migrations/20241109003223-create-link.js(1 hunks)backend/src/service/banner.service.js(3 hunks)backend/src/service/hint.service.js(4 hunks)backend/src/service/invite.service.js(1 hunks)backend/src/service/link.service.js(3 hunks)backend/src/service/popup.service.js(3 hunks)backend/src/service/tour.service.js(3 hunks)backend/src/service/user.service.js(2 hunks)
🔇 Additional comments (27)
backend/src/service/invite.service.js (2)
5-5: Nice work bringing in sequelize for transactions!
Importing sequelize sets you up perfectly for managing transactions in your service.
8-47: Smooth implementation of transactions in sendInvite!
Wrapping your operations within a transaction ensures data integrity throughout the invite process.
backend/src/service/tour.service.js (4)
3-3: Good call importing sequelize for transaction handling!
This import is essential for managing transactions in your tour services.
15-15: Comma added—keeping it consistent!
The additional comma enhances code readability and maintains style consistency.
22-30: Great job integrating transactions into createTour!
Transactions ensure that your tour creation process is reliable and atomic.
44-56: Transactions in updateTour are a solid addition!
This change enhances data integrity when updating tours.
backend/src/service/link.service.js (3)
3-3: Smart addition of sequelize for transaction support!
This import is key for handling transactions within your link services.
32-37: Transactions in createLink keep things tight!
Ensuring atomic operations during link creation boosts reliability.
49-61: Adding transactions to updateLink is a great move!
This change ensures updates are safe and can be rolled back if needed.
backend/src/service/banner.service.js (4)
3-3: Good thinking importing sequelize for transactions!
This sets up your banner services for robust transaction management.
15-15: Consistency is key—nice addition of the comma!
The extra comma keeps your code style uniform and clean.
22-27: Transactions in createBanner—great addition!
This ensures banner creation is handled safely and can be rolled back if necessary.
44-56: Nicely done incorporating transactions into updateBanner!
Transactions enhance the reliability of your update operations.
backend/migrations/20241011132524-add-profile-pictures.js (2)
3-12: Solid move wrapping operations in a transaction
Wrapping addColumn in a transaction ensures the migration doesn't get weak at the knees if something goes wrong. It keeps the database changes atomic and reliable.
17-19: Transactions in 'down' method keep rollbacks steady
Including the removeColumn operation in a transaction ensures that rollbacks won't leave you feeling heavy. It maintains consistency during downgrades.
backend/migrations/20240605215441-add-createdBy-to-popup.js (2)
3-18: Ensuring atomic operations with transactions
Wrapping addColumn within a transaction keeps the migration from getting shaky. It's a smart move to prevent partial updates and maintain integrity.
23-25: Smooth rollbacks with transaction in 'down' method
Using a transaction for removeColumn ensures that downgrades don't leave any spaghetti on your codebase. It keeps things clean and consistent.
backend/migrations/20240916052017-create_teams_table.js (2)
6-36: Transactions tie the operations together nicely
By wrapping createTable and bulkInsert in a transaction, you ensure both operations succeed or fail together. No sweaty palms here—it's a robust approach for reliable migrations.
41-43: Consistent use of transactions in 'down' method
Including dropTable in a transaction keeps your rollbacks as steady as can be. It's a good practice that prevents unexpected issues during downgrades.
backend/migrations/20240906060143-add-name-surname-to-users.js (1)
4-22:
Yo, hold up! We need to verify the username column removal's impact
The removal of the username column could break existing functionality. Let's check for references before dropping it.
Consider these safety measures:
- Backup username data before removal
- Add a migration to copy username data to name if needed
backend/migrations/20240916053636-create_invites_table.js (2)
6-42: Yo dawg, this transaction implementation is straight fire! 🔥
The transaction wrapper for the table creation is solid, with proper passing of the transaction object to the createTable operation. The schema design is also on point with:
- Proper foreign key constraints with CASCADE rules
- Unique constraint on email
- ENUM type for role validation
47-49: Clean transaction handling in the down migration! 👊
The down migration properly wraps the dropTable operation in a transaction, ensuring atomic rollback if needed.
backend/migrations/20241109003223-create-link.js (1)
49-51: Down migration looking clean! 💯
The transaction wrapper for the table drop operation is properly implemented.
backend/migrations/20240617070351-create_tokens_table.js (2)
50-52: Down migration's got that clean transaction wrap! 👌
The transaction handling in the down migration is properly implemented.
3-45: Transaction's looking tight, but let's talk about that token field! 🤔
The transaction implementation is solid, but I noticed the token field length is set to 500 characters. This seems like an arbitrary number.
Let's verify if this length is sufficient for your token format:
Consider adjusting the length based on your actual token format (JWT, UUID, etc.) to avoid potential truncation.
✅ Verification successful
The first check will help us understand the JWT payload structure, and the second will look for any example tokens in tests. This will help us determine if 500 characters is appropriate for the token field.
Yo, that token length of 500 is actually perfect, fam! 🎯
Looking at the implementation, we're using standard JWTs with a minimal payload (just id and email). Even with a decent-sized secret and considering the base64 encoding of JWT's three parts (header.payload.signature), 500 characters provides plenty of headroom without being wasteful. A typical JWT with this payload structure rarely exceeds 300 characters, so 500 gives us that sweet safety margin for future payload additions.
- JWT implementation in
backend/src/utils/jwt.helper.jsshows minimal payload structure - Token usage in auth middleware and controllers confirms standard JWT Bearer scheme
- No evidence of any other token types that would exceed this length
🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash
# Search for token generation/usage patterns
rg -g '!*.{json,lock}' -A 3 'token.*generate|jwt.*sign|createToken'
Length of output: 1245
Script:
#!/bin/bash
# Let's check the actual JWT implementation to understand the token size
ast-grep --pattern 'jwt.sign($$$)'
# Also check for any existing tokens in tests
rg -g '!*.{json,lock}' 'token.*=.*["'\''].*["'\'']' -A 1
Length of output: 1063
backend/migrations/20240601230258-create-popup-table.js (1)
3-63: 🛠️ Refactor suggestion
Yo dawg, those default color values need some validation!
The default value "#FFFFFF" is used for multiple color fields, but there's no validation to ensure hex color format. Consider adding a validator to ensure proper color format.
Add color validation like this:
headerBackgroundColor: {
type: Sequelize.STRING,
allowNull: false,
defaultValue: "#FFFFFF",
+ validate: {
+ is: /^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/
+ }
},backend/migrations/20241022191246-create-hints-table.js (1)
92-96: Clean rollback implementation, straight fire! 🔥
The down method correctly uses a transaction to ensure atomic rollback of the table creation.
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Actionable comments posted: 0
🧹 Outside diff range and nitpick comments (1)
backend/migrations/20241022190720-create-tours-table.js (1)
34-37: Yo, consider adding an enum for triggering frequency!Instead of allowing any string for
triggeringFrequency, consider using an ENUM type to restrict the possible values:triggeringFrequency: { - type: Sequelize.STRING, + type: Sequelize.ENUM('once', 'daily', 'weekly', 'monthly'), allowNull: false, },
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backend/migrations/20241022190720-create-tours-table.js(1 hunks)
🔇 Additional comments (4)
backend/migrations/20241022190720-create-tours-table.js (4)
8-47: The table structure is fire! 🔥
The table definition is solid with:
- Proper primary key setup
- Well-defined foreign key relationship with users table
- Appropriate constraints and default values
- Good choice of data types for each column
4-4:
Mom's spaghetti alert! There's a typo in 'sequelize'!
Yo, there's a critical typo in the transaction initialization that would make this migration lose itself:
- await queryInterface.sequilize.transaction(async (transaction) => {
+ await queryInterface.sequelize.transaction(async (transaction) => {52-54:
These indices are living life on the edge, outside the transaction!
Yo! These indices need to be wrapped in the same transaction block as the table creation. One shot, one opportunity - let's not miss our chance to maintain atomicity!
await queryInterface.sequelize.transaction(async (transaction) => {
await queryInterface.createTable(
"tours",
{
// ... table definition ...
},
{ transaction }
);
+ await queryInterface.addIndex("tours", ["createdBy"], { transaction });
+ await queryInterface.addIndex("tours", ["statusActive"], { transaction });
+ await queryInterface.addIndex("tours", ["pageTargeting"], { transaction });
});
- await queryInterface.addIndex("tours", ["createdBy"]);
- await queryInterface.addIndex("tours", ["statusActive"]);
- await queryInterface.addIndex("tours", ["pageTargeting"]);58-58:
Same typo's back again, like a bad rap battle!
The same 'sequelize' typo appears in the down method:
- await queryInterface.sequilize.transaction(async (transaction) => {
+ await queryInterface.sequelize.transaction(async (transaction) => {
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Actionable comments posted: 1
📜 Review details
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Review profile: CHILL
Plan: Pro
📒 Files selected for processing (6)
backend/migrations/20241022153237-create-banners-table.js(1 hunks)backend/migrations/20241022170915-create-popup_logs-table.js(1 hunks)backend/migrations/20241022190720-create-tours-table.js(1 hunks)backend/migrations/20241022191246-create-hints-table.js(1 hunks)backend/migrations/20241109002921-create-helper-link.js(1 hunks)backend/migrations/20241109003223-create-link.js(1 hunks)
🚧 Files skipped from review as they are similar to previous changes (3)
- backend/migrations/20241109002921-create-helper-link.js
- backend/migrations/20241022170915-create-popup_logs-table.js
- backend/migrations/20241022190720-create-tours-table.js
🔇 Additional comments (9)
backend/migrations/20241022153237-create-banners-table.js (2)
15-15: Yo dawg, still got that Sequelize inception going on! 🍝
The redundant Sequelize reference in ENUM definitions needs to be fixed:
- type: Sequelize.Sequelize.ENUM(
+ type: Sequelize.ENUM(Also applies to: 23-23
4-59: Ayy, transaction implementation looking clean! 🔥
The transaction handling for both up and down methods is properly implemented, with all operations (table creation, indices, and table drop) wrapped within their respective transactions. This ensures atomic operations and maintains data consistency.
Also applies to: 64-66
backend/migrations/20241022191246-create-hints-table.js (3)
4-90: Transaction game strong! 💪
The transaction implementation is on point:
- Table creation, indices, and table drop are all wrapped in transactions
- Proper use of the transaction parameter in all operations
- Atomic operations guaranteed
Also applies to: 95-97
22-47: These string columns still running wild without limits! 🍝
Add appropriate length constraints to the string columns:
actionButtonUrl: {
- type: Sequelize.STRING,
+ type: Sequelize.STRING(2048), // URLs can be long
allowNull: true,
},
actionButtonText: {
- type: Sequelize.STRING,
+ type: Sequelize.STRING(255),
allowNull: true,
},
targetElement: {
- type: Sequelize.STRING,
+ type: Sequelize.STRING(255),
allowNull: true,
},
hintContent: {
- type: Sequelize.STRING,
+ type: Sequelize.STRING(1000), // Content needs more space
allowNull: false,
defaultValue: "",
},
header: {
- type: Sequelize.STRING,
+ type: Sequelize.STRING(255),
allowNull: false,
defaultValue: "",
},
headerBackgroundColor: {
- type: Sequelize.STRING,
+ type: Sequelize.STRING(7), // #FFFFFF format
allowNull: false,
defaultValue: "#FFFFFF",
},Also applies to: 48-72
73-82: Foreign key constraints looking solid! 👊
The createdBy foreign key is well-defined with:
- Proper references to the users table
- CASCADE on update
- RESTRICT on delete
backend/migrations/20241109003223-create-link.js (4)
5-5: Yo dawg, transaction wrapper looking clean! 🔥
The transaction implementation properly encapsulates both the table creation and index operations, ensuring atomic execution.
Also applies to: 44-45
44-44: Mom's spaghetti approved! 🍝
The index creation is now properly wrapped in the transaction, addressing the previous review comment about transaction scope.
48-50: Clean transaction handling in the down method! 💯
The dropTable operation is properly wrapped in a transaction, maintaining consistency with the up method.
18-21: Heads up about that URL field length, fam! 🤔
VARCHAR(255) might be too short for some URLs, especially with query parameters. Consider using TEXT type or a larger VARCHAR to avoid potential truncation.
url: {
- type: Sequelize.STRING(255),
+ type: Sequelize.TEXT,
allowNull: false,
},
Closes #358
1. Implemented transactions to existing migrations for both up and down
2. Implemented transactions for services under backend/src/service folder that modify the database