TODO: Implement middleware functions

Helpers

ConnectDB establishes a connection to the SQLite database with auto-migration

CreateCompoundIndex creates compound indexes for complex query patterns

CreateUser creates a new user in the database

errorResponse writes a standard failure APIResponse with the given message, validation errors, error code, and HTTP status, echoing the X-Request-ID h

--------------------------------------------------------------- Helper functions ---------------------------------------------------------------

ConnectDB establishes a connection to the SQLite database and auto-migrates the models

ConnectDB establishes a connection to the SQLite database

CreateUser creates a new user in the database

NewCircle creates a new Circle with validation

NewRectangle creates a new Rectangle with validation

NewTriangle creates a new Triangle with validation

Send sends a message to the client

fileExists checks if a file exists

============================================ HELPER FUNCTIONS ============================================

Setup router

Helper functions

writeJSON writes a JSON response

Helper functions ...

Add a value to context

CreateAccount creates a new bank account with initial balance

CreateProduct adds a new product to the database

CreateTextIndex creates a text search index with proper weights

CreateUser creates a new user using GORM's generics API

Front returns the front element without removing it Returns an error if the queue is empty

GenerateRandomString generates a random string of the specified length

GetProduct retrieves a product by ID

GetProductsByPriceRange retrieves products within a price range

GetTransactionHistory retrieves transaction history for an account

heap.Interface

NewChatServer creates a new chat server instance

NewOAuth2Server creates a new OAuth2Server

NewProductStore creates a new ProductStore with the given database connection

SaveConfig saves configuration to default location

StoreDocument stores large documents using GridFS

Helper function to execute command and capture output

Helper function to check if two float64 values are approximately equal

TODO: Implement handler functions

in a production setting, fields like Name and Description that could be rendered in a UI should be sanitized against HTML/script injection (e.g., usin

Helper =======================================================================

writeJson writes ResponseWriter with encoded json response

AnalyzeQueryPerformance analyzes the performance of a given query

CreateUserWithPosts creates a new user with associated posts

DropIndex safely removes an index by name

FindIndex returns the index of the first occurrence of the given element or -1 if not found

FreezeAccount freezes an account to prevent transactions

GenerateRandomString generates a random string of the specified length

GetMigrationVersion gets the current migration version

GetProductsByCategory retrieves products by category with optional filtering

GetProductsByTags retrieves products that have any of the specified tags

Get a value from context

IsEmpty returns true if the stack contains no elements

NewBankAccount creates a new bank account with the given parameters. It returns an error if any of the parameters are invalid.