Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 | import { StoreType, ValidationResult, ShardingConfig, PinningConfig } from '../types/framework';
import { FieldConfig, RelationshipConfig, ValidationError } from '../types/models';
import { QueryBuilder } from '../query/QueryBuilder';
export abstract class BaseModel {
// Instance properties
public id: string = '';
public createdAt: number = 0;
public updatedAt: number = 0;
public _loadedRelations: Map<string, any> = new Map();
protected _isDirty: boolean = false;
protected _isNew: boolean = true;
// Static properties for model configuration
static modelName: string;
static dbType: StoreType = 'docstore';
static scope: 'user' | 'global' = 'global';
static sharding?: ShardingConfig;
static pinning?: PinningConfig;
static fields: Map<string, FieldConfig> = new Map();
static relationships: Map<string, RelationshipConfig> = new Map();
static hooks: Map<string, Function[]> = new Map();
constructor(data: any = {}) {
this.fromJSON(data);
}
// Core CRUD operations
async save(): Promise<this> {
await this.validate();
if (this._isNew) {
await this.beforeCreate();
// Generate ID if not provided
if (!this.id) {
this.id = this.generateId();
}
this.createdAt = Date.now();
this.updatedAt = this.createdAt;
// Save to database (will be implemented when database manager is ready)
await this._saveToDatabase();
this._isNew = false;
this._isDirty = false;
await this.afterCreate();
} else if (this._isDirty) {
await this.beforeUpdate();
this.updatedAt = Date.now();
// Update in database
await this._updateInDatabase();
this._isDirty = false;
await this.afterUpdate();
}
return this;
}
static async create<T extends BaseModel>(this: new (data?: any) => T, data: any): Promise<T> {
const instance = new this(data);
return await instance.save();
}
static async get<T extends BaseModel>(
this: typeof BaseModel & (new (data?: any) => T),
_id: string,
): Promise<T | null> {
// Will be implemented when query system is ready
throw new Error('get method not yet implemented - requires query system');
}
static async find<T extends BaseModel>(
this: typeof BaseModel & (new (data?: any) => T),
id: string,
): Promise<T> {
const result = await this.get(id);
if (!result) {
throw new Error(`${this.name} with id ${id} not found`);
}
return result;
}
async update(data: Partial<this>): Promise<this> {
Object.assign(this, data);
this._isDirty = true;
return await this.save();
}
async delete(): Promise<boolean> {
await this.beforeDelete();
// Delete from database (will be implemented when database manager is ready)
const success = await this._deleteFromDatabase();
if (success) {
await this.afterDelete();
}
return success;
}
// Query operations (return QueryBuilder instances)
static where<T extends BaseModel>(
this: typeof BaseModel & (new (data?: any) => T),
field: string,
operator: string,
value: any,
): QueryBuilder<T> {
return new QueryBuilder<T>(this as any).where(field, operator, value);
}
static whereIn<T extends BaseModel>(
this: typeof BaseModel & (new (data?: any) => T),
field: string,
values: any[],
): QueryBuilder<T> {
return new QueryBuilder<T>(this as any).whereIn(field, values);
}
static orderBy<T extends BaseModel>(
this: typeof BaseModel & (new (data?: any) => T),
field: string,
direction: 'asc' | 'desc' = 'asc',
): QueryBuilder<T> {
return new QueryBuilder<T>(this as any).orderBy(field, direction);
}
static limit<T extends BaseModel>(
this: typeof BaseModel & (new (data?: any) => T),
count: number,
): QueryBuilder<T> {
return new QueryBuilder<T>(this as any).limit(count);
}
static async all<T extends BaseModel>(
this: typeof BaseModel & (new (data?: any) => T),
): Promise<T[]> {
return await new QueryBuilder<T>(this as any).exec();
}
// Relationship operations
async load(relationships: string[]): Promise<this> {
const framework = this.getFrameworkInstance();
if (!framework?.relationshipManager) {
console.warn('RelationshipManager not available, skipping relationship loading');
return this;
}
await framework.relationshipManager.eagerLoadRelationships([this], relationships);
return this;
}
async loadRelation(relationName: string): Promise<any> {
// Check if already loaded
if (this._loadedRelations.has(relationName)) {
return this._loadedRelations.get(relationName);
}
const framework = this.getFrameworkInstance();
if (!framework?.relationshipManager) {
console.warn('RelationshipManager not available, cannot load relationship');
return null;
}
return await framework.relationshipManager.loadRelationship(this, relationName);
}
// Advanced relationship loading methods
async loadRelationWithConstraints(
relationName: string,
constraints: (query: any) => any,
): Promise<any> {
const framework = this.getFrameworkInstance();
if (!framework?.relationshipManager) {
console.warn('RelationshipManager not available, cannot load relationship');
return null;
}
return await framework.relationshipManager.loadRelationship(this, relationName, {
constraints,
});
}
async reloadRelation(relationName: string): Promise<any> {
// Clear cached relationship
this._loadedRelations.delete(relationName);
const framework = this.getFrameworkInstance();
if (framework?.relationshipManager) {
framework.relationshipManager.invalidateRelationshipCache(this, relationName);
}
return await this.loadRelation(relationName);
}
getLoadedRelations(): string[] {
return Array.from(this._loadedRelations.keys());
}
isRelationLoaded(relationName: string): boolean {
return this._loadedRelations.has(relationName);
}
getRelation(relationName: string): any {
return this._loadedRelations.get(relationName);
}
setRelation(relationName: string, value: any): void {
this._loadedRelations.set(relationName, value);
}
clearRelation(relationName: string): void {
this._loadedRelations.delete(relationName);
}
// Serialization
toJSON(): any {
const result: any = {};
// Include all enumerable properties
for (const key in this) {
if (this.hasOwnProperty(key) && !key.startsWith('_')) {
result[key] = (this as any)[key];
}
}
// Include loaded relations
this._loadedRelations.forEach((value, key) => {
result[key] = value;
});
return result;
}
fromJSON(data: any): this {
if (!data) return this;
// Set basic properties
Object.keys(data).forEach((key) => {
if (key !== '_loadedRelations' && key !== '_isDirty' && key !== '_isNew') {
(this as any)[key] = data[key];
}
});
// Mark as existing if it has an ID
if (this.id) {
this._isNew = false;
}
return this;
}
// Validation
async validate(): Promise<ValidationResult> {
const errors: string[] = [];
const modelClass = this.constructor as typeof BaseModel;
// Validate each field
for (const [fieldName, fieldConfig] of modelClass.fields) {
const value = (this as any)[fieldName];
const fieldErrors = this.validateField(fieldName, value, fieldConfig);
errors.push(...fieldErrors);
}
const result = { valid: errors.length === 0, errors };
if (!result.valid) {
throw new ValidationError(errors);
}
return result;
}
private validateField(fieldName: string, value: any, config: FieldConfig): string[] {
const errors: string[] = [];
// Required validation
if (config.required && (value === undefined || value === null || value === '')) {
errors.push(`${fieldName} is required`);
return errors; // No point in further validation if required field is missing
}
// Skip further validation if value is empty and not required
if (value === undefined || value === null) {
return errors;
}
// Type validation
if (!this.isValidType(value, config.type)) {
errors.push(`${fieldName} must be of type ${config.type}`);
}
// Custom validation
if (config.validate) {
const customResult = config.validate(value);
if (customResult === false) {
errors.push(`${fieldName} failed custom validation`);
} else if (typeof customResult === 'string') {
errors.push(customResult);
}
}
return errors;
}
private isValidType(value: any, expectedType: FieldConfig['type']): boolean {
switch (expectedType) {
case 'string':
return typeof value === 'string';
case 'number':
return typeof value === 'number' && !isNaN(value);
case 'boolean':
return typeof value === 'boolean';
case 'array':
return Array.isArray(value);
case 'object':
return typeof value === 'object' && !Array.isArray(value);
case 'date':
return value instanceof Date || (typeof value === 'number' && !isNaN(value));
default:
return true;
}
}
// Hook methods (can be overridden by subclasses)
async beforeCreate(): Promise<void> {
await this.runHooks('beforeCreate');
}
async afterCreate(): Promise<void> {
await this.runHooks('afterCreate');
}
async beforeUpdate(): Promise<void> {
await this.runHooks('beforeUpdate');
}
async afterUpdate(): Promise<void> {
await this.runHooks('afterUpdate');
}
async beforeDelete(): Promise<void> {
await this.runHooks('beforeDelete');
}
async afterDelete(): Promise<void> {
await this.runHooks('afterDelete');
}
private async runHooks(hookName: string): Promise<void> {
const modelClass = this.constructor as typeof BaseModel;
const hooks = modelClass.hooks.get(hookName) || [];
for (const hook of hooks) {
await hook.call(this);
}
}
// Utility methods
private generateId(): string {
return Date.now().toString(36) + Math.random().toString(36).substr(2);
}
// Database operations integrated with DatabaseManager
private async _saveToDatabase(): Promise<void> {
const framework = this.getFrameworkInstance();
if (!framework) {
console.warn('Framework not initialized, skipping database save');
return;
}
const modelClass = this.constructor as typeof BaseModel;
try {
if (modelClass.scope === 'user') {
// For user-scoped models, we need a userId
const userId = (this as any).userId;
if (!userId) {
throw new Error('User-scoped models must have a userId field');
}
const database = await framework.databaseManager.getUserDatabase(
userId,
modelClass.modelName,
);
await framework.databaseManager.addDocument(database, modelClass.dbType, this.toJSON());
} else {
// For global models
if (modelClass.sharding) {
// Use sharded database
const shard = framework.shardManager.getShardForKey(modelClass.modelName, this.id);
await framework.databaseManager.addDocument(
shard.database,
modelClass.dbType,
this.toJSON(),
);
} else {
// Use single global database
const database = await framework.databaseManager.getGlobalDatabase(modelClass.modelName);
await framework.databaseManager.addDocument(database, modelClass.dbType, this.toJSON());
}
}
} catch (error) {
console.error('Failed to save to database:', error);
throw error;
}
}
private async _updateInDatabase(): Promise<void> {
const framework = this.getFrameworkInstance();
if (!framework) {
console.warn('Framework not initialized, skipping database update');
return;
}
const modelClass = this.constructor as typeof BaseModel;
try {
if (modelClass.scope === 'user') {
const userId = (this as any).userId;
if (!userId) {
throw new Error('User-scoped models must have a userId field');
}
const database = await framework.databaseManager.getUserDatabase(
userId,
modelClass.modelName,
);
await framework.databaseManager.updateDocument(
database,
modelClass.dbType,
this.id,
this.toJSON(),
);
} else {
if (modelClass.sharding) {
const shard = framework.shardManager.getShardForKey(modelClass.modelName, this.id);
await framework.databaseManager.updateDocument(
shard.database,
modelClass.dbType,
this.id,
this.toJSON(),
);
} else {
const database = await framework.databaseManager.getGlobalDatabase(modelClass.modelName);
await framework.databaseManager.updateDocument(
database,
modelClass.dbType,
this.id,
this.toJSON(),
);
}
}
} catch (error) {
console.error('Failed to update in database:', error);
throw error;
}
}
private async _deleteFromDatabase(): Promise<boolean> {
const framework = this.getFrameworkInstance();
if (!framework) {
console.warn('Framework not initialized, skipping database delete');
return false;
}
const modelClass = this.constructor as typeof BaseModel;
try {
if (modelClass.scope === 'user') {
const userId = (this as any).userId;
if (!userId) {
throw new Error('User-scoped models must have a userId field');
}
const database = await framework.databaseManager.getUserDatabase(
userId,
modelClass.modelName,
);
await framework.databaseManager.deleteDocument(database, modelClass.dbType, this.id);
} else {
if (modelClass.sharding) {
const shard = framework.shardManager.getShardForKey(modelClass.modelName, this.id);
await framework.databaseManager.deleteDocument(
shard.database,
modelClass.dbType,
this.id,
);
} else {
const database = await framework.databaseManager.getGlobalDatabase(modelClass.modelName);
await framework.databaseManager.deleteDocument(database, modelClass.dbType, this.id);
}
}
return true;
} catch (error) {
console.error('Failed to delete from database:', error);
throw error;
}
}
private getFrameworkInstance(): any {
// This will be properly typed when DebrosFramework is created
return (globalThis as any).__debrosFramework;
}
// Static methods for framework integration
static setStore(store: any): void {
(this as any)._store = store;
}
static setShards(shards: any[]): void {
(this as any)._shards = shards;
}
static getStore(): any {
return (this as any)._store;
}
static getShards(): any[] {
return (this as any)._shards || [];
}
}
|