stuffs
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97
src/storage/textureStorage.ts
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97
src/storage/textureStorage.ts
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import config from '@/application/config'
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import type { TextureData } from '@/application/types'
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import Dexie from 'dexie'
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export class TextureStorage {
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private dexie: Dexie
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constructor() {
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this.dexie = new Dexie('textures')
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this.dexie.version(1).stores({
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textures: 'key, group'
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})
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}
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async download(texture: TextureData) {
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try {
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// Check if the texture already exists, then check if updatedAt is newer
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const _texture = await this.dexie.table('textures').get(texture.key)
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if (_texture && _texture.updatedAt > texture.updatedAt) {
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return
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}
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// Download the texture
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const response = await fetch(config.server_endpoint + texture.data)
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const blob = await response.blob()
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// Store the texture in the database
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await this.dexie.table('textures').put({
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key: texture.key,
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data: blob,
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group: texture.group,
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updatedAt: texture.updatedAt,
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originX: texture.originX,
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originY: texture.originY,
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isAnimated: texture.isAnimated,
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frameRate: texture.frameRate,
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frameWidth: texture.frameWidth,
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frameHeight: texture.frameHeight,
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frameCount: texture.frameCount
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})
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} catch (error) {
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console.error(`Failed to add texture ${texture.key}:`, error)
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}
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}
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async get(key: string) {
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try {
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const texture = await this.dexie.table('textures').get(key)
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if (texture) {
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return {
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...texture,
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data: URL.createObjectURL(texture.data) // Convert blob to data URL
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}
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}
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} catch (error) {
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console.error(`Failed to retrieve texture ${key}:`, error)
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}
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return null
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}
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async getByGroup(group: string) {
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try {
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const textures = await this.dexie.table('textures').where('group').equals(group).toArray()
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return textures.map((texture) => ({
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...texture,
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data: URL.createObjectURL(texture.data) // Convert blob to data URL
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}))
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} catch (error) {
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console.error(`Failed to retrieve textures for group ${group}:`, error)
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return []
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}
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}
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async delete(key: string) {
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try {
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await this.dexie.table('textures').delete(key)
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} catch (error) {
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console.error(`Failed to delete texture ${key}:`, error)
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}
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}
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async reset() {
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try {
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await this.dexie.table('textures').clear()
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} catch (error) {
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console.error(`Failed to clear textures:`, error)
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}
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}
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async destroy() {
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try {
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await this.dexie.delete()
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} catch (error) {
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console.error(`Failed to destroy textures:`, error)
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}
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}
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}
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