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module.ts
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module.ts
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import { resolve } from 'path'
import defu from 'defu'
import type { ModuleOptions, CreateImageOptions } from './types'
import { pick, pkg } from './utils'
import { setupStaticGeneration } from './generate'
import { resolveProviders } from './provider'
import { createIPXMiddleware } from './ipx'
async function imageModule (moduleOptions: ModuleOptions) {
const { nuxt, addPlugin, addServerMiddleware } = this
const defaults: ModuleOptions = {
provider: 'static',
presets: {},
dir: resolve(nuxt.options.srcDir, nuxt.options.dir.static),
domains: [],
sharp: {},
sizes: undefined,
internalUrl: '',
providers: {},
static: {},
intersectOptions: {}
}
const options: ModuleOptions = defu(moduleOptions, nuxt.options.image, defaults)
// Sanitize sizes
if (!Array.isArray(options.sizes)) {
// https://screensiz.es/
options.sizes = [640, 750, 828, 1080, 1200, 1920, 2048, 3840]
}
options.provider = process.env.NUXT_IMAGE_PROVIDER || options.provider || 'static'
const imageOptions: Omit<CreateImageOptions, 'providers'> = pick(options, [
'sizes',
'presets',
'provider',
'intersectOptions'
])
options.static.domains = options.domains
const providers = await resolveProviders(nuxt, options)
// Transpile and alias runtime
const runtimeDir = resolve(__dirname, 'runtime')
nuxt.options.alias['~image'] = runtimeDir
nuxt.options.build.transpile.push(runtimeDir, '@nuxt/image', 'allowlist', 'defu', 'ufo')
// Add plugin
addPlugin({
fileName: 'image.js',
src: resolve(runtimeDir, 'plugin.js'),
options: {
imageOptions,
providers
}
})
addServerMiddleware({
path: '/_ipx',
handle: createIPXMiddleware({
dir: options.dir,
domains: options.domains,
sharp: options.sharp
})
})
nuxt.options.build.loaders = defu({
vue: { transformAssetUrls: { 'nuxt-img': 'src', 'nuxt-picture': 'src' } }
}, nuxt.options.build.loaders || {})
nuxt.hook('generate:before', () => {
setupStaticGeneration(nuxt, options)
})
const LruCache = require('lru-cache')
const cache = new LruCache()
nuxt.hook('vue-renderer:context', (ssrContext) => {
ssrContext.cache = cache
})
nuxt.hook('listen', (_, listener) => {
options.internalUrl = `http://localhost:${listener.port}`
})
}
(imageModule as any).meta = pkg
export default imageModule