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Enhancement/issue 1088 refactor workers out of SSR builds (#1110)
* production SSR workers refactor WIP * initial draft refactoring for no Workers as part of serving SSR builds * decouple SSR module execution from Workers implementation * enable pre-compiled HTML for templates during SSR * ammed static router spec for execute-route-module * get SSR execution module from config * refactor executeRouteModule signature and fix all specs * update lit renderer per execute module refactoring * pre-bundle SSR entry points * refactor entry file to use runtime import.meta.url * use placholder for SSR page entry point path and replace at write with rollup * expand rollup and lit circular reference TODO comment * clean up console logs and track TODOs * update Renderer plugin docs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| import { renderToString, renderFromHTML } from 'wc-compiler'; | ||
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| async function executeRouteModule({ moduleUrl, compilation, page = {}, prerender = false, htmlContents = null, scripts = [] }) { | ||
| const data = { | ||
| template: null, | ||
| body: null, | ||
| frontmatter: null, | ||
| html: null | ||
| }; | ||
|
|
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| if (prerender) { | ||
| const scriptURLs = scripts.map(scriptFile => new URL(scriptFile)); | ||
| const { html } = await renderFromHTML(htmlContents, scriptURLs); | ||
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| data.html = html; | ||
| } else { | ||
| const module = await import(moduleUrl).then(module => module); | ||
| const { getTemplate = null, getBody = null, getFrontmatter = null } = module; | ||
|
|
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| if (module.default) { | ||
| const { html } = await renderToString(new URL(moduleUrl), false); | ||
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| data.body = html; | ||
| } else { | ||
| if (getBody) { | ||
| data.body = await getBody(compilation, page); | ||
| } | ||
| } | ||
|
|
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| if (getTemplate) { | ||
| data.template = await getTemplate(compilation, page); | ||
| } | ||
|
|
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| if (getFrontmatter) { | ||
| data.frontmatter = await getFrontmatter(compilation, page); | ||
| } | ||
| } | ||
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| return data; | ||
| } | ||
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| export { executeRouteModule }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,47 +1,13 @@ | ||
| // https://github.com/nodejs/modules/issues/307#issuecomment-858729422 | ||
| import { parentPort } from 'worker_threads'; | ||
| import { renderToString, renderFromHTML } from 'wc-compiler'; | ||
|
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| async function executeRouteModule({ moduleUrl, compilation, route, label, id, prerender, htmlContents, scripts }) { | ||
| const parsedCompilation = JSON.parse(compilation); | ||
| const data = { | ||
| template: null, | ||
| body: null, | ||
| frontmatter: null, | ||
| html: null | ||
| }; | ||
|
|
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| if (prerender) { | ||
| const scriptURLs = JSON.parse(scripts).map(scriptFile => new URL(scriptFile)); | ||
| const { html } = await renderFromHTML(htmlContents, scriptURLs); | ||
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| data.html = html; | ||
| } else { | ||
| const module = await import(moduleUrl).then(module => module); | ||
| const { getTemplate = null, getBody = null, getFrontmatter = null } = module; | ||
|
|
||
| if (module.default) { | ||
| const { html } = await renderToString(new URL(moduleUrl), false); | ||
|
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| data.body = html; | ||
| } else { | ||
| if (getBody) { | ||
| data.body = await getBody(parsedCompilation, route); | ||
| } | ||
| } | ||
|
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| if (getTemplate) { | ||
| data.template = await getTemplate(parsedCompilation, route); | ||
| } | ||
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| if (getFrontmatter) { | ||
| data.frontmatter = await getFrontmatter(parsedCompilation, route, label, id); | ||
| } | ||
| } | ||
| async function executeModule({ executeModuleUrl, moduleUrl, compilation, page, prerender = false, htmlContents = null, scripts = '[]' }) { | ||
| const { executeRouteModule } = await import(executeModuleUrl); | ||
| const data = await executeRouteModule({ moduleUrl, compilation: JSON.parse(compilation), page: JSON.parse(page), prerender, htmlContents, scripts: JSON.parse(scripts) }); | ||
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| parentPort.postMessage(data); | ||
| } | ||
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| parentPort.on('message', async (task) => { | ||
| await executeRouteModule(task); | ||
| await executeModule(task); | ||
| }); |
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