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<script>
import { mapActions, mapGetters, mapState } from 'vuex';
import _ from 'underscore';
import { Manager } from 'smooshpack';
import { listen } from 'codesandbox-api';
import Navigator from './navigator.vue';
import { packageJsonPath } from '../../constants';
import { createPathWithExt } from '../../utils';
export default {
components: {
Navigator,
},
data() {
return {
manager: {},
loading: false,
sandpackReady: false,
};
},
computed: {
...mapState(['entries', 'promotionSvgPath', 'links']),
...mapGetters(['packageJson', 'currentProject']),
normalizedEntries() {
return Object.keys(this.entries).reduce((acc, path) => {
const file = this.entries[path];
if (file.type === 'tree' || !(file.raw || file.content)) return acc;
return {
...acc,
[`/${path}`]: {
code: file.content || file.raw,
},
};
}, {});
},
mainEntry() {
if (!this.packageJson.raw) return false;
const parsedPackage = JSON.parse(this.packageJson.raw);
return parsedPackage.main;
},
showPreview() {
return this.mainEntry && !this.loading;
},
showEmptyState() {
return !this.mainEntry && !this.loading;
},
showOpenInCodeSandbox() {
return this.currentProject && this.currentProject.visibility === 'public';
},
sandboxOpts() {
return {
files: { ...this.normalizedEntries },
entry: `/${this.mainEntry}`,
showOpenInCodeSandbox: this.showOpenInCodeSandbox,
};
},
},
watch: {
entries: {
deep: true,
handler: 'update',
},
},
mounted() {
this.loading = true;
return this.loadFileContent(packageJsonPath)
.then(() => {
this.loading = false;
})
.then(() => this.$nextTick())
.then(() => this.initPreview());
},
beforeDestroy() {
if (!_.isEmpty(this.manager)) {
this.manager.listener();
}
this.manager = {};
if (this.listener) {
this.listener();
}
clearTimeout(this.timeout);
this.timeout = null;
},
methods: {
...mapActions(['getFileData', 'getRawFileData']),
loadFileContent(path) {
return this.getFileData({ path, makeFileActive: false }).then(() =>
this.getRawFileData({ path }),
);
},
initPreview() {
if (!this.mainEntry) return null;
return this.loadFileContent(this.mainEntry)
.then(() => this.$nextTick())
.then(() => {
this.initManager('#ide-preview', this.sandboxOpts, {
fileResolver: {
isFile: p => Promise.resolve(!!this.entries[createPathWithExt(p)]),
readFile: p => this.loadFileContent(createPathWithExt(p)).then(content => content),
},
});
this.listener = listen(e => {
switch (e.type) {
case 'done':
this.sandpackReady = true;
break;
default:
break;
}
});
});
},
update() {
if (!this.sandpackReady) return;
clearTimeout(this.timeout);
this.timeout = setTimeout(() => {
if (_.isEmpty(this.manager)) {
this.initPreview();
return;
}
this.manager.updatePreview(this.sandboxOpts);
}, 250);
},
initManager(el, opts, resolver) {
this.manager = new Manager(el, opts, resolver);
},
},
};
</script>
<template>
<div class="preview h-100 w-100 d-flex flex-column">
<template v-if="showPreview">
<navigator
:manager="manager"
/>
<div id="ide-preview"></div>
</template>
<div
v-else-if="showEmptyState"
v-once
class="d-flex h-100 flex-column align-items-center justify-content-center svg-content"
>
<img
:src="promotionSvgPath"
:alt="s__('IDE|Live Preview')"
width="130"
height="100"
/>
<h3>
{{ s__('IDE|Live Preview') }}
</h3>
<p class="text-center">
{{ s__('IDE|Preview your web application using Web IDE client-side evaluation.') }}
</p>
<a
:href="links.webIDEHelpPagePath"
class="btn btn-primary"
target="_blank"
rel="noopener noreferrer"
>
{{ s__('IDE|Get started with Live Preview') }}
</a>
</div>
<gl-loading-icon
v-else
:size="2"
class="align-self-center mt-auto mb-auto"
/>
</div>
</template>
|
