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const fs = require("fs");
const path = require("path");
const SanitizeScriptsImportPlugin = require("../plugins/sanitize-scripts-import-webpack-plugin");
const InjectScriptPlugin = require("../plugins/inject-script-webpack-plugin");
const manifest = require(path.resolve(process.env.SOURCE_DIR, "manifest.json"));
let count = 0;
const getImportStatementForScript = script => {
const importPath = path.resolve(process.env.SOURCE_DIR, "scripts", script);
return `import "${importPath}";`;
};
const getVirtualEntry = scriptType => {
const string = Object.keys(manifest[scriptType]).map(getImportStatementForScript).join("\n");
const base64 = Buffer.from(string).toString("base64");
return `data:text/javascript;base64,${base64}`;
}
const generateScriptBuildConfig = scriptType => {
return {
entry: getVirtualEntry(scriptType),
mode: "production",
output: {
filename: `${scriptType}.js`
},
resolve: {
extensions: ["", ".ts", ".js"],
alias: {
"@": process.env.SOURCE_DIR
}
},
module: {
rules: [
{
test: /\.tsx?$/,
loader: "ts-loader",
options: {
configFile: "config/tsconfig.json"
}
},
{
test: new RegExp(`^${path.resolve(process.env.SOURCE_DIR, "scripts")}`),
loader: path.resolve(process.env.CONFIG_DIR, "webpack/loaders/scoped-loader")
}
]
},
plugins: [
new SanitizeScriptsImportPlugin()
].concat(
scriptType.startsWith("injected")
? [new InjectScriptPlugin({
onload: scriptType === "injected_and_loaded",
isFirst: count++ <= 0
})]
: []
)
};
};
module.exports = generateScriptBuildConfig;
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