Perplexica/ui/lib/serverEnvironment.ts
Andrew Pennington ec158c0cdf
Added automatic docker build on merge to master
This PR includes:
- Automatic build & push to docker hub when pushing to master, or when triggering a workflow dispatch on master
- Automatic docker build on pull requests to validate changes
- Updated the docker-compose.yaml to use the container images, rather than building locally
- Added support for defining backend settings using the container environment 
  -> All options defined in config.toml can now be loaded instead from the environment
  -> Order of precedence is environment definition, config.toml, and finally default inline configuration defined in config.ts
- Added support for defining frontend settings using the container environment
  -> Added a dynamic api route to load the container environment definitions on the server, and provide them to the client
  -> Added a library function to fetch from the newly created API, caching the response in the session storage
  -> Modified existing calls to `process.env` to use the new library function
  -> Left the initial statically compiled environment definitions in place as a backup definition, if no environment definitions are provided

Remaining tasks todo before able to merge to [ItzCrazyKns/Perplexica](https://github.com/ItzCrazyKns/Perplexica):
- Add secret definitions for `DOCKER_USERNAME` and `DOCKER_PASSWORD` to [ItzCrazyKns/Perplexica](https://github.com/ItzCrazyKns/Perplexica) to ensure push to dockerhub works on base branch
- Update documentation with information about changes
2024-08-21 00:40:34 +01:00

29 lines
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TypeScript

async function fetchConfig() {
try {
const response = await fetch('/api/env');
if (response.ok) {
const data = await response.json();
sessionStorage.setItem('cachedConfig', JSON.stringify(data));
return data;
} else {
throw new Error('Failed to fetch config');
}
} catch (error) {
return null;
}
}
export async function getServerEnv(envVar: string): Promise<string> {
const cachedConfig = JSON.parse(sessionStorage.getItem('cachedConfig') || 'null');
if (cachedConfig) {
return cachedConfig[envVar];
}
const data = await fetchConfig();
if (!data) {
return "";
}
return data[envVar];
}