52 lines
2.0 KiB
JavaScript
52 lines
2.0 KiB
JavaScript
/**
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* Make a request to the given endpoint of the API with the given body.
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*
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* @param {String} endpoint the endpoint on which make an API request
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* @param {Object} body an object to send in the API request (this object can be omitted)
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* @returns a Promise, which resolves when the server can be reached and responds without an error
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* and rejects otherwise
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*/
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async function makeAPIRequest(endpoint, body, options={}) {
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let fetchOptions = {
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method: "POST",
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headers: {
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'Accept': 'application/json'
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}
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};
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if (options["content"] === 'json') {
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fetchOptions["headers"]["Content-Type"] = 'application/json'
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fetchOptions["body"] = JSON.stringify(body)
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} else if (options["content"] === 'form') {
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fetchOptions["body"] = body;
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} else {
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fetchOptions["body"] = new URLSearchParams(body);
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}
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return new Promise((resolve, reject) => {
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fetch("/api/v1/" + endpoint, fetchOptions).then(response => {
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const responseCode = response.status;
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if (responseCode >= 500) {
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reject("Error " + responseCode + " when fetching " + endpoint);
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alert("Une réponse invalide du serveur a été obtenue, veuillez réessayer ultérieurement.");
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return;
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}
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response.json().then(jsonResponse => {
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if (typeof(jsonResponse["error"]) === 'number' && jsonResponse["error"] !== 0) {
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const message = jsonResponse["msg"];
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alert("Erreur du serveur " + endpoint+ " : " + message);
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reject(endpoint + ": " + message);
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} else {
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resolve(jsonResponse);
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}
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});
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}).catch((e) => {
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console.error("Failed to fetch API", e);
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alert("Une erreur est survenue lors de la connexion au serveur, veuillez vérifier votre connexion et / ou réessayer ultérieurement.");
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reject(endpoint);
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});
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});
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}
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