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import { StrCast } from "../../../fields/Types";
export namespace Hypothesis {
export const fetchAnnotation = async (annotationId: string) => {
const response = await fetch(`https://api.hypothes.is/api/annotations/${annotationId}`);
if (response.ok) {
return response.json();
} else {
throw new Error('DASH: Error in fetchAnnotation GET request');
}
};
/**
* Searches for annotations made by @param username that
* contain @param searchKeyWord
*/
export const searchAnnotation = async (username: string, searchKeyWord: string) => {
const base = 'https://api.hypothes.is/api/search';
const request = base + `?user=acct:${username}@hypothes.is&text=${searchKeyWord}`;
console.log("DASH Querying " + request);
const response = await fetch(request);
if (response.ok) {
return response.json();
} else {
throw new Error('DASH: Error in searchAnnotation GET request');
}
};
export const fetchUser = async (apiKey: string) => {
const response = await fetch('https://api.hypothes.is/api/profile', {
headers: {
'Authorization': `Bearer ${apiKey}`,
},
});
if (response.ok) {
return response.json();
} else {
throw new Error('DASH: Error in fetchUser GET request');
}
};
// Find the most recent placeholder annotation created, and return its ID
export const getPlaceholderId = async (username: string, searchKeyWord: string) => {
const getResponse = await Hypothesis.searchAnnotation(username, searchKeyWord);
const id = getResponse.rows.length > 0 ? getResponse.rows[0].id : undefined;
const uri = getResponse.rows.length > 0 ? getResponse.rows[0].uri : undefined;
return id ? { id, uri } : undefined;
};
// Send request to Hypothes.is client to modify a placeholder annotation into a hyperlink to Dash
export const dispatchLinkRequest = async (title: string, url: string, annotationId: string) => {
const apiKey = "6879-DnMTKjWjnnLPa0Php7f5Ra2kunZ_X0tMRDbTF220_q0";
const oldAnnotation = await fetchAnnotation(annotationId);
const oldText = StrCast(oldAnnotation.text);
const newHyperlink = `[${title}\n](${url})`;
const newText = oldText === "placeholder" ? newHyperlink : oldText + '\n\n' + newHyperlink;
console.log("DASH dispatching linkRequest");
document.dispatchEvent(new CustomEvent<{ newText: string, id: string, apiKey: string }>("linkRequest", {
detail: { newText: newText, id: annotationId, apiKey: apiKey },
bubbles: true
}));
};
// Construct an URL which will scroll the web page to a specific annotation's position
export const makeAnnotationUrl = (annotationId: string, baseUrl: string) => {
return `https://hyp.is/${annotationId}/${baseUrl}`;
};
// Extract username from Hypothe.is's userId format
export const extractUsername = (userid: string) => {
const exp: RegExp = /(?<=\:)(.*?)(?=\@)/;
return exp.exec(userid)![0];
};
}
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