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Merge pull request #2576 from deltachat/webxdc-update-sendToChat-api

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webxdc update "send to chat" api
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Asiel Díaz Benítez 2023-06-02 10:57:59 +02:00 • committed by GitHub
commit 154efc0e7f
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1 changed files with 64 additions and 16 deletions
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res/raw/webxdc.js
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@ -41,26 +41,74 @@ window.webxdc = (() => {
},
sendToChat: async (message) => {
const data = {};
if (!message.text && !message.file) {
return Promise.reject("Invalid empty message, at least one of text or file should be provided");
const data = {};
if (!message.file && !message.text) {
return Promise.reject(
"Error from sendToChat: Invalid empty message, at least one of text or file should be provided"
);
}
/** @type {(file: Blob) => Promise<string>} */
const blob_to_base64 = (file) => {
const data_start = ";base64,";
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.readAsDataURL(file);
reader.onload = () => {
/** @type {string} */
//@ts-ignore
let data = reader.result;
resolve(data.slice(data.indexOf(data_start) + data_start.length));
};
reader.onerror = () => reject(reader.error);
});
};
if (message.text) {
data.text = message.text;
}
/** @type {{file_name: string, file_message: string} | null} */
if (message.file) {
let base64content;
if (!message.file.name) {
return Promise.reject("file name is missing");
}
if (message.text) {
data.text = message.text;
}
if (message.file) {
if (!message.file.name || typeof message.file.base64 !== 'string') {
return Promise.reject("provided file is invalid, you need to set both name and base64 content");
}
data.base64 = message.file.base64;
data.name = message.file.name;
if (
Object.keys(message.file).filter((key) =>
["blob", "base64", "plainText"].includes(key)
).length > 1
) {
return Promise.reject(
"you can only set one of `blob`, `base64` or `plainText`, not multiple ones"
);
}
const errorMsg = InternalJSApi.sendToChat(JSON.stringify(data));
if (errorMsg) {
return Promise.reject(errorMsg);
// @ts-ignore - needed because typescript imagines that blob would not exist
if (message.file.blob instanceof Blob) {
// @ts-ignore - needed because typescript imagines that blob would not exist
base64content = await blob_to_base64(message.file.blob);
// @ts-ignore - needed because typescript imagines that base64 would not exist
} else if (typeof message.file.base64 === "string") {
// @ts-ignore - needed because typescript imagines that base64 would not exist
base64content = message.file.base64;
// @ts-ignore - needed because typescript imagines that plainText would not exist
} else if (typeof message.file.plainText === "string") {
base64content = await blob_to_base64(
// @ts-ignore - needed because typescript imagines that plainText would not exist
new Blob([message.file.plainText])
);
} else {
return Promise.reject(
"data is not set or wrong format, set one of `blob`, `base64` or `plainText`, see webxdc documentation for sendToChat"
);
}
data.base64 = base64content;
data.name = message.file.name;
}
const errorMsg = InternalJSApi.sendToChat(JSON.stringify(data));
if (errorMsg) {
return Promise.reject(errorMsg);
}
},
};
})();