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All: Refactored so that memory and file sync target use same delta logic

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This commit is contained in:
Laurent Cozic
2018-01-21 19:45:32 +00:00
parent 1bfeed377a
commit 1a1e264fa4
4 changed files with 129 additions and 147 deletions
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50
ReactNativeClient/lib/file-api-driver-memory.js
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@ -1,5 +1,6 @@
const { time } = require('lib/time-utils.js');
const fs = require('fs-extra');
const { basicDelta } = require('lib/file-api');
class FileApiDriverMemory {
@ -144,48 +145,17 @@ class FileApiDriverMemory {
}
async delta(path, options = null) {
let limit = 3;
let output = {
hasMore: false,
context: {},
items: [],
const getStatFn = async (path) => {
let output = this.items_.slice();
for (let i = 0; i < output.length; i++) {
const item = Object.assign({}, output[i]);
item.path = item.path.substr(path.length + 1);
output[i] = item;
}
return output;
};
let context = options ? options.context : null;
let fromTime = 0;
if (context) fromTime = context.fromTime;
let sortedItems = this.items_.slice().concat(this.deletedItems_);
sortedItems.sort((a, b) => {
if (a.updated_time < b.updated_time) return -1;
if (a.updated_time > b.updated_time) return +1;
return 0;
});
let hasMore = false;
let items = [];
let maxTime = 0;
for (let i = 0; i < sortedItems.length; i++) {
let item = sortedItems[i];
if (item.updated_time >= fromTime) {
item = Object.assign({}, item);
item.path = item.path.substr(path.length + 1);
items.push(item);
if (item.updated_time > maxTime) maxTime = item.updated_time;
}
if (items.length >= limit) {
hasMore = true;
break;
}
}
output.items = items;
output.hasMore = hasMore;
output.context = { fromTime: maxTime };
const output = await basicDelta(path, getStatFn, options);
return output;
}