@josmangarsal/pragmatic-scheduler
Version:
React resource scheduler
112 lines (111 loc) • 5.07 kB
JavaScript
;
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
if (ar || !(i in from)) {
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
ar[i] = from[i];
}
}
return to.concat(ar || Array.prototype.slice.call(from));
};
var __values = (this && this.__values) || function(o) {
var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
if (m) return m.call(o);
if (o && typeof o.length === "number") return {
next: function () {
if (o && i >= o.length) o = void 0;
return { value: o && o[i++], done: !o };
}
};
throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.useOverlappingOffset = void 0;
var react_1 = require("react");
var Scheduler_1 = require("../components/Scheduler");
var useOverlappingOffset = function () {
var events = (0, react_1.useContext)(Scheduler_1.SchedulerContext).events;
var eventsWithResourcePosition = (0, react_1.useMemo)(function () {
var e_1, _a;
var eventsWithOffsetInfo = [];
// keep track of the layout of events
var layout = {};
var _loop_1 = function (event_1) {
if (!event_1.resourceId) {
return "continue";
}
// create a layout for each resource if it doesn't exist
layout[event_1.resourceId] = layout[event_1.resourceId] || {};
// get the layout for the resource
var layoutResource = layout[event_1.resourceId];
var highestRowAllocated = Math.max.apply(Math, __spreadArray([], __read(Object.keys(layoutResource).map(function (key) { return parseInt(key, 10); })), false));
var overlappingOffset = 0; // default to 0
// for each row in the layout, check if the event overlaps with any of the events in the row and
// increment the offset
for (var i = 0; i <= highestRowAllocated; i++) {
var eventsThisRow = layoutResource[overlappingOffset] || [];
if (eventsThisRow.some(function (e) { return doEventsOverlap(e, event_1); })) {
overlappingOffset++;
}
}
layoutResource[overlappingOffset] = layoutResource[overlappingOffset] || [];
layoutResource[overlappingOffset].push(event_1);
eventsWithOffsetInfo.push(__assign(__assign({}, event_1), { overlappingOffset: overlappingOffset }));
};
try {
for (var _b = __values(events.sort(function (a, b) { return a.startTime.getTime() - b.startTime.getTime(); })), _c = _b.next(); !_c.done; _c = _b.next()) {
var event_1 = _c.value;
_loop_1(event_1);
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_1) throw e_1.error; }
}
return eventsWithOffsetInfo;
}, [events]);
return (0, react_1.useCallback)(function (event) {
var _a;
return ((_a = eventsWithResourcePosition.find(function (e) { return e.id === event.id; })) === null || _a === void 0 ? void 0 : _a.overlappingOffset) || 0;
}, [eventsWithResourcePosition]);
};
exports.useOverlappingOffset = useOverlappingOffset;
var doEventsOverlap = function (event1, event2) {
return (event1.id !== event2.id &&
event1.allowOverlap !== true &&
event2.allowOverlap !== true &&
event1.resourceId === event2.resourceId &&
((event1.startTime >= event2.startTime && event1.startTime < event2.endTime) ||
(event1.endTime > event2.startTime && event1.endTime <= event2.endTime) ||
(event1.startTime <= event2.startTime && event1.endTime >= event2.endTime)));
};