sheetjs/bits/56_cmntcommon.js

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function sheet_insert_comments(sheet/*:WorkSheet*/, comments/*:Array<RawComment>*/, threaded/*:boolean*/, people/*:?Array<any>*/) {
var dense = sheet["!data"] != null;
var cell/*:Cell*/;
comments.forEach(function(comment) {
var r = decode_cell(comment.ref);
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if(r.r < 0 || r.c < 0) return;
if(dense) {
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if(!sheet["!data"][r.r]) sheet["!data"][r.r] = [];
cell = sheet["!data"][r.r][r.c];
} else cell = sheet[comment.ref];
if (!cell) {
cell = ({t:"z"}/*:any*/);
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if(dense) sheet["!data"][r.r][r.c] = cell;
else sheet[comment.ref] = cell;
var range = safe_decode_range(sheet["!ref"]||"BDWGO1000001:A1");
if(range.s.r > r.r) range.s.r = r.r;
if(range.e.r < r.r) range.e.r = r.r;
if(range.s.c > r.c) range.s.c = r.c;
if(range.e.c < r.c) range.e.c = r.c;
var encoded = encode_range(range);
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sheet["!ref"] = encoded;
}
if (!cell.c) cell.c = [];
var o/*:Comment*/ = ({a: comment.author, t: comment.t, r: comment.r, T: threaded});
if(comment.h) o.h = comment.h;
/* threaded comments always override */
for(var i = cell.c.length - 1; i >= 0; --i) {
if(!threaded && cell.c[i].T) return;
if(threaded && !cell.c[i].T) cell.c.splice(i, 1);
}
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if(threaded && people) for(i = 0; i < people.length; ++i) {
if(o.a == people[i].id) { o.a = people[i].name || o.a; break; }
}
cell.c.push(o);
});
}