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Parsons: fall back to problem source on error restoring student answer #1127

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Parsons: fall back to problem source on error restoring student answer #1127

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160 changes: 80 additions & 80 deletions bases/rsptx/interactives/runestone/parsons/js/parsons.js
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Original file line number Diff line number Diff line change
Expand Up @@ -887,91 +887,91 @@ export default class Parsons extends RunestoneBase {
}
// Based on the data, load
async loadData(data) {

if (this.options.scaffolding === true) {
var sourceHash = data.source;
if (sourceHash == undefined) {
// maintain backwards compatibility
sourceHash = data.trash;
}
var answerHash = data.answer;
var adaptiveHash = data.adaptive;
var options;
if (adaptiveHash == undefined) {
options = {};
} else {
options = this.optionsFromHash(adaptiveHash);
}
if (options.noindent !== undefined) {
this.noindent = true;
}
if (options.checkCount !== undefined) {
this.checkCount = options.checkCount;
}
if (options.hasSolved !== undefined) {
this.hasSolved = options.hasSolved;
}
await this.initializeAreas(this.blocksFromSource(), this.settledBlocksFromSource(), options);
if (this.needsReinitialization !== true) {
this.initializeInteractivity();
if (this.isTimed && !this.assessmentTaken) {
this.resetView();
// guard against any failure to load/adapt problem
try {
if (this.options.scaffolding === true) {
var sourceHash = data.source;
if (sourceHash == undefined) {
// maintain backwards compatibility
sourceHash = data.trash;
}
var answerHash = data.answer;
var adaptiveHash = data.adaptive;
var options;
if (adaptiveHash == undefined) {
options = {};
} else {
options = this.optionsFromHash(adaptiveHash);
}
}
} else {
var sourceHash = data.source;
if (sourceHash == undefined) {
// maintain backwards compatibility
sourceHash = data.trash;
}
var answerHash = data.answer;
var adaptiveHash = data.adaptive;
var options;
if (adaptiveHash == undefined) {
options = {};
} else {
options = this.optionsFromHash(adaptiveHash);
}
if (options.noindent !== undefined) {
this.noindent = true;
}
if (options.checkCount !== undefined) {
this.checkCount = options.checkCount;
}
if (options.hasSolved !== undefined) {
this.hasSolved = options.hasSolved;
}
if (
sourceHash == undefined ||
answerHash == undefined ||
answerHash.length == 1
) {
await this.initializeAreas(this.blocksFromSource(), [], options);
if (options.noindent !== undefined) {
this.noindent = true;
}
if (options.checkCount !== undefined) {
this.checkCount = options.checkCount;
}
if (options.hasSolved !== undefined) {
this.hasSolved = options.hasSolved;
}
await this.initializeAreas(this.blocksFromSource(), this.settledBlocksFromSource(), options);
} else {
this.initializeAreas(
this.blocksFromHash(sourceHash),
this.blocksFromHash(answerHash),
options
);
this.grade = this.grader.grade();
if (this.grade == "correct") {
this.correct = true;
} else if (this.answerLines().length == 0) {
this.correct = null;
var sourceHash = data.source;
if (sourceHash == undefined) {
// maintain backwards compatibility
sourceHash = data.trash;
}
var answerHash = data.answer;
var adaptiveHash = data.adaptive;
var options;
if (adaptiveHash == undefined) {
options = {};
} else {
this.correct = false;
options = this.optionsFromHash(adaptiveHash);
}
}
// Start the interface
if (this.needsReinitialization !== true) {
this.initializeInteractivity();
// This is a bit of a hack to get the blocks to be in the right place
// when the page loads. It is needed because the blocks are not
// visible when the page loads, so the size is off. This forces
// a realignment.
if (this.isTimed && !this.assessmentTaken) {
this.resetView();
if (options.noindent !== undefined) {
this.noindent = true;
}
if (options.checkCount !== undefined) {
this.checkCount = options.checkCount;
}
if (options.hasSolved !== undefined) {
this.hasSolved = options.hasSolved;
}
if (
sourceHash == undefined ||
answerHash == undefined ||
answerHash.length == 1
) {
await this.initializeAreas(this.blocksFromSource(), [], options);
} else {
this.initializeAreas(
this.blocksFromHash(sourceHash),
this.blocksFromHash(answerHash),
options
);
this.grade = this.grader.grade();
if (this.grade == "correct") {
this.correct = true;
} else if (this.answerLines().length == 0) {
this.correct = null;
} else {
this.correct = false;
}
}
}
} catch(err) {
// if anything goes wrong, just initialize based on problem source
await this.initializeAreas(this.blocksFromSource(), [], options);
console.log(`Error restoring answer for student ${data.sid} in ${data.div_id}. Defaulting to original state.`)
}
// Start the interface
if (this.needsReinitialization !== true) {
this.initializeInteractivity();
// This is a bit of a hack to get the blocks to be in the right place
// when the page loads. It is needed because the blocks are not
// visible when the page loads, so the size is off. This forces
// a realignment.
if (this.isTimed && !this.assessmentTaken) {
this.resetView();
}
}
}
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