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60 changes: 36 additions & 24 deletions docs/_static/js/formatted-dropdown.js
Original file line number Diff line number Diff line change
Expand Up @@ -33,32 +33,44 @@ document.addEventListener("DOMContentLoaded", () => {
}

function updateDropdowns() {
selects.forEach(sel => {
const key = sel.dataset.key;
const field = widget.querySelector(`.dropdown-field[data-field="${key}"]`);

const prevValue = sel.value;
const available = computeAvailableValues(key);

sel.innerHTML = available
.map(o => `<option value="${o.value}">${o.value}</option>`)
.join("");

// Try to restore previous value
if (available.some(a => a.value === prevValue)) {
sel.value = prevValue;
} else {
// Otherwise pick first valid value
sel.value = available[0]?.value;
}
for (let pass = 0; pass < selects.length; pass++) {
let changed = false;

selects.forEach(sel => {
const key = sel.dataset.key;
const field = widget.querySelector(`.dropdown-field[data-field="${key}"]`);

const prevValue = sel.value;
const available = computeAvailableValues(key);

sel.innerHTML = available
.map(o => `<option value="${o.value}">${o.value}</option>`)
.join("");
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// Try to restore previous value
if (available.some(a => a.value === prevValue)) {
sel.value = prevValue;
} else {
// Otherwise pick first valid value
sel.value = available[0]?.value;
}

if (sel.value !== prevValue) {
changed = true;
}

// Hide the field if only one possible value
if (available.length === 1) {
field.style.display = "none";
} else {
field.style.display = "flex";
// Hide the field if only one possible value
if (available.length === 1) {
field.style.display = "none";
} else {
field.style.display = "flex";
}
});

if (!changed) {
break;
}
});
}
}

function updateOutput() {
Expand Down
2 changes: 2 additions & 0 deletions docs/exts/formatted-dropdown.py
Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,8 @@ def parse_value(self, raw: str):
return {"value": raw.strip(), "conditions": {}}

value = m.group("val").strip()
if value == '""':
value = ""
conds = m.group("conds")
if not conds:
return {"value": value, "conditions": {}}
Expand Down
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