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import { SingleValue } from "react-select";
import { ScriptEditorContext } from "components/script/context/ScriptEditorContext";
import {
VariableCreatableSelect,
VariableRenameButton,
VariableRenameCompleteButton,
VariableRenameInput,
VariableSelectWrapper,
} from "components/forms/VariableSelect";
import {
customEventSelectors,
variableSelectors,
} from "store/features/entities/entitiesSelectors";
import { useAppDispatch, useAppSelector } from "store/hooks";
import {
groupVariables,
namedVariablesByContext,
} from "renderer/lib/variables";
import entitiesActions from "store/features/entities/entitiesActions";
import editorActions from "store/features/editor/editorActions";
import l10n from "shared/lib/lang/l10n";
import type { ScriptVariableElement } from "shared/lib/scriptValue/types";
import { isVariableCustomEvent } from "shared/lib/entities/entitiesHelpers";
import { CheckIcon, PencilIcon } from "ui/icons/Icons";
import {
findSelectOption,
Option,
OptGroup,
SelectCommonProps,
} from "ui/form/Select";
type VariableElementOption = Option & {
variable: ScriptVariableElement;
variableName: string;
};
interface VariableElementOptionGroup extends OptGroup {
options: VariableElementOption[];
}
interface VariableElementSelectProps extends SelectCommonProps {
name: string;
value: ScriptVariableElement | undefined;
entityId: string;
allowRename?: boolean;
allowCustomEventParameters?: boolean;
onChange: (newValue: ScriptVariableElement) => void;
}
const optionValue = (variable: ScriptVariableElement): string =>
variable.index
? JSON.stringify([variable.value, variable.index.value])
: variable.value;
const VariableElementSelectComponent = ({
value,
onChange,
entityId,
allowRename,
allowCustomEventParameters = true,
...selectProps
}: VariableElementSelectProps) => {
const context = useContext(ScriptEditorContext);
const dispatch = useAppDispatch();
const [renameVisible, setRenameVisible] = useState(false);
const [editValue, setEditValue] = useState("");
const variableId = value?.value ?? "";
const variablesLookup = useAppSelector((state) =>
variableSelectors.selectEntities(state),
);
const allVariables = useAppSelector((state) =>
variableSelectors.selectAll(state),
);
const customEvent = useAppSelector((state) =>
customEventSelectors.selectById(state, entityId),
);
const variables = useMemo(
() =>
namedVariablesByContext(context, allVariables, customEvent).filter(
(variable) =>
allowCustomEventParameters || !isVariableCustomEvent(variable.id),
),
[allowCustomEventParameters, allVariables, context, customEvent],
);
const options = useMemo<VariableElementOptionGroup[]>(
() =>
groupVariables(variables).map((group) => ({
label: group.name,
options: group.variables.flatMap<VariableElementOption>((variable) => {
const definition = variablesLookup[variable.id];
const customEventVariable = customEvent?.variables[variable.id];
const arrayLength =
definition?.type === "array"
? definition.length
: customEventVariable?.passByReference === "array"
? customEventVariable.length
: undefined;
if (arrayLength !== undefined) {
return Array.from({ length: arrayLength }, (_, index) => {
const indexedVariable: ScriptVariableElement = {
type: "variable",
value: variable.id,
index: { type: "number", value: index },
};
return {
value: optionValue(indexedVariable),
label: `${variable.name}[${index}]`,
variable: indexedVariable,
variableName: `${variable.name}[${index}]`,
};
});
}
return [
{
value: variable.id,
label: variable.displayName,
variable: { type: "variable", value: variable.id },
variableName: variable.name,
},
];
}),
})),
[customEvent, variables, variablesLookup],
);
const currentValue = useMemo(() => {
if (!value) {
return undefined;
}
const selectedOption = findSelectOption<VariableElementOption>(
options,
optionValue(value),
);
if (selectedOption || value.index !== undefined) {
return selectedOption;
}
return options
.flatMap((group) => group.options)
.find((option) => option.variable.value === value.value);
}, [options, value]);
const currentVariable = variables.find(({ id }) => id === variableId);
const valueIsLocal = variableId.startsWith("L");
const valueIsTemp = variableId.startsWith("T");
const canRename =
!!variableId &&
allowRename &&
!valueIsTemp &&
context.entityType !== "customEvent";
const onRenameFinish = () => {
if (variableId) {
dispatch(
entitiesActions.renameVariable({
variableId: valueIsLocal ? `${entityId}__${variableId}` : variableId,
name: editValue,
}),
);
}
setRenameVisible(false);
};
const onCreateVariable = (inputValue: string) => {
const name = inputValue.trim();
if (!name) {
return;
}
const action = entitiesActions.addVariable({ name });
dispatch(action);
onChange({ type: "variable", value: action.payload.variableId });
};
return (
<VariableSelectWrapper
onClick={(event) => {
Iif (event.altKey && variablesLookup[variableId]) {
dispatch(editorActions.selectVariable({ variableId }));
}
}}
>
{renameVisible ? (
<VariableRenameInput
value={editValue}
onChange={(event) => setEditValue(event.currentTarget.value)}
onKeyDown={(event) => {
if (event.key === "Enter") {
onRenameFinish();
} else if (event.key === "Escape") {
setRenameVisible(false);
}
}}
onFocus={(event) => event.currentTarget.select()}
onBlur={onRenameFinish}
autoFocus
/>
) : (
<VariableCreatableSelect
value={currentValue}
options={options}
onChange={(newValue: SingleValue<Option>) => {
Eif (newValue) {
onChange((newValue as VariableElementOption).variable);
}
}}
onCreateOption={onCreateVariable}
formatOptionLabel={(option, { context: labelContext }) =>
labelContext === "value"
? `$${(option as VariableElementOption).variableName}`
: option.label
}
{...selectProps}
/>
)}
{canRename &&
(renameVisible ? (
<VariableRenameCompleteButton
onClick={onRenameFinish}
title={l10n("FIELD_RENAME")}
>
<CheckIcon />
</VariableRenameCompleteButton>
) : (
<VariableRenameButton
onClick={() => {
setEditValue(currentVariable?.name ?? currentValue?.label ?? "");
setRenameVisible(true);
}}
title={l10n("FIELD_RENAME")}
>
<PencilIcon />
</VariableRenameButton>
))}
</VariableSelectWrapper>
);
};
export const VariableElementSelect = memo<VariableElementSelectProps>(
VariableElementSelectComponent,
);
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