68 lines
1.8 KiB
TypeScript
68 lines
1.8 KiB
TypeScript
import { Directive, HostBinding, Input, Optional, Self } from "@angular/core";
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import { NgControl, Validators } from "@angular/forms";
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// Increments for each instance of this component
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let nextId = 0;
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@Directive({
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selector: "input[bitInput], select[bitInput], textarea[bitInput]",
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})
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export class BitInputDirective {
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@HostBinding("class") @Input() get classList() {
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return [
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"tw-block",
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"tw-w-full",
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"tw-px-3",
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"tw-py-1.5",
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"tw-bg-background-alt",
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"tw-border",
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"tw-border-solid",
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this.hasError ? "tw-border-danger-500" : "tw-border-secondary-500",
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"tw-text-main",
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"tw-placeholder-text-muted",
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// Rounded
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"tw-rounded-none",
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"first:tw-rounded-l",
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"last:tw-rounded-r",
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// Focus
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"focus:tw-outline-none",
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"focus:tw-border-primary-700",
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"focus:tw-ring-1",
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"focus:tw-ring-primary-700",
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"focus:tw-z-10",
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"disabled:tw-bg-secondary-100",
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].filter((s) => s != "");
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}
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@HostBinding() id = `bit-input-${nextId++}`;
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@HostBinding("attr.aria-describedby") ariaDescribedBy: string;
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@HostBinding("attr.aria-invalid") get ariaInvalid() {
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return this.hasError ? true : undefined;
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}
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@HostBinding()
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@Input()
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get required() {
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return this._required ?? this.ngControl?.control?.hasValidator(Validators.required) ?? false;
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}
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set required(value: any) {
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this._required = value != null && value !== false;
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}
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private _required: boolean;
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@Input() hasPrefix = false;
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@Input() hasSuffix = false;
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get hasError() {
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return this.ngControl?.status === "INVALID" && this.ngControl?.touched;
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}
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get error(): [string, any] {
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const key = Object.keys(this.ngControl.errors)[0];
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return [key, this.ngControl.errors[key]];
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}
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constructor(@Optional() @Self() private ngControl: NgControl) {}
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}
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