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/*******
Input
areaList /MUST/: Selected region data
********/
import { Component, OnInit } from "@angular/core";
import { Input } from "@angular/core";
import { ADDRESS } from "./constants";
@Component({
selector: "app-city-select",
templateUrl: "./city-select.component.html",
styleUrls: ["./city-select.component.less"],
})
export class CitySelectComponent implements OnInit {
@Input() areaList: any[];
constructor() {}
ngOnInit() {}
ngOnChanges() {}
handleChange(area: any[], areaItem: any): void {
if (areaItem.key === "province" && areaItem.options.length <= 1) {
areaItem.options = ADDRESS;
} else if (areaItem.key === "city" && areaItem.options.length <= 1) {
ADDRESS.forEach((item) => {
if (item.name === area[0].selected) {
areaItem.options = item.city;
}
});
} else if (
areaItem.key === "district" &&
areaItem.options.length <= 1
) {
ADDRESS.forEach((item: any) => {
item.city.forEach((city) => {
if (city.name === area[1].selected) {
areaItem.options = city.county;
}
});
});
}
}
handleChangeSelected(area: any[], areaItem: any) {
if (areaItem.key === "province") {
area[1].selected = "";
area[1].options = [];
area[2].selected = "";
area[2].options = [];
} else if (areaItem.key === "city") {
area[2].selected = "";
area[2].options = [];
}
}
// prompt text for each item of area_list
checkArea(area: any): string {
if (
area.every((item) => {
return item.selected === "";
})
) {
return "empty";
}
if (
area.some((item) => {
return item.selected === "";
})
) {
return "incomplete";
}
return "";
}
creatAreaList(): void {
let arr = [
{
key: "province",
selected: "",
options: [],
},
{
key: "city",
selected: "",
options: [],
},
{
key: "district",
selected: "",
options: [],
},
];
this.areaList.push(arr);
}
deleteAreaList(index: number): void {
this.areaList.splice(index, 1);
}
}
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