仿互站小程序

vant/area/index.js

@@ -0,0 +1,155 @@
+var e = function() {
+    function e(e, t) {
+        var n = [], i = !0, r = !1, s = void 0;
+        try {
+            for (var c, u = e[Symbol.iterator](); !(i = (c = u.next()).done) && (n.push(c.value), 
+            !t || n.length !== t); i = !0) ;
+        } catch (e) {
+            r = !0, s = e;
+        } finally {
+            try {
+                !i && u.return && u.return();
+            } finally {
+                if (r) throw s;
+            }
+        }
+        return n;
+    }
+    return function(t, n) {
+        if (Array.isArray(t)) return t;
+        if (Symbol.iterator in Object(t)) return e(t, n);
+        throw new TypeError("Invalid attempt to destructure non-iterable instance");
+    };
+}(), t = require("../common/component"), n = require("../picker/shared");
+
+(0, t.VantComponent)({
+    classes: [ "active-class", "toolbar-class", "column-class" ],
+    props: Object.assign({}, n.pickerProps, {
+        value: String,
+        areaList: {
+            type: Object,
+            value: {}
+        },
+        columnsNum: {
+            type: [ String, Number ],
+            value: 3
+        }
+    }),
+    data: {
+        columns: [ {
+            values: []
+        }, {
+            values: []
+        }, {
+            values: []
+        } ],
+        displayColumns: [ {
+            values: []
+        }, {
+            values: []
+        }, {
+            values: []
+        } ]
+    },
+    watch: {
+        value: function(e) {
+            this.code = e, this.setValues();
+        },
+        areaList: "setValues",
+        columnsNum: function(e) {
+            this.set({
+                displayColumns: this.data.columns.slice(0, +e)
+            });
+        }
+    },
+    mounted: function() {
+        this.setValues();
+    },
+    methods: {
+        getPicker: function() {
+            return null == this.picker && (this.picker = this.selectComponent(".van-area__picker")), 
+            this.picker;
+        },
+        onCancel: function(e) {
+            this.emit("cancel", e.detail);
+        },
+        onConfirm: function(e) {
+            this.emit("confirm", e.detail);
+        },
+        emit: function(e, t) {
+            t.values = t.value, delete t.value, this.$emit(e, t);
+        },
+        onChange: function(e) {
+            var t = this, n = e.detail, i = n.index, r = n.picker, s = n.value;
+            this.code = s[i].code, this.setValues().then(function() {
+                t.$emit("change", {
+                    picker: r,
+                    values: r.getValues(),
+                    index: i
+                });
+            });
+        },
+        getConfig: function(e) {
+            var t = this.data.areaList;
+            return t && t[e + "_list"] || {};
+        },
+        getList: function(e, t) {
+            var n = [];
+            if ("province" !== e && !t) return n;
+            var i = this.getConfig(e);
+            return n = Object.keys(i).map(function(e) {
+                return {
+                    code: e,
+                    name: i[e]
+                };
+            }), t && ("9" === t[0] && "city" === e && (t = "9"), n = n.filter(function(e) {
+                return 0 === e.code.indexOf(t);
+            })), n;
+        },
+        getIndex: function(e, t) {
+            var n = "province" === e ? 2 : "city" === e ? 4 : 6, i = this.getList(e, t.slice(0, n - 2));
+            "9" === t[0] && "province" === e && (n = 1), t = t.slice(0, n);
+            for (var r = 0; r < i.length; r++) if (i[r].code.slice(0, n) === t) return r;
+            return 0;
+        },
+        setValues: function() {
+            var t = this, n = this.getConfig("county"), i = this.code || Object.keys(n)[0] || "", r = this.getList("province"), s = this.getList("city", i.slice(0, 2)), c = this.getPicker();
+            if (c) {
+                var u = [];
+                if (u.push(c.setColumnValues(0, r, !1)), u.push(c.setColumnValues(1, s, !1)), s.length && "00" === i.slice(2, 4)) {
+                    var o = e(s, 1);
+                    i = o[0].code;
+                }
+                return u.push(c.setColumnValues(2, this.getList("county", i.slice(0, 4)), !1)), 
+                Promise.all(u).catch(function() {}).then(function() {
+                    return c.setIndexes([ t.getIndex("province", i), t.getIndex("city", i), t.getIndex("county", i) ]);
+                }).catch(function() {});
+            }
+        },
+        getValues: function() {
+            var e = this.getPicker();
+            return e ? e.getValues().filter(function(e) {
+                return !!e;
+            }) : [];
+        },
+        getDetail: function() {
+            var e = this.getValues(), t = {
+                code: "",
+                country: "",
+                province: "",
+                city: "",
+                county: ""
+            };
+            if (!e.length) return t;
+            var n = e.map(function(e) {
+                return e.name;
+            });
+            return t.code = e[e.length - 1].code, "9" === t.code[0] ? (t.country = n[1] || "", 
+            t.province = n[2] || "") : (t.province = n[0] || "", t.city = n[1] || "", t.county = n[2] || ""), 
+            t;
+        },
+        reset: function() {
+            return this.code = "", this.setValues();
+        }
+    }
+});