9.17/1

frontend/unpackage/dist/dev/mp-weixin/components/ImageUploader.js

@@ -0,0 +1,144 @@
+"use strict";
+const common_vendor = require("../common/vendor.js");
+const common_http = require("../common/http.js");
+const ITEM_SIZE = 210;
+const GAP = 18;
+const COLS = 3;
+function px(rpx) {
+  return rpx;
+}
+const _sfc_main = {
+  name: "ImageUploader",
+  props: {
+    modelValue: { type: Array, default: () => [] },
+    max: { type: Number, default: 9 },
+    uploadPath: { type: String, default: "/api/attachments" },
+    uploadFieldName: { type: String, default: "file" },
+    formData: { type: Object, default: () => ({ ownerType: "product" }) }
+  },
+  data() {
+    return {
+      innerList: []
+    };
+  },
+  computed: {
+    areaHeight() {
+      const rows = Math.ceil((this.innerList.length + 1) / COLS) || 1;
+      return rows * ITEM_SIZE + (rows - 1) * GAP;
+    }
+  },
+  watch: {
+    modelValue: {
+      immediate: true,
+      handler(list) {
+        const mapped = (list || []).map((u, i) => ({
+          uid: String(i) + "_" + (u.id || u.url || Math.random().toString(36).slice(2)),
+          url: typeof u === "string" ? u : u.url || "",
+          x: this.posOf(i).x,
+          y: this.posOf(i).y
+        }));
+        this.innerList = mapped;
+      }
+    }
+  },
+  methods: {
+    posOf(index) {
+      const row = Math.floor(index / COLS);
+      const col = index % COLS;
+      return { x: px(col * (ITEM_SIZE + GAP)), y: px(row * (ITEM_SIZE + GAP)) };
+    },
+    cellStyle(index) {
+      return {
+        width: ITEM_SIZE + "rpx",
+        height: ITEM_SIZE + "rpx"
+      };
+    },
+    preview(index) {
+      common_vendor.index.previewImage({ urls: this.innerList.map((i) => i.url), current: index });
+    },
+    remove(index) {
+      this.innerList.splice(index, 1);
+      this.reflow();
+      this.emit();
+    },
+    choose() {
+      const remain = this.max - this.innerList.length;
+      if (remain <= 0)
+        return;
+      common_vendor.index.chooseImage({ count: remain, success: async (res) => {
+        for (const path of res.tempFilePaths) {
+          await this.doUpload(path);
+        }
+      } });
+    },
+    async doUpload(filePath) {
+      var _a;
+      try {
+        const resp = await common_http.upload(this.uploadPath, filePath, this.formData, this.uploadFieldName);
+        const url = (resp == null ? void 0 : resp.url) || ((_a = resp == null ? void 0 : resp.data) == null ? void 0 : _a.url) || (resp == null ? void 0 : resp.path) || "";
+        if (!url)
+          throw new Error("上传响应无 url");
+        this.innerList.push({ uid: Math.random().toString(36).slice(2), url, ...this.posOf(this.innerList.length) });
+        this.reflow();
+        this.emit();
+      } catch (e) {
+        common_vendor.index.showToast({ title: "上传失败", icon: "none" });
+      }
+    },
+    onMoving(index, e) {
+      const { x, y } = e.detail;
+      this.innerList[index].x = x;
+      this.innerList[index].y = y;
+    },
+    onMoveEnd(index) {
+      const mv = this.innerList[index];
+      const col = Math.round(mv.x / (ITEM_SIZE + GAP));
+      const row = Math.round(mv.y / (ITEM_SIZE + GAP));
+      let newIndex = row * COLS + col;
+      newIndex = Math.max(0, Math.min(newIndex, this.innerList.length - 1));
+      if (newIndex !== index) {
+        const moved = this.innerList.splice(index, 1)[0];
+        this.innerList.splice(newIndex, 0, moved);
+      }
+      this.reflow();
+      this.emit();
+    },
+    reflow() {
+      this.innerList.forEach((it, i) => {
+        const p = this.posOf(i);
+        it.x = p.x;
+        it.y = p.y;
+      });
+    },
+    emit() {
+      this.$emit("update:modelValue", this.innerList.map((i) => i.url));
+      this.$emit("change", this.innerList.map((i) => i.url));
+    }
+  }
+};
+function _sfc_render(_ctx, _cache, $props, $setup, $data, $options) {
+  return common_vendor.e({
+    a: common_vendor.f($data.innerList, (img, index, i0) => {
+      return {
+        a: img.url,
+        b: common_vendor.o(($event) => $options.preview(index), img.uid),
+        c: common_vendor.o(($event) => $options.remove(index), img.uid),
+        d: img.uid,
+        e: common_vendor.s($options.cellStyle(index)),
+        f: img.x,
+        g: img.y,
+        h: common_vendor.o(($event) => $options.onMoving(index, $event), img.uid),
+        i: common_vendor.o(($event) => $options.onMoveEnd(index), img.uid)
+      };
+    }),
+    b: $data.innerList.length < $props.max
+  }, $data.innerList.length < $props.max ? {
+    c: common_vendor.o((...args) => $options.choose && $options.choose(...args))
+  } : {}, {
+    d: $options.areaHeight + "rpx",
+    e: $options.areaHeight + "rpx"
+  });
+}
+const Component = /* @__PURE__ */ common_vendor._export_sfc(_sfc_main, [["render", _sfc_render]]);
+wx.createComponent(Component);
+//# sourceMappingURL=../../.sourcemap/mp-weixin/components/ImageUploader.js.map