"use strict";
const common_vendor = require("../../common/vendor.js");
const _sfc_main = /* @__PURE__ */ common_vendor.defineComponent({
  __name: "CustomCamera",
  setup(__props) {
    const video = common_vendor.ref();
    const canvas = common_vendor.ref();
    const started = common_vendor.ref(false);
    let stream = null;
    let rafID;
    async function startCamera() {
      var _a;
      if (!((_a = navigator.mediaDevices) == null ? void 0 : _a.getUserMedia)) {
        common_vendor.index.showToast({ title: "当前浏览器不支持实时相机", icon: "none" });
        return;
      }
      try {
        stream = await navigator.mediaDevices.getUserMedia({
          video: { facingMode: { ideal: "environment" } },
          audio: false
        });
        const v = video.value;
        v.srcObject = stream;
        await v.play();
        drawFrame();
        started.value = true;
      } catch (err) {
        common_vendor.index.__f__("error", "at pages/camera/CustomCamera.vue:72", err);
        common_vendor.index.showToast({ title: "无法获取摄像头权限", icon: "none" });
      }
    }
    function drawFrame() {
      if (!started.value)
        return;
      const v = video.value, c = canvas.value;
      const ctx = c.getContext("2d");
      if (v.videoWidth && v.videoHeight) {
        if (c.width !== window.innerWidth) {
          c.width = window.innerWidth;
          c.height = window.innerHeight;
        }
        ctx.drawImage(v, 0, 0, c.width, c.height);
      }
      rafID = requestAnimationFrame(drawFrame);
    }
    function shoot() {
      const dataURL = canvas.value.toDataURL("image/jpeg", 0.9);
      common_vendor.index.navigateBack();
      common_vendor.index.$emit("photoTaken", dataURL);
    }
    function close() {
      cleanup();
      common_vendor.index.navigateBack();
    }
    function cleanup() {
      cancelAnimationFrame(rafID);
      if (stream)
        stream.getTracks().forEach((t) => t.stop());
    }
    common_vendor.onBeforeUnmount(cleanup);
    return (_ctx, _cache) => {
      return common_vendor.e({
        a: started.value
      }, started.value ? {} : {}, {
        b: started.value
      }, started.value ? {} : {}, {
        c: started.value ? 1 : 0,
        d: started.value
      }, started.value ? {
        e: common_vendor.o(close),
        f: common_vendor.o(shoot)
      } : {}, {
        g: !started.value
      }, !started.value ? {
        h: common_vendor.o(startCamera)
      } : {});
    };
  }
});
const MiniProgramPage = /* @__PURE__ */ common_vendor._export_sfc(_sfc_main, [["__scopeId", "data-v-84a6cb98"]]);
wx.createPage(MiniProgramPage);
//# sourceMappingURL=../../../.sourcemap/mp-weixin/pages/camera/CustomCamera.js.map