export function loadBMap() {
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return new Promise(function(resolve, reject) {
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if (typeof BMap !== 'undefined') {
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resolve(BMap)
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return true
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}
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window.onBMapCallback = function() {
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resolve(BMap)
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}
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// 使用https协议需要添加一下meta标签
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var protocolStr = document.location.protocol;
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if(protocolStr == "https:")
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{
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let meta = document.createElement('meta')
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meta.httpEquiv = 'Content-Security-Policy'
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meta.content ='upgrade-insecure-requests'
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meta.onerror = reject
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document.head.appendChild(meta)
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}
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// 引入百度地图
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let script = document.createElement('script')
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script.type = 'text/javascript'
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script.src =
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'http://api.map.baidu.com/api?v=2.0&ak='+ process.env.VUE_APP_BAI_DU_AK +'&s=1&__ec_v__=20190126&callback=onBMapCallback'
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script.onerror = reject
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document.head.appendChild(script)
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})
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}
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