const APP_CODE = 'vue-project'
const TOKEN_KEY = 'token'

/**
 * localStorage读取
 * @param {*} key 
 * @returns 
 */
export const localRead = (key) => {
    return localStorage.getItem(`${APP_CODE}.${key}`) || ''
}

/**
 * localStorage本地存储
 * @param {*} key 
 * @param {*} value 
 */
export const localSave = (key, value) => {
    localStorage.setItem(`${APP_CODE}.${key}`, value)
}

/**
 * 获取token
 * @returns token
 */
export const getToken = () => {
    return localRead(TOKEN_KEY) || '';
}

/**
 * 设置token
 * @returns token
 */
export const setToken = (token) => {
    return localSave(TOKEN_KEY, token);
}

/**
 * 登录检测
 * @returns 
 */
export const checkLogin = () => {
    return !!getToken()
}

/**
 * 错误提示
 * @param {*} vm 
 * @param {*} ex 
 */
export const showError = (vm, ex) => {
    let tip = typeof ex == 'string' ? ex : ex.message || ex.err_info
    vm.$Message.error({
        content: tip,
        duration: 0,
        closable: true
    })
    console.log(ex)
}

/**
 * 成功提醒
 * @param {*} vm 
 * @param {*} ex 
 */
export const showSuccess = (vm, tip) => {
    vm.$Message.success({
        content: tip,
        duration: 3,
        closable: false
    })
}