peadb/dist/esm/sessiondb.js

"Pea sized JavaScript DB: wrapper for browser storage APIs"

export default class SessionDB {
    constructor(dataKey) {
        this.storage = window.sessionStorage;
        this.dbKey = dataKey ? dataKey.toString() : Date.now().toString(36);
    }
    get(key) {
        let objArray = JSON.parse(this.storage.getItem(this.dbKey));
        return objArray.find((item) => item.key == key);
    }
    getAll() {
        let dbValues = JSON.parse(this.storage.getItem(this.dbKey)) || [];
        let values = [...dbValues];
        return values;
    }
    set(key, value) {
        let prevDbValues = JSON.parse(this.storage.getItem(this.dbKey)) || [];
        let newDbValues = [
            ...prevDbValues,
            {
                key: key,
                value: value
                    ? typeof value == "object"
                        ? value
                        : value.toString()
                    : "",
            },
        ];
        this.storage.setItem(this.dbKey, JSON.stringify(newDbValues));
    }
    delete(key) {
        let prevDbValues = JSON.parse(this.storage.getItem(this.dbKey)) || [];
        let filteredDbValues = prevDbValues.filter((item) => item.key !== key);
        this.storage.setItem(this.dbKey, JSON.stringify(filteredDbValues));
    }
    deleteAll() {
        this.storage.setItem(this.dbKey, null);
    }
    nukeDB() {
        this.storage.removeItem(this.dbKey);
    }
}
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