/*!
    localForage -- Offline Storage, Improved
    Version 1.7.3
    https://localforage.github.io/localForage
    (c) 2013-2017 Mozilla, Apache License 2.0
*/
!(function(a) {
  if ("object" == typeof exports && "undefined" != typeof module) module.exports = a();
  else if ("function" == typeof define && define.amd) define([], a);
  else {
    var b;
    (b =
      "undefined" != typeof window
        ? window
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        : "undefined" != typeof self
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        : this),
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                        var f = e.objectStore(b._dbInfo.storeName),
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                      if (e) return d(e);
                      try {
                        var g = f.objectStore(c._dbInfo.storeName),
                          h = !1,
                          i = g.openCursor();
                        (i.onsuccess = function() {
                          var c = i.result;
                          if (!c) return void b(null);
                          0 === a ? b(c.key) : h ? b(c.key) : ((h = !0), c.advance(a));
                        }),
                          (i.onerror = function() {
                            d(i.error);
                          });
                      } catch (a) {
                        d(a);
                      }
                    });
                  })
                  .catch(d);
              });
            return h(d, b), d;
          }
          function K(a) {
            var b = this,
              c = new va(function(a, c) {
                b.ready()
                  .then(function() {
                    A(b._dbInfo, Aa, function(d, e) {
                      if (d) return c(d);
                      try {
                        var f = e.objectStore(b._dbInfo.storeName),
                          g = f.openCursor(),
                          h = [];
                        (g.onsuccess = function() {
                          var b = g.result;
                          if (!b) return void a(h);
                          h.push(b.key), b.continue();
                        }),
                          (g.onerror = function() {
                            c(g.error);
                          });
                      } catch (a) {
                        c(a);
                      }
                    });
                  })
                  .catch(c);
              });
            return h(c, a), c;
          }
          function L(a, b) {
            b = k.apply(this, arguments);
            var c = this.config();
            (a = ("function" != typeof a && a) || {}),
              a.name || ((a.name = a.name || c.name), (a.storeName = a.storeName || c.storeName));
            var d,
              e = this;
            if (a.name) {
              var f = a.name === c.name && e._dbInfo.db,
                g = f
                  ? va.resolve(e._dbInfo.db)
                  : s(a).then(function(b) {
                      var c = ya[a.name],
                        d = c.forages;
                      c.db = b;
                      for (var e = 0; e < d.length; e++) d[e]._dbInfo.db = b;
                      return b;
                    });
              d = a.storeName
                ? g.then(function(b) {
                    if (b.objectStoreNames.contains(a.storeName)) {
                      var c = b.version + 1;
                      o(a);
                      var d = ya[a.name],
                        e = d.forages;
                      b.close();
                      for (var f = 0; f < e.length; f++) {
                        var g = e[f];
                        (g._dbInfo.db = null), (g._dbInfo.version = c);
                      }
                      return new va(function(b, d) {
                        var e = ua.open(a.name, c);
                        (e.onerror = function(a) {
                          e.result.close(), d(a);
                        }),
                          (e.onupgradeneeded = function() {
                            e.result.deleteObjectStore(a.storeName);
                          }),
                          (e.onsuccess = function() {
                            var a = e.result;
                            a.close(), b(a);
                          });
                      })
                        .then(function(a) {
                          d.db = a;
                          for (var b = 0; b < e.length; b++) {
                            var c = e[b];
                            (c._dbInfo.db = a), p(c._dbInfo);
                          }
                        })
                        .catch(function(b) {
                          throw ((q(a, b) || va.resolve()).catch(function() {}), b);
                        });
                    }
                  })
                : g.then(function(b) {
                    o(a);
                    var c = ya[a.name],
                      d = c.forages;
                    b.close();
                    for (var e = 0; e < d.length; e++) {
                      d[e]._dbInfo.db = null;
                    }
                    return new va(function(b, c) {
                      var d = ua.deleteDatabase(a.name);
                      (d.onerror = d.onblocked = function(a) {
                        var b = d.result;
                        b && b.close(), c(a);
                      }),
                        (d.onsuccess = function() {
                          var a = d.result;
                          a && a.close(), b(a);
                        });
                    })
                      .then(function(a) {
                        c.db = a;
                        for (var b = 0; b < d.length; b++) p(d[b]._dbInfo);
                      })
                      .catch(function(b) {
                        throw ((q(a, b) || va.resolve()).catch(function() {}), b);
                      });
                  });
            } else d = va.reject("Invalid arguments");
            return h(d, b), d;
          }
          function M() {
            return "function" == typeof openDatabase;
          }
          function N(a) {
            var b,
              c,
              d,
              e,
              f,
              g = 0.75 * a.length,
              h = a.length,
              i = 0;
            "=" === a[a.length - 1] && (g--, "=" === a[a.length - 2] && g--);
            var j = new ArrayBuffer(g),
              k = new Uint8Array(j);
            for (b = 0; b < h; b += 4)
              (c = Da.indexOf(a[b])),
                (d = Da.indexOf(a[b + 1])),
                (e = Da.indexOf(a[b + 2])),
                (f = Da.indexOf(a[b + 3])),
                (k[i++] = (c << 2) | (d >> 4)),
                (k[i++] = ((15 & d) << 4) | (e >> 2)),
                (k[i++] = ((3 & e) << 6) | (63 & f));
            return j;
          }
          function O(a) {
            var b,
              c = new Uint8Array(a),
              d = "";
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                (d += Da[((3 & c[b]) << 4) | (c[b + 1] >> 4)]),
                (d += Da[((15 & c[b + 1]) << 2) | (c[b + 2] >> 6)]),
                (d += Da[63 & c[b + 2]]);
            return (
              c.length % 3 == 2
                ? (d = d.substring(0, d.length - 1) + "=")
                : c.length % 3 == 1 && (d = d.substring(0, d.length - 2) + "=="),
              d
            );
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          function P(a, b) {
            var c = "";
            if (
              (a && (c = Ua.call(a)),
              a &&
                ("[object ArrayBuffer]" === c ||
                  (a.buffer && "[object ArrayBuffer]" === Ua.call(a.buffer))))
            ) {
              var d,
                e = Ga;
              a instanceof ArrayBuffer
                ? ((d = a), (e += Ia))
                : ((d = a.buffer),
                  "[object Int8Array]" === c
                    ? (e += Ka)
                    : "[object Uint8Array]" === c
                    ? (e += La)
                    : "[object Uint8ClampedArray]" === c
                    ? (e += Ma)
                    : "[object Int16Array]" === c
                    ? (e += Na)
                    : "[object Uint16Array]" === c
                    ? (e += Pa)
                    : "[object Int32Array]" === c
                    ? (e += Oa)
                    : "[object Uint32Array]" === c
                    ? (e += Qa)
                    : "[object Float32Array]" === c
                    ? (e += Ra)
                    : "[object Float64Array]" === c
                    ? (e += Sa)
                    : b(new Error("Failed to get type for BinaryArray"))),
                b(e + O(d));
            } else if ("[object Blob]" === c) {
              var f = new FileReader();
              (f.onload = function() {
                var c = Ea + a.type + "~" + O(this.result);
                b(Ga + Ja + c);
              }),
                f.readAsArrayBuffer(a);
            } else
              try {
                b(JSON.stringify(a));
              } catch (c) {
                console.error("Couldn't convert value into a JSON string: ", a), b(null, c);
              }
          }
          function Q(a) {
            if (a.substring(0, Ha) !== Ga) return JSON.parse(a);
            var b,
              c = a.substring(Ta),
              d = a.substring(Ha, Ta);
            if (d === Ja && Fa.test(c)) {
              var e = c.match(Fa);
              (b = e[1]), (c = c.substring(e[0].length));
            }
            var f = N(c);
            switch (d) {
              case Ia:
                return f;
              case Ja:
                return g([f], { type: b });
              case Ka:
                return new Int8Array(f);
              case La:
                return new Uint8Array(f);
              case Ma:
                return new Uint8ClampedArray(f);
              case Na:
                return new Int16Array(f);
              case Pa:
                return new Uint16Array(f);
              case Oa:
                return new Int32Array(f);
              case Qa:
                return new Uint32Array(f);
              case Ra:
                return new Float32Array(f);
              case Sa:
                return new Float64Array(f);
              default:
                throw new Error("Unkown type: " + d);
            }
          }
          function R(a, b, c, d) {
            a.executeSql(
              "CREATE TABLE IF NOT EXISTS " +
                b.storeName +
                " (id INTEGER PRIMARY KEY, key unique, value)",
              [],
              c,
              d
            );
          }
          function S(a) {
            var b = this,
              c = { db: null };
            if (a) for (var d in a) c[d] = "string" != typeof a[d] ? a[d].toString() : a[d];
            var e = new va(function(a, d) {
              try {
                c.db = openDatabase(c.name, String(c.version), c.description, c.size);
              } catch (a) {
                return d(a);
              }
              c.db.transaction(function(e) {
                R(
                  e,
                  c,
                  function() {
                    (b._dbInfo = c), a();
                  },
                  function(a, b) {
                    d(b);
                  }
                );
              }, d);
            });
            return (c.serializer = Va), e;
          }
          function T(a, b, c, d, e, f) {
            a.executeSql(
              c,
              d,
              e,
              function(a, g) {
                g.code === g.SYNTAX_ERR
                  ? a.executeSql(
                      "SELECT name FROM sqlite_master WHERE type='table' AND name = ?",
                      [b.storeName],
                      function(a, h) {
                        h.rows.length
                          ? f(a, g)
                          : R(
                              a,
                              b,
                              function() {
                                a.executeSql(c, d, e, f);
                              },
                              f
                            );
                      },
                      f
                    )
                  : f(a, g);
              },
              f
            );
          }
          function U(a, b) {
            var c = this;
            a = j(a);
            var d = new va(function(b, d) {
              c.ready()
                .then(function() {
                  var e = c._dbInfo;
                  e.db.transaction(function(c) {
                    T(
                      c,
                      e,
                      "SELECT * FROM " + e.storeName + " WHERE key = ? LIMIT 1",
                      [a],
                      function(a, c) {
                        var d = c.rows.length ? c.rows.item(0).value : null;
                        d && (d = e.serializer.deserialize(d)), b(d);
                      },
                      function(a, b) {
                        d(b);
                      }
                    );
                  });
                })
                .catch(d);
            });
            return h(d, b), d;
          }
          function V(a, b) {
            var c = this,
              d = new va(function(b, d) {
                c.ready()
                  .then(function() {
                    var e = c._dbInfo;
                    e.db.transaction(function(c) {
                      T(
                        c,
                        e,
                        "SELECT * FROM " + e.storeName,
                        [],
                        function(c, d) {
                          for (var f = d.rows, g = f.length, h = 0; h < g; h++) {
                            var i = f.item(h),
                              j = i.value;
                            if (
                              (j && (j = e.serializer.deserialize(j)),
                              void 0 !== (j = a(j, i.key, h + 1)))
                            )
                              return void b(j);
                          }
                          b();
                        },
                        function(a, b) {
                          d(b);
                        }
                      );
                    });
                  })
                  .catch(d);
              });
            return h(d, b), d;
          }
          function W(a, b, c, d) {
            var e = this;
            a = j(a);
            var f = new va(function(f, g) {
              e.ready()
                .then(function() {
                  void 0 === b && (b = null);
                  var h = b,
                    i = e._dbInfo;
                  i.serializer.serialize(b, function(b, j) {
                    j
                      ? g(j)
                      : i.db.transaction(
                          function(c) {
                            T(
                              c,
                              i,
                              "INSERT OR REPLACE INTO " +
                                i.storeName +
                                " (key, value) VALUES (?, ?)",
                              [a, b],
                              function() {
                                f(h);
                              },
                              function(a, b) {
                                g(b);
                              }
                            );
                          },
                          function(b) {
                            if (b.code === b.QUOTA_ERR) {
                              if (d > 0) return void f(W.apply(e, [a, h, c, d - 1]));
                              g(b);
                            }
                          }
                        );
                  });
                })
                .catch(g);
            });
            return h(f, c), f;
          }
          function X(a, b, c) {
            return W.apply(this, [a, b, c, 1]);
          }
          function Y(a, b) {
            var c = this;
            a = j(a);
            var d = new va(function(b, d) {
              c.ready()
                .then(function() {
                  var e = c._dbInfo;
                  e.db.transaction(function(c) {
                    T(
                      c,
                      e,
                      "DELETE FROM " + e.storeName + " WHERE key = ?",
                      [a],
                      function() {
                        b();
                      },
                      function(a, b) {
                        d(b);
                      }
                    );
                  });
                })
                .catch(d);
            });
            return h(d, b), d;
          }
          function Z(a) {
            var b = this,
              c = new va(function(a, c) {
                b.ready()
                  .then(function() {
                    var d = b._dbInfo;
                    d.db.transaction(function(b) {
                      T(
                        b,
                        d,
                        "DELETE FROM " + d.storeName,
                        [],
                        function() {
                          a();
                        },
                        function(a, b) {
                          c(b);
                        }
                      );
                    });
                  })
                  .catch(c);
              });
            return h(c, a), c;
          }
          function $(a) {
            var b = this,
              c = new va(function(a, c) {
                b.ready()
                  .then(function() {
                    var d = b._dbInfo;
                    d.db.transaction(function(b) {
                      T(
                        b,
                        d,
                        "SELECT COUNT(key) as c FROM " + d.storeName,
                        [],
                        function(b, c) {
                          var d = c.rows.item(0).c;
                          a(d);
                        },
                        function(a, b) {
                          c(b);
                        }
                      );
                    });
                  })
                  .catch(c);
              });
            return h(c, a), c;
          }
          function _(a, b) {
            var c = this,
              d = new va(function(b, d) {
                c.ready()
                  .then(function() {
                    var e = c._dbInfo;
                    e.db.transaction(function(c) {
                      T(
                        c,
                        e,
                        "SELECT key FROM " + e.storeName + " WHERE id = ? LIMIT 1",
                        [a + 1],
                        function(a, c) {
                          var d = c.rows.length ? c.rows.item(0).key : null;
                          b(d);
                        },
                        function(a, b) {
                          d(b);
                        }
                      );
                    });
                  })
                  .catch(d);
              });
            return h(d, b), d;
          }
          function aa(a) {
            var b = this,
              c = new va(function(a, c) {
                b.ready()
                  .then(function() {
                    var d = b._dbInfo;
                    d.db.transaction(function(b) {
                      T(
                        b,
                        d,
                        "SELECT key FROM " + d.storeName,
                        [],
                        function(b, c) {
                          for (var d = [], e = 0; e < c.rows.length; e++)
                            d.push(c.rows.item(e).key);
                          a(d);
                        },
                        function(a, b) {
                          c(b);
                        }
                      );
                    });
                  })
                  .catch(c);
              });
            return h(c, a), c;
          }
          function ba(a) {
            return new va(function(b, c) {
              a.transaction(
                function(d) {
                  d.executeSql(
                    "SELECT name FROM sqlite_master WHERE type='table' AND name <> '__WebKitDatabaseInfoTable__'",
                    [],
                    function(c, d) {
                      for (var e = [], f = 0; f < d.rows.length; f++) e.push(d.rows.item(f).name);
                      b({ db: a, storeNames: e });
                    },
                    function(a, b) {
                      c(b);
                    }
                  );
                },
                function(a) {
                  c(a);
                }
              );
            });
          }
          function ca(a, b) {
            b = k.apply(this, arguments);
            var c = this.config();
            (a = ("function" != typeof a && a) || {}),
              a.name || ((a.name = a.name || c.name), (a.storeName = a.storeName || c.storeName));
            var d,
              e = this;
            return (
              (d = a.name
                ? new va(function(b) {
                    var d;
                    (d = a.name === c.name ? e._dbInfo.db : openDatabase(a.name, "", "", 0)),
                      b(a.storeName ? { db: d, storeNames: [a.storeName] } : ba(d));
                  }).then(function(a) {
                    return new va(function(b, c) {
                      a.db.transaction(
                        function(d) {
                          function e(a) {
                            return new va(function(b, c) {
                              d.executeSql(
                                "DROP TABLE IF EXISTS " + a,
                                [],
                                function() {
                                  b();
                                },
                                function(a, b) {
                                  c(b);
                                }
                              );
                            });
                          }
                          for (var f = [], g = 0, h = a.storeNames.length; g < h; g++)
                            f.push(e(a.storeNames[g]));
                          va.all(f)
                            .then(function() {
                              b();
                            })
                            .catch(function(a) {
                              c(a);
                            });
                        },
                        function(a) {
                          c(a);
                        }
                      );
                    });
                  })
                : va.reject("Invalid arguments")),
              h(d, b),
              d
            );
          }
          function da() {
            try {
              return (
                "undefined" != typeof localStorage &&
                "setItem" in localStorage &&
                !!localStorage.setItem
              );
            } catch (a) {
              return !1;
            }
          }
          function ea(a, b) {
            var c = a.name + "/";
            return a.storeName !== b.storeName && (c += a.storeName + "/"), c;
          }
          function fa() {
            var a = "_localforage_support_test";
            try {
              return localStorage.setItem(a, !0), localStorage.removeItem(a), !1;
            } catch (a) {
              return !0;
            }
          }
          function ga() {
            return !fa() || localStorage.length > 0;
          }
          function ha(a) {
            var b = this,
              c = {};
            if (a) for (var d in a) c[d] = a[d];
            return (
              (c.keyPrefix = ea(a, b._defaultConfig)),
              ga() ? ((b._dbInfo = c), (c.serializer = Va), va.resolve()) : va.reject()
            );
          }
          function ia(a) {
            var b = this,
              c = b.ready().then(function() {
                for (var a = b._dbInfo.keyPrefix, c = localStorage.length - 1; c >= 0; c--) {
                  var d = localStorage.key(c);
                  0 === d.indexOf(a) && localStorage.removeItem(d);
                }
              });
            return h(c, a), c;
          }
          function ja(a, b) {
            var c = this;
            a = j(a);
            var d = c.ready().then(function() {
              var b = c._dbInfo,
                d = localStorage.getItem(b.keyPrefix + a);
              return d && (d = b.serializer.deserialize(d)), d;
            });
            return h(d, b), d;
          }
          function ka(a, b) {
            var c = this,
              d = c.ready().then(function() {
                for (
                  var b = c._dbInfo,
                    d = b.keyPrefix,
                    e = d.length,
                    f = localStorage.length,
                    g = 1,
                    h = 0;
                  h < f;
                  h++
                ) {
                  var i = localStorage.key(h);
                  if (0 === i.indexOf(d)) {
                    var j = localStorage.getItem(i);
                    if (
                      (j && (j = b.serializer.deserialize(j)),
                      void 0 !== (j = a(j, i.substring(e), g++)))
                    )
                      return j;
                  }
                }
              });
            return h(d, b), d;
          }
          function la(a, b) {
            var c = this,
              d = c.ready().then(function() {
                var b,
                  d = c._dbInfo;
                try {
                  b = localStorage.key(a);
                } catch (a) {
                  b = null;
                }
                return b && (b = b.substring(d.keyPrefix.length)), b;
              });
            return h(d, b), d;
          }
          function ma(a) {
            var b = this,
              c = b.ready().then(function() {
                for (var a = b._dbInfo, c = localStorage.length, d = [], e = 0; e < c; e++) {
                  var f = localStorage.key(e);
                  0 === f.indexOf(a.keyPrefix) && d.push(f.substring(a.keyPrefix.length));
                }
                return d;
              });
            return h(c, a), c;
          }
          function na(a) {
            var b = this,
              c = b.keys().then(function(a) {
                return a.length;
              });
            return h(c, a), c;
          }
          function oa(a, b) {
            var c = this;
            a = j(a);
            var d = c.ready().then(function() {
              var b = c._dbInfo;
              localStorage.removeItem(b.keyPrefix + a);
            });
            return h(d, b), d;
          }
          function pa(a, b, c) {
            var d = this;
            a = j(a);
            var e = d.ready().then(function() {
              void 0 === b && (b = null);
              var c = b;
              return new va(function(e, f) {
                var g = d._dbInfo;
                g.serializer.serialize(b, function(b, d) {
                  if (d) f(d);
                  else
                    try {
                      localStorage.setItem(g.keyPrefix + a, b), e(c);
                    } catch (a) {
                      ("QuotaExceededError" !== a.name &&
                        "NS_ERROR_DOM_QUOTA_REACHED" !== a.name) ||
                        f(a),
                        f(a);
                    }
                });
              });
            });
            return h(e, c), e;
          }
          function qa(a, b) {
            if (
              ((b = k.apply(this, arguments)), (a = ("function" != typeof a && a) || {}), !a.name)
            ) {
              var c = this.config();
              (a.name = a.name || c.name), (a.storeName = a.storeName || c.storeName);
            }
            var d,
              e = this;
            return (
              (d = a.name
                ? new va(function(b) {
                    b(a.storeName ? ea(a, e._defaultConfig) : a.name + "/");
                  }).then(function(a) {
                    for (var b = localStorage.length - 1; b >= 0; b--) {
                      var c = localStorage.key(b);
                      0 === c.indexOf(a) && localStorage.removeItem(c);
                    }
                  })
                : va.reject("Invalid arguments")),
              h(d, b),
              d
            );
          }
          function ra(a, b) {
            a[b] = function() {
              var c = arguments;
              return a.ready().then(function() {
                return a[b].apply(a, c);
              });
            };
          }
          function sa() {
            for (var a = 1; a < arguments.length; a++) {
              var b = arguments[a];
              if (b)
                for (var c in b)
                  b.hasOwnProperty(c) &&
                    ($a(b[c]) ? (arguments[0][c] = b[c].slice()) : (arguments[0][c] = b[c]));
            }
            return arguments[0];
          }
          var ta =
              "function" == typeof Symbol && "symbol" == typeof Symbol.iterator
                ? function(a) {
                    return typeof a;
                  }
                : function(a) {
                    return a &&
                      "function" == typeof Symbol &&
                      a.constructor === Symbol &&
                      a !== Symbol.prototype
                      ? "symbol"
                      : typeof a;
                  },
            ua = e();
          "undefined" == typeof Promise && a(3);
          var va = Promise,
            wa = "local-forage-detect-blob-support",
            xa = void 0,
            ya = {},
            za = Object.prototype.toString,
            Aa = "readonly",
            Ba = "readwrite",
            Ca = {
              _driver: "asyncStorage",
              _initStorage: C,
              _support: f(),
              iterate: E,
              getItem: D,
              setItem: F,
              removeItem: G,
              clear: H,
              length: I,
              key: J,
              keys: K,
              dropInstance: L
            },
            Da = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",
            Ea = "~~local_forage_type~",
            Fa = /^~~local_forage_type~([^~]+)~/,
            Ga = "__lfsc__:",
            Ha = Ga.length,
            Ia = "arbf",
            Ja = "blob",
            Ka = "si08",
            La = "ui08",
            Ma = "uic8",
            Na = "si16",
            Oa = "si32",
            Pa = "ur16",
            Qa = "ui32",
            Ra = "fl32",
            Sa = "fl64",
            Ta = Ha + Ia.length,
            Ua = Object.prototype.toString,
            Va = { serialize: P, deserialize: Q, stringToBuffer: N, bufferToString: O },
            Wa = {
              _driver: "webSQLStorage",
              _initStorage: S,
              _support: M(),
              iterate: V,
              getItem: U,
              setItem: X,
              removeItem: Y,
              clear: Z,
              length: $,
              key: _,
              keys: aa,
              dropInstance: ca
            },
            Xa = {
              _driver: "localStorageWrapper",
              _initStorage: ha,
              _support: da(),
              iterate: ka,
              getItem: ja,
              setItem: pa,
              removeItem: oa,
              clear: ia,
              length: na,
              key: la,
              keys: ma,
              dropInstance: qa
            },
            Ya = function(a, b) {
              return (
                a === b || ("number" == typeof a && "number" == typeof b && isNaN(a) && isNaN(b))
              );
            },
            Za = function(a, b) {
              for (var c = a.length, d = 0; d < c; ) {
                if (Ya(a[d], b)) return !0;
                d++;
              }
              return !1;
            },
            $a =
              Array.isArray ||
              function(a) {
                return "[object Array]" === Object.prototype.toString.call(a);
              },
            _a = {},
            ab = {},
            bb = { INDEXEDDB: Ca, WEBSQL: Wa, LOCALSTORAGE: Xa },
            cb = [bb.INDEXEDDB._driver, bb.WEBSQL._driver, bb.LOCALSTORAGE._driver],
            db = ["dropInstance"],
            eb = [
              "clear",
              "getItem",
              "iterate",
              "key",
              "keys",
              "length",
              "removeItem",
              "setItem"
            ].concat(db),
            fb = {
              description: "",
              driver: cb.slice(),
              name: "localforage",
              size: 4980736,
              storeName: "keyvaluepairs",
              version: 1
            },
            gb = (function() {
              function a(b) {
                d(this, a);
                for (var c in bb)
                  if (bb.hasOwnProperty(c)) {
                    var e = bb[c],
                      f = e._driver;
                    (this[c] = f), _a[f] || this.defineDriver(e);
                  }
                (this._defaultConfig = sa({}, fb)),
                  (this._config = sa({}, this._defaultConfig, b)),
                  (this._driverSet = null),
                  (this._initDriver = null),
                  (this._ready = !1),
                  (this._dbInfo = null),
                  this._wrapLibraryMethodsWithReady(),
                  this.setDriver(this._config.driver).catch(function() {});
              }
              return (
                (a.prototype.config = function(a) {
                  if ("object" === (void 0 === a ? "undefined" : ta(a))) {
                    if (this._ready)
                      return new Error("Can't call config() after localforage has been used.");
                    for (var b in a) {
                      if (
                        ("storeName" === b && (a[b] = a[b].replace(/\W/g, "_")),
                        "version" === b && "number" != typeof a[b])
                      )
                        return new Error("Database version must be a number.");
                      this._config[b] = a[b];
                    }
                    return !("driver" in a && a.driver) || this.setDriver(this._config.driver);
                  }
                  return "string" == typeof a ? this._config[a] : this._config;
                }),
                (a.prototype.defineDriver = function(a, b, c) {
                  var d = new va(function(b, c) {
                    try {
                      var d = a._driver,
                        e = new Error(
                          "Custom driver not compliant; see https://mozilla.github.io/localForage/#definedriver"
                        );
                      if (!a._driver) return void c(e);
                      for (var f = eb.concat("_initStorage"), g = 0, i = f.length; g < i; g++) {
                        var j = f[g];
                        if ((!Za(db, j) || a[j]) && "function" != typeof a[j]) return void c(e);
                      }
                      (function() {
                        for (
                          var b = function(a) {
                              return function() {
                                var b = new Error(
                                    "Method " + a + " is not implemented by the current driver"
                                  ),
                                  c = va.reject(b);
                                return h(c, arguments[arguments.length - 1]), c;
                              };
                            },
                            c = 0,
                            d = db.length;
                          c < d;
                          c++
                        ) {
                          var e = db[c];
                          a[e] || (a[e] = b(e));
                        }
                      })();
                      var k = function(c) {
                        _a[d] && console.info("Redefining LocalForage driver: " + d),
                          (_a[d] = a),
                          (ab[d] = c),
                          b();
                      };
                      "_support" in a
                        ? a._support && "function" == typeof a._support
                          ? a._support().then(k, c)
                          : k(!!a._support)
                        : k(!0);
                    } catch (a) {
                      c(a);
                    }
                  });
                  return i(d, b, c), d;
                }),
                (a.prototype.driver = function() {
                  return this._driver || null;
                }),
                (a.prototype.getDriver = function(a, b, c) {
                  var d = _a[a] ? va.resolve(_a[a]) : va.reject(new Error("Driver not found."));
                  return i(d, b, c), d;
                }),
                (a.prototype.getSerializer = function(a) {
                  var b = va.resolve(Va);
                  return i(b, a), b;
                }),
                (a.prototype.ready = function(a) {
                  var b = this,
                    c = b._driverSet.then(function() {
                      return null === b._ready && (b._ready = b._initDriver()), b._ready;
                    });
                  return i(c, a, a), c;
                }),
                (a.prototype.setDriver = function(a, b, c) {
                  function d() {
                    g._config.driver = g.driver();
                  }
                  function e(a) {
                    return g._extend(a), d(), (g._ready = g._initStorage(g._config)), g._ready;
                  }
                  function f(a) {
                    return function() {
                      function b() {
                        for (; c < a.length; ) {
                          var f = a[c];
                          return (
                            c++,
                            (g._dbInfo = null),
                            (g._ready = null),
                            g
                              .getDriver(f)
                              .then(e)
                              .catch(b)
                          );
                        }
                        d();
                        var h = new Error("No available storage method found.");
                        return (g._driverSet = va.reject(h)), g._driverSet;
                      }
                      var c = 0;
                      return b();
                    };
                  }
                  var g = this;
                  $a(a) || (a = [a]);
                  var h = this._getSupportedDrivers(a),
                    j =
                      null !== this._driverSet
                        ? this._driverSet.catch(function() {
                            return va.resolve();
                          })
                        : va.resolve();
                  return (
                    (this._driverSet = j
                      .then(function() {
                        var a = h[0];
                        return (
                          (g._dbInfo = null),
                          (g._ready = null),
                          g.getDriver(a).then(function(a) {
                            (g._driver = a._driver),
                              d(),
                              g._wrapLibraryMethodsWithReady(),
                              (g._initDriver = f(h));
                          })
                        );
                      })
                      .catch(function() {
                        d();
                        var a = new Error("No available storage method found.");
                        return (g._driverSet = va.reject(a)), g._driverSet;
                      })),
                    i(this._driverSet, b, c),
                    this._driverSet
                  );
                }),
                (a.prototype.supports = function(a) {
                  return !!ab[a];
                }),
                (a.prototype._extend = function(a) {
                  sa(this, a);
                }),
                (a.prototype._getSupportedDrivers = function(a) {
                  for (var b = [], c = 0, d = a.length; c < d; c++) {
                    var e = a[c];
                    this.supports(e) && b.push(e);
                  }
                  return b;
                }),
                (a.prototype._wrapLibraryMethodsWithReady = function() {
                  for (var a = 0, b = eb.length; a < b; a++) ra(this, eb[a]);
                }),
                (a.prototype.createInstance = function(b) {
                  return new a(b);
                }),
                a
              );
            })(),
            hb = new gb();
          b.exports = hb;
        },
        { 3: 3 }
      ]
    },
    {},
    [4]
  )(4);
});