path: root/ethereal/assets/ext/ethereum.js

// Main Ethereum library
window.eth = {
    prototype: Object(),

    // Retrieve block
    //
    // Either supply a number or a string. Type is determent for the lookup method
    // string - Retrieves the block by looking up the hash
    // number - Retrieves the block by looking up the block number
        getBlock: function(numberOrHash, cb) {
                var func;
                if(typeof numberOrHash == "string") {
                        func =  "getBlockByHash";
                } else {
                        func =  "getBlockByNumber";
                }
                postData({call: func, args: [numberOrHash]}, cb);
        },

    // Create transaction
    //
    // Transact between two state objects
    transact: function(sec, recipient, value, gas, gasPrice, data, cb) {
        postData({call: "transact", args: [sec, recipient, value, gas, gasPrice, data]}, cb);
    },

    create: function(sec, value, gas, gasPrice, init, body, cb) {
        postData({call: "create", args: [sec, value, gas, gasPrice, init, body]}, cb);
    },

    getStorageAt: function(address, storageAddress, cb) {
        postData({call: "getStorage", args: [address, storageAddress]}, cb);
    },

    getKey: function(cb) {
        postData({call: "getKey"}, cb);
    },

    getTxCountAt: function(address, cb) {
        postData({call: "getTxCountAt", args: [address]}, cb);
    },
    getIsMining: function(cb){
        postData({call: "getIsMining"}, cb)
    },
    getIsListening: function(cb){
        postData({call: "getIsListening"}, cb)
    },
    getCoinBase: function(cb){
        postData({call: "getCoinBase"}, cb);
    },
    getPeerCount: function(cb){
        postData({call: "getPeerCount"}, cb);
    },
    getBalanceAt: function(address, cb) {
        postData({call: "getBalance", args: [address]}, cb);
    },

    getSecretToAddress: function(sec, cb) {
        postData({call: "getSecretToAddress", args: [sec]}, cb);
    },

    watch: function(address, storageAddrOrCb, cb) {
        var ev;
        if(cb === undefined) {
            cb = storageAddrOrCb;
            storageAddrOrCb = "";
            ev = "object:"+address;
        } else {
            ev = "storage:"+address+":"+storageAddrOrCb;
        }

        eth.on(ev, cb)

        postData({call: "watch", args: [address, storageAddrOrCb]});
    },

    disconnect: function(address, storageAddrOrCb, cb) {
        var ev;
        if(cb === undefined) {
            cb = storageAddrOrCb;
            storageAddrOrCb = "";
            ev = "object:"+address;
        } else {
            ev = "storage:"+address+":"+storageAddrOrCb;
        }

        eth.off(ev, cb)

        postData({call: "disconnect", args: [address, storageAddrOrCb]});
    },

    set: function(props) {
        postData({call: "set", args: props});
    },

    on: function(event, cb) {
        if(eth._onCallbacks[event] === undefined) {
            eth._onCallbacks[event] = [];
        }

        eth._onCallbacks[event].push(cb);

        return this
    },

    off: function(event, cb) {
        if(eth._onCallbacks[event] !== undefined) {
            var callbacks = eth._onCallbacks[event];
            for(var i = 0; i < callbacks.length; i++) {
                if(callbacks[i] === cb) {
                    delete callbacks[i];
                }
            }
        }

        return this
    },

    trigger: function(event, data) {
        var callbacks = eth._onCallbacks[event];
        if(callbacks !== undefined) {
            for(var i = 0; i < callbacks.length; i++) {
                // Figure out whether the returned data was an array
                // array means multiple return arguments (multiple params)
                if(data instanceof Array) {
                    callbacks[i].apply(this, data);
                } else {
                    callbacks[i].call(this, data);
                }
            }
        }
    },


}
window.eth._callbacks = {}
window.eth._onCallbacks = {}