// Import all the objects we want to use from ReactBootstrap
var Jumbotron = ReactBootstrap.Jumbotron;
var Panel = ReactBootstrap.Panel;
var ButtonGroup = ReactBootstrap.ButtonGroup;

var NewUserForm = React.createClass({
	getInitialState: function() {
		return {error: "",
			name: "",
			username: "",
			email: "",
			password: "",
			confirm_password: "",
			passwordChanged: false,
			initial_password: ""};
	},
	passwordValidationState: function() {
		if (this.state.passwordChanged) {
			if (this.state.password.length >= 10)
				return "success";
			else if (this.state.password.length >= 6)
				return "warning";
			else
				return "error";
		}
	},
	confirmPasswordValidationState: function() {
		if (this.state.confirm_password.length > 0) {
			if (this.state.confirm_password == this.state.password)
				return "success";
			else
				return "error";
		}
	},
	handleCancel: function() {
		if (this.props.onCancel != null)
			this.props.onCancel();
	},
	handleChange: function() {
		if (this.refs.password.getValue() != this.state.initial_password)
			this.setState({passwordChanged: true});
		this.setState({
			name: this.refs.name.getValue(),
			username: this.refs.username.getValue(),
			email: this.refs.email.getValue(),
			password: this.refs.password.getValue(),
			confirm_password: this.refs.confirm_password.getValue()
		});
	},
	handleSubmit: function(e) {
		var u = new User();
		var error = "";
		e.preventDefault();

		u.Name = this.state.name;
		u.Username = this.state.username;
		u.Email = this.state.email;
		u.Password = this.state.password;
		if (u.Password != this.state.confirm_password) {
			this.setState({error: "Error: password do not match"});
			return;
		}

		this.handleCreateNewUser(u);
	},
	handleCreateNewUser: function(user) {
		$.ajax({
			type: "POST",
			dataType: "json",
			url: "user/",
			data: {user: user.toJSON()},
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					this.setState({error: e});
				} else {
					this.props.onNewUser();
				}
			}.bind(this),
			error: function(jqXHR, status, error) {
				var e = new Error();
				e.ErrorId = 5;
				e.ErrorString = "Request Failed: " + status + error;
				this.setState({error: e});
			}.bind(this),
		});
	},
	render: function() {
		var title = <h3>Create New User</h3>;
		return (
			<Panel header={title} bsStyle="info">
				<span color="red">{this.state.error}</span>
				<form onSubmit={this.handleSubmit}
						className="form-horizontal">
					<Input type="text"
							label="Name"
							value={this.state.name}
							onChange={this.handleChange}
							ref="name"
							labelClassName="col-xs-2"
							wrapperClassName="col-xs-10"/>
					<Input type="text"
							label="Username"
							value={this.state.username}
							onChange={this.handleChange}
							ref="username"
							labelClassName="col-xs-2"
							wrapperClassName="col-xs-10"/>
					<Input type="email"
							label="Email"
							value={this.state.email}
							onChange={this.handleChange}
							ref="email"
							labelClassName="col-xs-2"
							wrapperClassName="col-xs-10"/>
					<Input type="password"
							label="Password"
							value={this.state.password}
							onChange={this.handleChange}
							ref="password"
							labelClassName="col-xs-2"
							wrapperClassName="col-xs-10"
							bsStyle={this.passwordValidationState()}
							hasFeedback/>
					<Input type="password"
							label="Confirm Password"
							value={this.state.confirm_password}
							onChange={this.handleChange}
							ref="confirm_password"
							labelClassName="col-xs-2"
							wrapperClassName="col-xs-10"
							bsStyle={this.confirmPasswordValidationState()}
							hasFeedback/>
					<ButtonGroup className="pull-right">
						<Button onClick={this.handleCancel}
								bsStyle="warning">Cancel</Button>
						<Button type="submit"
								bsStyle="success">Create New User</Button>
					</ButtonGroup>
				</form>
			</Panel>
		);
	}
});

var AccountSettings = React.createClass({
	getInitialState: function() {
		return {error: "",
			name: this.props.user.Name,
			username: this.props.user.Username,
			email: this.props.user.Email,
			password: BogusPassword,
			confirm_password: BogusPassword,
			passwordChanged: false,
			initial_password: BogusPassword};
	},
	passwordValidationState: function() {
		if (this.state.passwordChanged) {
			if (this.state.password.length >= 10)
				return "success";
			else if (this.state.password.length >= 6)
				return "warning";
			else
				return "error";
		}
	},
	confirmPasswordValidationState: function() {
		if (this.state.confirm_password.length > 0) {
			if (this.state.confirm_password == this.state.password)
				return "success";
			else
				return "error";
		}
	},
	handleCancel: function() {
		if (this.props.onCancel != null)
			this.props.onCancel();
	},
	handleChange: function() {
		if (this.refs.password.getValue() != this.state.initial_password)
			this.setState({passwordChanged: true});
		this.setState({
			name: this.refs.name.getValue(),
			username: this.refs.username.getValue(),
			email: this.refs.email.getValue(),
			password: this.refs.password.getValue(),
			confirm_password: this.refs.confirm_password.getValue()
		});
	},
	handleSubmit: function(e) {
		var u = new User();
		var error = "";
		e.preventDefault();

		u.UserId = this.props.user.UserId;
		u.Name = this.state.name;
		u.Username = this.state.username;
		u.Email = this.state.email;
		if (this.state.passwordChanged) {
			u.Password = this.state.password;
			if (u.Password != this.state.confirm_password) {
				this.setState({error: "Error: password do not match"});
				return;
			}
		} else {
			u.Password = BogusPassword;
		}

		this.handleSaveSettings(u);
	},
	handleSaveSettings: function(user) {
		$.ajax({
			type: "PUT",
			dataType: "json",
			url: "user/"+user.UserId+"/",
			data: {user: user.toJSON()},
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					this.setState({error: e});
				} else {
					user.Password = "";
					this.props.onSettingsSubmitted(user);
				}
			}.bind(this),
			error: function(jqXHR, status, error) {
				var e = new Error();
				e.ErrorId = 5;
				e.ErrorString = "Request Failed: " + status + error;
				this.setState({error: e});
			}.bind(this),
		});
	},
	render: function() {
		var title = <h3>Edit Account Settings</h3>;
		return (
			<Panel header={title} bsStyle="info">
				<span color="red">{this.state.error}</span>
				<form onSubmit={this.handleSubmit}
						className="form-horizontal">
					<Input type="text"
							label="Name"
							value={this.state.name}
							onChange={this.handleChange}
							ref="name"
							labelClassName="col-xs-2"
							wrapperClassName="col-xs-10"/>
					<Input type="text"
							label="Username"
							value={this.state.username}
							onChange={this.handleChange}
							ref="username"
							labelClassName="col-xs-2"
							wrapperClassName="col-xs-10"/>
					<Input type="email"
							label="Email"
							value={this.state.email}
							onChange={this.handleChange}
							ref="email"
							labelClassName="col-xs-2"
							wrapperClassName="col-xs-10"/>
					<Input type="password"
							label="Password"
							value={this.state.password}
							onChange={this.handleChange}
							ref="password"
							labelClassName="col-xs-2"
							wrapperClassName="col-xs-10"
							bsStyle={this.passwordValidationState()}
							hasFeedback/>
					<Input type="password"
							label="Confirm Password"
							value={this.state.confirm_password}
							onChange={this.handleChange}
							ref="confirm_password"
							labelClassName="col-xs-2"
							wrapperClassName="col-xs-10"
							bsStyle={this.confirmPasswordValidationState()}
							hasFeedback/>
					<ButtonGroup className="pull-right">
						<Button onClick={this.handleCancel}
								bsStyle="warning">Cancel</Button>
						<Button type="submit"
								bsStyle="success">Save Settings</Button>
					</ButtonGroup>
				</form>
			</Panel>
		);
	}
});

var MoneyGoApp = React.createClass({
	getInitialState: function() {
		return {
			hash: "home",
			session: new Session(),
			user: new User(),
			accounts: [],
			account_map: {},
			error: new Error()
		};
	},
	componentDidMount: function() {
		this.getSession();
		this.handleHashChange();
		if ("onhashchange" in window) {
			window.onhashchange = this.handleHashChange;
		}
	},
	handleHashChange: function() {
		var hash = location.hash.replace(/^#/, '');
		if (hash.length == 0)
			hash = "home";
		if (hash != this.state.hash)
			this.setHash(hash);
	},
	setHash: function(hash) {
		location.hash = hash;
		if (this.state.hash != hash)
		this.setState({hash: hash});
	},
	ajaxError: function(jqXHR, status, error) {
		var e = new Error();
		e.ErrorId = 5;
		e.ErrorString = "Request Failed: " + status + error;
		this.setState({error: e});
	},
	getSession: function() {
		$.ajax({
			type: "GET",
			dataType: "json",
			url: "session/",
			success: function(data, status, jqXHR) {
				var e = new Error();
				var s = new Session();
				e.fromJSON(data);
				if (e.isError()) {
					if (e.ErrorId != 1 /* Not Signed In*/)
						this.setState({error: e});
				} else {
					s.fromJSON(data);
				}
				this.setState({session: s});
				this.getUser();
				this.getAccounts();
			}.bind(this),
			error: this.ajaxError
		});
	},
	getUser: function() {
		if (!this.state.session.isSession())
			return;
		$.ajax({
			type: "GET",
			dataType: "json",
			url: "user/"+this.state.session.UserId+"/",
			success: function(data, status, jqXHR) {
				var e = new Error();
				var u = new User();
				e.fromJSON(data);
				if (e.isError()) {
					this.setState({error: e});
				} else {
					u.fromJSON(data);
				}
				this.setState({user: u});
			}.bind(this),
			error: this.ajaxError
		});
	},
	getAccounts: function() {
		if (!this.state.session.isSession()) {
			this.setState({accounts: [], account_map: {}});
			return;
		}
		$.ajax({
			type: "GET",
			dataType: "json",
			url: "account/",
			success: function(data, status, jqXHR) {
				var e = new Error();
				var accounts = [];
				var account_map = {};
				e.fromJSON(data);
				if (e.isError()) {
					this.setState({error: e});
				} else {
					for (var i = 0; i < data.accounts.length; i++) {
						var a = new Account();
						a.fromJSON(data.accounts[i]);
						accounts.push(a);
						account_map[a.AccountId] = a;
					}
					//Populate Children arrays in account objects
					for (var i = 0; i < accounts.length; i++) {
						var a = accounts[i];
						if (!a.isRootAccount())
							account_map[a.ParentAccountId].Children.push(a);
					}
				}
				this.setState({accounts: accounts, account_map: account_map});
			}.bind(this),
			error: this.ajaxError
		});
	},
	handleErrorClear: function() {
		this.setState({error: new Error()});
	},
	handleLoginSubmit: function(user) {
		$.ajax({
			type: "POST",
			dataType: "json",
			url: "session/",
			data: {user: user.toJSON()},
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					this.setState({error: e});
				} else {
					this.getSession();
					this.setHash("home");
				}
			}.bind(this),
			error: this.ajaxError
		});
	},
	handleLogoutSubmit: function() {
		this.setState({accounts: [], account_map: {}});
		$.ajax({
			type: "DELETE",
			dataType: "json",
			url: "session/",
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					this.setState({error: e});
				}
				this.setState({session: new Session(), user: new User()});
			}.bind(this),
			error: this.ajaxError
		});
	},
	handleAccountSettings: function() {
		this.setHash("account");
	},
	handleSettingsSubmitted: function(user) {
		this.setState({user: user});
		this.setHash("home");
	},
	handleCreateNewUser: function() {
		this.setHash("new_user");
	},
	handleGoHome: function(user) {
		this.setHash("home");
	},
	handleCreateAccount: function(account) {
		$.ajax({
			type: "POST",
			dataType: "json",
			url: "account/",
			data: {account: account.toJSON()},
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					this.setState({error: e});
				} else {
					this.getAccounts();
				}
			}.bind(this),
			error: this.ajaxError
		});
	},
	handleUpdateAccount: function(account) {
		$.ajax({
			type: "PUT",
			dataType: "json",
			url: "account/"+account.AccountId+"/",
			data: {account: account.toJSON()},
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					this.setState({error: e});
				} else {
					this.getAccounts();
				}
			}.bind(this),
			error: this.ajaxError
		});
	},
	handleDeleteAccount: function(account) {
		$.ajax({
			type: "DELETE",
			dataType: "json",
			url: "account/"+account.AccountId+"/",
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					this.setState({error: e});
				} else {
					this.getAccounts();
				}
			}.bind(this),
			error: this.ajaxError
		});
	},
	render: function() {
		var mainContent;
		if (this.state.hash == "new_user") {
			mainContent = <NewUserForm onNewUser={this.handleGoHome} onCancel={this.handleGoHome}/>
		} else if (this.state.hash == "account" && this.state.user.isUser()) {
			mainContent = <AccountSettings user={this.state.user} onSettingsSubmitted={this.handleSettingsSubmitted} onCancel={this.handleGoHome}/>
		} else {
			if (this.state.user.isUser())
				mainContent = <AccountList
						accounts={this.state.accounts}
						account_map={this.state.account_map}
						onCreateAccount={this.handleCreateAccount}
						onUpdateAccount={this.handleUpdateAccount}
						onDeleteAccount={this.handleDeleteAccount} />
			else
				mainContent =
					<Jumbotron>
						<h1>Money<i>Go</i></h1>
						<p><i>Go</i> manage your money.</p>
					</Jumbotron>
		}

		return (
			<div>
				<TopBar
						error={this.state.error}
						onErrorClear={this.handleErrorClear}
						onLoginSubmit={this.handleLoginSubmit}
						onCreateNewUser={this.handleCreateNewUser}
						user={this.state.user}
						onAccountSettings={this.handleAccountSettings}
						onLogoutSubmit={this.handleLogoutSubmit} />
				{mainContent}
			</div>
		);
	}
});

React.render(<MoneyGoApp />, document.getElementById("content"));