from view_common import *

class DashboardWelcomeView(TemplateView):
    template_name = 'admin/dashboard/welcome.html'

    def get(self, request, *args, **kwargs):
        context = self.get_context_data(**kwargs)
        context = getDashboardContext(request.user, context)
        return self.render_to_response(context=context)

class DashboardDynamicView(TemplateView):
    head_template = r"""{% extends "admin/dashboard/dashboard_base.html" %}
       {% load admin_static %}
       {% block content %}
    """

    tail_template = r"{% endblock %}"

    def get(self, request, name="root", *args, **kwargs):
        context = self.get_context_data(**kwargs)
        context = getDashboardContext(request.user, context)

        if name=="root":
            return self.multiDashboardView(request, context)
        else:
            return self.singleDashboardView(request, name, context)

    def readDashboard(self, fn):
        try:
            template= open("/opt/planetstack/templates/admin/dashboard/%s.html" % fn, "r").read()
            if (fn=="tenant"):
                # fix for tenant view - it writes html to a div called tabs-5
                template = '<div id="tabs-5"></div>' + template
            return template
        except:
            return "failed to open %s" % fn

    def multiDashboardView(self, request, context):
        head_template = self.head_template
        tail_template = self.tail_template

        body = """
         <div id="hometabs" >
         <ul id="suit_form_tabs" class="nav nav-tabs nav-tabs-suit" data-tab-prefix="suit-tab">
        """

        dashboards = request.user.get_dashboards()

        # customize is a special dashboard they always get
        customize = DashboardView.objects.filter(name="Customize")
        if customize:
            dashboards.append(customize[0])

        for i,view in enumerate(dashboards):
            body = body + '<li><a href="#dashtab-%d">%s</a></li>\n' % (i, view.name)

        body = body + "</ul>\n"

        for i,view in enumerate(dashboards):
            url = view.url
            body = body + '<div id="dashtab-%d">\n' % i
            if url.startswith("template:"):
                fn = url[9:]
                body = body + self.readDashboard(fn)
            body = body + '</div>\n'

        body=body+"</div>\n"

        t = template.Template(head_template + body + self.tail_template)

        response_kwargs = {}
        response_kwargs.setdefault('content_type', self.content_type)
        return self.response_class(
            request = request,
            template = t,
            context = context,
            **response_kwargs)

    def singleDashboardView(self, request, name, context):
        head_template = self.head_template
        tail_template = self.tail_template

        t = template.Template(head_template + self.readDashboard(name) + self.tail_template)

        response_kwargs = {}
        response_kwargs.setdefault('content_type', self.content_type)
        return self.response_class(
            request = request,
            template = t,
            context = context,
            **response_kwargs)