CoCalc -- dashboard.py

Path: checkit / checkit / dashboard.py
Views: ¹⁸³³
Image: ubuntu2004
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from IPython.display import display, Markdown, HTML
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import ipywidgets as widgets
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from os import listdir, path
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from .bank import Bank
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import io
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from contextlib import redirect_stdout
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# grab version number from VERSION file in directory with notebook
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with open("VERSION","r") as f:
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    VERSION = f.readline()
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def run():
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    bank_output = widgets.Output()
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    bank_slugs = [f for f in listdir('banks') if not path.isfile(path.join('banks', f))]
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    bank_slugs.sort()
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    bank_dropdown_options = ['']+bank_slugs
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    bank_dropdown = widgets.Dropdown(options=bank_dropdown_options)
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    build_button = widgets.Button(description="Build bank files")
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    build_amount_widget = widgets.BoundedIntText(
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        value=300,
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        min=1,
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        max=1000,
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        step=1,
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        description='Count:',
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    )
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    build_public_dropdown = widgets.Dropdown(options=[("Non-public",False),("Public",True)])
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    def bank_dropdown_callback(c=None):
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        bank_output.clear_output()
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        if bank_dropdown.value != bank_dropdown_options[0]:
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            f = io.StringIO()
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            with redirect_stdout(f):
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                bank = Bank(bank_dropdown.value)
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            bank_errors = f.getvalue()
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            boilerplate_button = widgets.Button(description="Create missing outcome files",layout=widgets.Layout(width="auto"))
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            def write_boilerplate(c=None):
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                bank.write_outcomes_boilerplate()
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                boilerplate_button.description = boilerplate_button.description + " - Done!"
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            boilerplate_button.on_click(write_boilerplate)
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            bank_suboutput = widgets.Output()
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            def build_bank(c=None):
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                bank_suboutput.clear_output()
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                with bank_suboutput:
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                    bank.generate_exercises(public=build_public_dropdown.value,amount=build_amount_widget.value,regenerate=True)
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                    print("Now building all output formats...")
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                    f = io.StringIO()
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                    with redirect_stdout(f):
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                        bank.build(public=build_public_dropdown.value,amount=build_amount_widget.value,regenerate=False)
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                    display(Markdown(f.getvalue()))
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            build_button.on_click(build_bank)
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            outcomes_dropdown = widgets.Dropdown(options=[(f"{o.slug}: {o.title}",o) for o in bank.outcomes])
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            def preview_outcome(c=None):
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                bank_suboutput.clear_output()
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                with bank_suboutput:
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                    display(HTML(f"<strong>Description:</strong>" +
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                                 f"<em>{outcomes_dropdown.value.description}</em>"))
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                    display(HTML(outcomes_dropdown.value.HTML_preview()))
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            outcome_button = widgets.Button(description="Preview exercise")
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            outcome_button.on_click(preview_outcome)
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            with bank_output:
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                display(Markdown(f'### {bank.title}'))
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                display(HTML(bank_errors))
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                display(boilerplate_button)
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                display(widgets.HBox([build_button,build_public_dropdown,build_amount_widget]))
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                display(widgets.HBox([outcome_button,outcomes_dropdown]))
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                display(bank_suboutput)
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    bank_dropdown.observe(bank_dropdown_callback,names='value')
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    display(Markdown("### Select a bank directory"))
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    display(bank_dropdown)
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    display(bank_output)
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    display(Markdown("---"))
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    display(Markdown(f"`CheckIt Dashboard v{VERSION}`"))
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