from django.db import models

from symposion.proposals.models import ProposalBase


class Proposal(ProposalBase):

    TARGET_USER = 1
    TARGET_BUSINESS = 2
    TARGET_COMMUNITY = 3
    TARGET_DEVELOPER = 4

    TARGET_AUDIENCES = [
        (TARGET_USER, "User"),
        (TARGET_BUSINESS, "Business"),
        (TARGET_COMMUNITY, "Community"),
        (TARGET_DEVELOPER, "Developer"),
    ]

    target_audience = models.IntegerField(choices=TARGET_AUDIENCES)

    recording_release = models.BooleanField(
        default=True,
        help_text="I allow Linux Australia to release any recordings of "
        "presentations covered by this proposal, under the <a "
        "href='https://creativecommons.org/licenses/by-sa/3.0/au/deed.en'> "
        "Creative Commons Attribution-Share Alike Australia 3.0 Licence</a>"
    )

    materials_release = models.BooleanField(
        default=True,
        help_text="I allow Linux Australia to release any other material "
        "(such as slides) from presentations covered by this proposal, under "
        "the <a "
        "href='https://creativecommons.org/licenses/by-sa/3.0/au/deed.en'> "
        "Creative Commons Attribution-Share Alike Australia 3.0 Licence</a>"
    )

    class Meta:
        abstract = True


class TalkProposal(Proposal):

    class Meta:
        verbose_name = "talk proposal"


class TutorialProposal(Proposal):

    class Meta:
        verbose_name = "tutorial proposal"


class MiniconfProposal(Proposal):

    target_audience = models.IntegerField(choices=Proposal.TARGET_AUDIENCES,
                                          default=Proposal.TARGET_DEVELOPER)

    class Meta:
        verbose_name = "miniconf proposal"


class MiniconfSessionProposal(Proposal):

    FORMAT_SHORT_PRESENTATION = 1
    FORMAT_LONG_PRESENTATION = 2

    TALK_FORMATS = [
        (FORMAT_SHORT_PRESENTATION, "Short Presentation (15 or 20 min)"),
        (FORMAT_LONG_PRESENTATION, "Long Presentation (45 min)"),
    ]

    talk_format = models.IntegerField(
        choices=TALK_FORMATS,
        default=FORMAT_LONG_PRESENTATION,
        help_text="Please indicate your preferred talk length in the private abstract field below."
    )

    ticket_acknowledgement = models.BooleanField(
        default=False,
        help_text="I understand that I will be required to purchase a conference ticket "
        "as linux.conf.au miniconfs are unfunded community run events."
    )

    class Meta:
        abstract = True


class GlamProposal(MiniconfSessionProposal):

    require_approval = models.BooleanField(
        default=False,
        help_text="Do you require further approval from your employer or institution "
        "before you can confirm your availability to present?"
    )

    @property
    def is_glam_miniconf(self):
        return True

    class Meta:
        verbose_name = "GO GLAM Miniconf Proposal"


class KernelProposal(MiniconfSessionProposal):

    class Meta:
        verbose_name = "Kernel Miniconf Proposal"


class OpenHardwareProposal(MiniconfSessionProposal):

    TARGET_HARDWARE = 1
    TARGET_FIRMWARE = 2
    TARGET_COMMUNITY = 3
    TARGET_OTHER = 4

    TARGET_AUDIENCES = [
        (TARGET_HARDWARE, "Hardware"),
        (TARGET_FIRMWARE, "Firmware"),
        (TARGET_COMMUNITY, "Community"),
        (TARGET_OTHER, "Other"),
    ]

    LEVEL_BEGINNER = 1
    LEVEL_INTERMEDIATE = 2
    LEVEL_ADVANCED = 3

    EXPERIENCE_LEVEL = [
        (LEVEL_BEGINNER, "Beginner"),
        (LEVEL_INTERMEDIATE, "Intermediate"),
        (LEVEL_ADVANCED, "Advanced"),
    ]

    FORMAT_PRESENTATION = 1
    FORMAT_TUTORIAL = 2
    FORMAT_HANDS_ON = 3

    TALK_FORMATS = [
        (FORMAT_PRESENTATION, "Presentation"),
        (FORMAT_TUTORIAL, "Tutorial"),
        (FORMAT_HANDS_ON, "Hands-on"),
    ]

    target_audience = models.IntegerField(
        choices=TARGET_AUDIENCES,
        help_text="What is the main focus for your session? If Other, please provide detail in the private abstract.",
    )

    experience_level = models.IntegerField(
        choices=EXPERIENCE_LEVEL,
        help_text="What level of experience will your session be pitched at? Note: We are aiming for a range of session skill levels."
    )

    talk_format = models.IntegerField(
        choices=TALK_FORMATS,
        default=FORMAT_PRESENTATION,
        help_text="Will your session be a presentation, tutorial or hands-on (e.g how to use KiCAD or some other tooling)?"
    )

    class Meta:
        verbose_name = "Open Hardware Miniconf Proposal"


class SysAdminProposal(MiniconfSessionProposal):

    FORMAT_SHORT_PRESENTATION = 1

    TALK_FORMATS = [
        (FORMAT_SHORT_PRESENTATION, "Short Presentation (15 or 20 min)"),
    ]

    talk_format = models.IntegerField(
        choices=TALK_FORMATS,
        default=FORMAT_SHORT_PRESENTATION,
        help_text="Talks at the System Administration Miniconf will be short presentations."
    )

    class Meta:
        verbose_name = "System Administration Miniconf Proposal"