use sea_orm::entity::prelude::*;
use serde::{Deserialize, Serialize};
use utoipa::ToSchema;

pub mod space_extras;
pub mod space_group_permissions;
pub mod space_groups;
pub mod space_invite_redemptions;
pub mod space_invites;
pub mod space_join_requests;
pub mod space_join_rules;
pub mod space_member_extras;
pub mod space_member_groups;
pub mod space_member_permissions;
pub mod space_member_roles;
pub mod space_members;
pub mod space_role_permissions;
pub mod space_roles;
pub mod space_warn;
pub mod spaces;

#[derive(
    Clone, Copy, Debug, PartialEq, Eq, EnumIter, DeriveActiveEnum, Serialize, Deserialize, ToSchema,
)]
#[serde(rename_all = "snake_case")]
#[sea_orm(
    rs_type = "String",
    db_type = "String(StringLen::N(16))",
    rename_all = "snake_case"
)]
pub enum SpaceStatus {
    Active,
    Suspended,
    Archived,
}

#[derive(
    Clone, Copy, Debug, PartialEq, Eq, EnumIter, DeriveActiveEnum, Serialize, Deserialize, ToSchema,
)]
#[serde(rename_all = "snake_case")]
#[sea_orm(
    rs_type = "String",
    db_type = "String(StringLen::N(16))",
    rename_all = "snake_case"
)]
pub enum SpaceMemberRole {
    Member,
    Admin,
    Owner,
}

#[derive(
    Clone, Copy, Debug, PartialEq, Eq, EnumIter, DeriveActiveEnum, Serialize, Deserialize, ToSchema,
)]
#[serde(rename_all = "snake_case")]
#[sea_orm(
    rs_type = "String",
    db_type = "String(StringLen::N(16))",
    rename_all = "snake_case"
)]
pub enum SpaceJoinMethod {
    Direct,
    InviteLink,
    InviteTargeted,
    InviteEmail,
}

#[derive(
    Clone, Copy, Debug, PartialEq, Eq, EnumIter, DeriveActiveEnum, Serialize, Deserialize, ToSchema,
)]
#[serde(rename_all = "snake_case")]
#[sea_orm(
    rs_type = "String",
    db_type = "String(StringLen::N(16))",
    rename_all = "snake_case"
)]
pub enum PermissionEffect {
    Allow,
    Deny,
}

/// 会籍的通知偏好，对应旧 `space_members.message_notifications`。
/// 旧表用 0/1/2 存，这里用字符串存，便于跨服务读写时直接透传。
#[derive(
    Clone, Copy, Debug, PartialEq, Eq, EnumIter, DeriveActiveEnum, Serialize, Deserialize, ToSchema,
)]
#[serde(rename_all = "snake_case")]
#[sea_orm(
    rs_type = "String",
    db_type = "String(StringLen::N(16))",
    rename_all = "snake_case"
)]
pub enum MessageNotifications {
    All,
    Mentions,
    Nothing,
}

impl MessageNotifications {
    pub fn as_str(self) -> &'static str {
        match self {
            Self::All => "all",
            Self::Mentions => "mentions",
            Self::Nothing => "nothing",
        }
    }

    pub fn from_str(value: &str) -> Self {
        match value.trim() {
            "mentions" => Self::Mentions,
            "nothing" => Self::Nothing,
            _ => Self::All,
        }
    }
}

#[derive(
    Clone, Copy, Debug, PartialEq, Eq, EnumIter, DeriveActiveEnum, Serialize, Deserialize, ToSchema,
)]
#[serde(rename_all = "snake_case")]
#[sea_orm(
    rs_type = "String",
    db_type = "String(StringLen::N(16))",
    rename_all = "snake_case"
)]
#[derive(Default)]
pub enum SpaceJoinPolicy {
    Open,
    Approval,
    #[default]
    InviteOnly,
    Private,
}

#[derive(
    Clone, Copy, Debug, PartialEq, Eq, EnumIter, DeriveActiveEnum, Serialize, Deserialize, ToSchema,
)]
#[serde(rename_all = "snake_case")]
#[sea_orm(
    rs_type = "String",
    db_type = "String(StringLen::N(16))",
    rename_all = "snake_case"
)]
#[derive(Default)]
pub enum SpaceJoinRequestState {
    #[default]
    Pending,
    Approved,
    Rejected,
    Withdrawn,
}

/// 会籍状态，由 `joined_at` / `left_at` / `banned_at` 推导，供 API 层展示。
#[derive(Debug, Clone, Copy, PartialEq, Eq, Default, Serialize, Deserialize, ToSchema)]
pub enum MemberStatus {
    #[default]
    Active,
    Inactive,
    Left,
    Removed,
    Banned,
}

impl space_members::Model {
    pub fn status(&self) -> MemberStatus {
        if self.banned_at.is_some() {
            MemberStatus::Banned
        } else if self.left_at.is_some() {
            MemberStatus::Left
        } else {
            MemberStatus::Active
        }
    }
}

/// 允许加入的历史开关，映射 `spaces.allow_join_level`。
#[derive(Debug, Clone, Copy, PartialEq, Eq, Default, Serialize, Deserialize, ToSchema)]
pub enum AllowJoinLevel {
    #[default]
    None,
    NeedMailActive,
    NeedMailActiveAndLastOneMid,
    NeedMailActiveAndLastOneHours,
    NeedMailActiveAndPhoneActive,
}

impl AllowJoinLevel {
    pub fn from_i16(value: i16) -> Self {
        match value {
            1 => Self::NeedMailActive,
            2 => Self::NeedMailActiveAndLastOneMid,
            3 => Self::NeedMailActiveAndLastOneHours,
            4 => Self::NeedMailActiveAndPhoneActive,
            _ => Self::None,
        }
    }
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Default, Serialize, Deserialize, ToSchema)]
#[serde(rename_all = "snake_case")]
pub enum SpaceJoinTrigger {
    #[default]
    IssueReaction,
    IssueCommentReaction,
}

impl SpaceJoinTrigger {
    pub fn as_str(self) -> &'static str {
        match self {
            Self::IssueReaction => "issue_reaction",
            Self::IssueCommentReaction => "issue_comment_reaction",
        }
    }

    pub fn from_str(value: &str) -> Self {
        match value.trim() {
            "issue_comment_reaction" => Self::IssueCommentReaction,
            _ => Self::IssueReaction,
        }
    }
}