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// This file is part of GAnarchy - decentralized development hub
// Copyright (C) 2021  Soni L.
// 
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
// 
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

//! Kinds of data for use with `DataSource`.

use arcstr::ArcStr;

use url::Url;

use super::Kind;
use super::OverridableKind;

/// Title of an instance.
#[derive(Clone, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct InstanceTitle(pub String);

impl Kind for InstanceTitle {
    /// A source may only have one `InstanceTitle`.
    type Values = Option<Self>;
}

/// URL of an instance.
#[derive(Clone, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct InstanceBaseUrl(pub Url);

impl Kind for InstanceBaseUrl {
    /// A source may only have one `InstanceBaseUrl`.
    type Values = Option<Self>;
}

/// URL of a repo list.
#[derive(Clone, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct RepoListUrl {
    // `Url` is actually fairly expensive, but we don't usually have a lot of
    // `RepoListUrl` around. Additionally these are generally unique.
    /// The actual URL that references a repo list.
    pub url: Url,
    /// Whether this entry is active.
    pub active: bool,
    /// Whether this repo list is allowed to have negative entries.
    pub allow_negative_entries: bool,
}

impl Kind for RepoListUrl {
    /// A source may have many `RepoListUrl`.
    type Values = Vec<Self>;
}

impl OverridableKind for RepoListUrl {
    type Key = Url;

    fn as_key(&self) -> &Self::Key {
        &self.url
    }
}

/// The key for a [`ProjectFork`].
#[derive(Clone, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct ProjectForkKey {
    project: ArcStr,
    url: ArcStr,
    branch: ArcStr,
}

/// A fork of a project.
#[derive(Clone, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct ProjectFork {
    pub key: ProjectForkKey,
    pub active: bool,
}

impl Kind for ProjectFork {
    /// A source may have many `ProjectFork`.
    type Values = Vec<Self>;
}

impl OverridableKind for ProjectFork {
    type Key = ProjectForkKey;

    fn as_key(&self) -> &Self::Key {
        &self.key
    }
}