// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT

use ges_sys;
use glib;
use glib::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use glib::GString;
use glib_sys;
use gst_pbutils;
use libc;
use std::boxed::Box as Box_;
use std::mem::transmute;
use std::ptr;
use Asset;
use Timeline;

glib_wrapper! {
    /// The `Project` is used to control a set of `Asset` and is a
    /// `Asset` with `GES_TYPE_TIMELINE` as `extractable_type` itself. That
    /// means that you can extract `Timeline` from a project as followed:
    ///
    ///
    /// ```text
    ///  GESProject *project;
    ///  GESTimeline *timeline;
    ///
    ///  project = ges_project_new ("file:///path/to/a/valid/project/uri");
    ///
    ///  // Here you can connect to the various signal to get more infos about
    ///  // what is happening and recover from errors if possible
    ///  ...
    ///
    ///  timeline = ges_asset_extract (GES_ASSET (project));
    /// ```
    ///
    /// The `Project` class offers a higher level API to handle `Asset`-s.
    /// It lets you request new asset, and it informs you about new assets through
    /// a set of signals. Also it handles problem such as missing files/missing
    /// `gst::Element` and lets you try to recover from those.
    ///
    /// # Implements
    ///
    /// [`ProjectExt`](trait.ProjectExt.html), [`AssetExt`](trait.AssetExt.html), [`glib::object::ObjectExt`](../glib/object/trait.ObjectExt.html)
    pub struct Project(Object<ges_sys::GESProject, ges_sys::GESProjectClass, ProjectClass>) @extends Asset;

    match fn {
        get_type => || ges_sys::ges_project_get_type(),
    }
}

impl Project {
    /// Creates a new `Project` and sets its uri to `uri` if provided. Note that
    /// if `uri` is not valid or `None`, the uri of the project will then be set
    /// the first time you save the project. If you then save the project to
    /// other locations, it will never be updated again and the first valid URI is
    /// the URI it will keep refering to.
    /// ## `uri`
    /// The uri to be set after creating the project.
    ///
    /// # Returns
    ///
    /// A newly created `Project`
    pub fn new(uri: Option<&str>) -> Project {
        assert_initialized_main_thread!();
        unsafe { from_glib_full(ges_sys::ges_project_new(uri.to_glib_none().0)) }
    }
}

pub const NONE_PROJECT: Option<&Project> = None;

/// Trait containing all `Project` methods.
///
/// # Implementors
///
/// [`Project`](struct.Project.html)
pub trait ProjectExt: 'static {
    /// Adds a `Asset` to `self`, the project will keep a reference on
    /// `asset`.
    /// ## `asset`
    /// A `Asset` to add to `self`
    ///
    /// # Returns
    ///
    /// `true` if the asset could be added `false` it was already
    /// in the project
    fn add_asset<P: IsA<Asset>>(&self, asset: &P) -> bool;

    /// Adds `profile` to the project. It lets you save in what format
    /// the project has been renders and keep a reference to those formats.
    /// Also, those formats will be saves to the project file when possible.
    /// ## `profile`
    /// A `gst_pbutils::EncodingProfile` to add to the project. If a profile with
    /// the same name already exists, it will be replaced
    ///
    /// # Returns
    ///
    /// `true` if `profile` could be added, `false` otherwize
    fn add_encoding_profile<P: IsA<gst_pbutils::EncodingProfile>>(
        &self,
        profile: &P,
    ) -> Result<(), glib::error::BoolError>;

    /// Create and add a `Asset` to `self`. You should connect to the
    /// "asset-added" signal to get the asset when it finally gets added to
    /// `self`
    /// ## `id`
    /// The id of the asset to create and add to `self`
    /// ## `extractable_type`
    /// The `glib::Type` of the asset to create
    ///
    /// # Returns
    ///
    /// `true` if the asset started to be added `false` it was already
    /// in the project
    fn create_asset(&self, id: Option<&str>, extractable_type: glib::types::Type) -> bool;

    /// Create and add a `Asset` to `self`. You should connect to the
    /// "asset-added" signal to get the asset when it finally gets added to
    /// `self`
    /// ## `id`
    /// The id of the asset to create and add to `self`
    /// ## `extractable_type`
    /// The `glib::Type` of the asset to create
    ///
    /// # Returns
    ///
    /// The newly created `Asset` or `None`.
    fn create_asset_sync(
        &self,
        id: Option<&str>,
        extractable_type: glib::types::Type,
    ) -> Result<Option<Asset>, glib::Error>;

    /// ## `id`
    /// The id of the asset to retrieve
    /// ## `extractable_type`
    /// The extractable_type of the asset
    /// to retrieve from `object`
    ///
    /// # Returns
    ///
    /// The `Asset` with
    /// `id` or `None` if no asset with `id` as an ID
    fn get_asset(&self, id: &str, extractable_type: glib::types::Type) -> Option<Asset>;

    /// Get the assets that are being loaded
    ///
    /// # Returns
    ///
    /// A set of loading asset
    /// that will be added to `self`. Note that those Asset are *not* loaded yet,
    /// and thus can not be used
    fn get_loading_assets(&self) -> Vec<Asset>;

    /// Retrieve the uri that is currently set on `self`
    ///
    /// # Returns
    ///
    /// a newly allocated string representing uri.
    fn get_uri(&self) -> Option<GString>;

    /// List all `asset` contained in `self` filtering per extractable_type
    /// as defined by `filter`. It copies the asset and thus will not be updated
    /// in time.
    /// ## `filter`
    /// Type of assets to list, `GES_TYPE_EXTRACTABLE` will list
    /// all assets
    ///
    /// # Returns
    ///
    /// The list of
    /// `Asset` the object contains
    fn list_assets(&self, filter: glib::types::Type) -> Vec<Asset>;

    /// Lists the encoding profile that have been set to `self`. The first one
    /// is the latest added.
    ///
    /// # Returns
    ///
    /// The
    /// list of `gst_pbutils::EncodingProfile` used in `self`
    fn list_encoding_profiles(&self) -> Vec<gst_pbutils::EncodingProfile>;

    /// Loads `self` into `timeline`
    /// ## `timeline`
    /// A blank timeline to load `self` into
    ///
    /// # Returns
    ///
    /// `true` if the project could be loaded `false` otherwize.
    fn load<P: IsA<Timeline>>(&self, timeline: &P) -> Result<(), glib::Error>;

    /// remove a `asset` to from `self`.
    /// ## `asset`
    /// A `Asset` to remove from `self`
    ///
    /// # Returns
    ///
    /// `true` if the asset could be removed `false` otherwise
    fn remove_asset<P: IsA<Asset>>(&self, asset: &P) -> Result<(), glib::error::BoolError>;

    /// Save the timeline of `self` to `uri`. You should make sure that `timeline`
    /// is one of the timelines that have been extracted from `self`
    /// (using ges_asset_extract (`self`);)
    /// ## `timeline`
    /// The `Timeline` to save, it must have been extracted from `self`
    /// ## `uri`
    /// The uri where to save `self` and `timeline`
    /// ## `formatter_asset`
    /// The formatter asset to use or `None`. If `None`,
    /// will try to save in the same format as the one from which the timeline as been loaded
    /// or default to the formatter with highest rank
    /// ## `overwrite`
    /// `true` to overwrite file if it exists
    ///
    /// # Returns
    ///
    /// `true` if the project could be save, `false` otherwize
    fn save<P: IsA<Timeline>, Q: IsA<Asset>>(
        &self,
        timeline: &P,
        uri: &str,
        formatter_asset: Option<&Q>,
        overwrite: bool,
    ) -> Result<(), glib::Error>;

    /// ## `asset`
    /// The `Asset` that has been added to `project`
    fn connect_asset_added<F: Fn(&Self, &Asset) + 'static>(&self, f: F) -> SignalHandlerId;

    /// ## `asset`
    /// The `Asset` that started loading
    fn connect_asset_loading<F: Fn(&Self, &Asset) + 'static>(&self, f: F) -> SignalHandlerId;

    /// ## `asset`
    /// The `Asset` that has been removed from `project`
    fn connect_asset_removed<F: Fn(&Self, &Asset) + 'static>(&self, f: F) -> SignalHandlerId;

    /// Informs you that a `Asset` could not be created. In case of
    /// missing GStreamer plugins, the error will be set to `GST_CORE_ERROR`
    /// `gst::CoreError::MissingPlugin`
    /// ## `error`
    /// The `glib::Error` defining the error that occured, might be `None`
    /// ## `id`
    /// The `id` of the asset that failed loading
    /// ## `extractable_type`
    /// The `extractable_type` of the asset that
    /// failed loading
    fn connect_error_loading_asset<F: Fn(&Self, &glib::Error, &str, glib::types::Type) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId;

    /// ## `timeline`
    /// The `Timeline` that complete loading
    fn connect_loaded<F: Fn(&Self, &Timeline) + 'static>(&self, f: F) -> SignalHandlerId;

    ///
    /// ```text
    /// static gchar
    /// source_moved_cb (GESProject *project, GError *error, GESAsset *asset_with_error)
    /// {
    ///   return g_strdup ("file:///the/new/uri.ogg");
    /// }
    ///
    /// static int
    /// main (int argc, gchar ** argv)
    /// {
    ///   GESTimeline *timeline;
    ///   GESProject *project = ges_project_new ("file:///some/uri.xges");
    ///
    ///   g_signal_connect (project, "missing-uri", source_moved_cb, NULL);
    ///   timeline = ges_asset_extract (GES_ASSET (project));
    /// }
    /// ```
    /// ## `error`
    /// The error that happened
    /// ## `wrong_asset`
    /// The asset with the wrong ID, you should us it and its content
    /// only to find out what the new location is.
    ///
    /// # Returns
    ///
    /// The new URI of `wrong_asset`
    fn connect_missing_uri<F: Fn(&Self, &glib::Error, &Asset) -> Option<GString> + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId;
}

impl<O: IsA<Project>> ProjectExt for O {
    fn add_asset<P: IsA<Asset>>(&self, asset: &P) -> bool {
        unsafe {
            from_glib(ges_sys::ges_project_add_asset(
                self.as_ref().to_glib_none().0,
                asset.as_ref().to_glib_none().0,
            ))
        }
    }

    fn add_encoding_profile<P: IsA<gst_pbutils::EncodingProfile>>(
        &self,
        profile: &P,
    ) -> Result<(), glib::error::BoolError> {
        unsafe {
            glib_result_from_gboolean!(
                ges_sys::ges_project_add_encoding_profile(
                    self.as_ref().to_glib_none().0,
                    profile.as_ref().to_glib_none().0
                ),
                "Failed to add profile"
            )
        }
    }

    fn create_asset(&self, id: Option<&str>, extractable_type: glib::types::Type) -> bool {
        unsafe {
            from_glib(ges_sys::ges_project_create_asset(
                self.as_ref().to_glib_none().0,
                id.to_glib_none().0,
                extractable_type.to_glib(),
            ))
        }
    }

    fn create_asset_sync(
        &self,
        id: Option<&str>,
        extractable_type: glib::types::Type,
    ) -> Result<Option<Asset>, glib::Error> {
        unsafe {
            let mut error = ptr::null_mut();
            let ret = ges_sys::ges_project_create_asset_sync(
                self.as_ref().to_glib_none().0,
                id.to_glib_none().0,
                extractable_type.to_glib(),
                &mut error,
            );
            if error.is_null() {
                Ok(from_glib_full(ret))
            } else {
                Err(from_glib_full(error))
            }
        }
    }

    fn get_asset(&self, id: &str, extractable_type: glib::types::Type) -> Option<Asset> {
        unsafe {
            from_glib_full(ges_sys::ges_project_get_asset(
                self.as_ref().to_glib_none().0,
                id.to_glib_none().0,
                extractable_type.to_glib(),
            ))
        }
    }

    fn get_loading_assets(&self) -> Vec<Asset> {
        unsafe {
            FromGlibPtrContainer::from_glib_full(ges_sys::ges_project_get_loading_assets(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn get_uri(&self) -> Option<GString> {
        unsafe { from_glib_full(ges_sys::ges_project_get_uri(self.as_ref().to_glib_none().0)) }
    }

    fn list_assets(&self, filter: glib::types::Type) -> Vec<Asset> {
        unsafe {
            FromGlibPtrContainer::from_glib_full(ges_sys::ges_project_list_assets(
                self.as_ref().to_glib_none().0,
                filter.to_glib(),
            ))
        }
    }

    fn list_encoding_profiles(&self) -> Vec<gst_pbutils::EncodingProfile> {
        unsafe {
            FromGlibPtrContainer::from_glib_none(ges_sys::ges_project_list_encoding_profiles(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn load<P: IsA<Timeline>>(&self, timeline: &P) -> Result<(), glib::Error> {
        unsafe {
            let mut error = ptr::null_mut();
            let _ = ges_sys::ges_project_load(
                self.as_ref().to_glib_none().0,
                timeline.as_ref().to_glib_none().0,
                &mut error,
            );
            if error.is_null() {
                Ok(())
            } else {
                Err(from_glib_full(error))
            }
        }
    }

    fn remove_asset<P: IsA<Asset>>(&self, asset: &P) -> Result<(), glib::error::BoolError> {
        unsafe {
            glib_result_from_gboolean!(
                ges_sys::ges_project_remove_asset(
                    self.as_ref().to_glib_none().0,
                    asset.as_ref().to_glib_none().0
                ),
                "Failed to remove asset"
            )
        }
    }

    fn save<P: IsA<Timeline>, Q: IsA<Asset>>(
        &self,
        timeline: &P,
        uri: &str,
        formatter_asset: Option<&Q>,
        overwrite: bool,
    ) -> Result<(), glib::Error> {
        unsafe {
            let mut error = ptr::null_mut();
            let _ = ges_sys::ges_project_save(
                self.as_ref().to_glib_none().0,
                timeline.as_ref().to_glib_none().0,
                uri.to_glib_none().0,
                formatter_asset.map(|p| p.as_ref()).to_glib_none().0,
                overwrite.to_glib(),
                &mut error,
            );
            if error.is_null() {
                Ok(())
            } else {
                Err(from_glib_full(error))
            }
        }
    }

    fn connect_asset_added<F: Fn(&Self, &Asset) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn asset_added_trampoline<P, F: Fn(&P, &Asset) + 'static>(
            this: *mut ges_sys::GESProject,
            asset: *mut ges_sys::GESAsset,
            f: glib_sys::gpointer,
        ) where
            P: IsA<Project>,
        {
            let f: &F = &*(f as *const F);
            f(
                &Project::from_glib_borrow(this).unsafe_cast(),
                &from_glib_borrow(asset),
            )
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"asset-added\0".as_ptr() as *const _,
                Some(transmute(asset_added_trampoline::<Self, F> as usize)),
                Box_::into_raw(f),
            )
        }
    }

    fn connect_asset_loading<F: Fn(&Self, &Asset) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn asset_loading_trampoline<P, F: Fn(&P, &Asset) + 'static>(
            this: *mut ges_sys::GESProject,
            asset: *mut ges_sys::GESAsset,
            f: glib_sys::gpointer,
        ) where
            P: IsA<Project>,
        {
            let f: &F = &*(f as *const F);
            f(
                &Project::from_glib_borrow(this).unsafe_cast(),
                &from_glib_borrow(asset),
            )
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"asset-loading\0".as_ptr() as *const _,
                Some(transmute(asset_loading_trampoline::<Self, F> as usize)),
                Box_::into_raw(f),
            )
        }
    }

    fn connect_asset_removed<F: Fn(&Self, &Asset) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn asset_removed_trampoline<P, F: Fn(&P, &Asset) + 'static>(
            this: *mut ges_sys::GESProject,
            asset: *mut ges_sys::GESAsset,
            f: glib_sys::gpointer,
        ) where
            P: IsA<Project>,
        {
            let f: &F = &*(f as *const F);
            f(
                &Project::from_glib_borrow(this).unsafe_cast(),
                &from_glib_borrow(asset),
            )
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"asset-removed\0".as_ptr() as *const _,
                Some(transmute(asset_removed_trampoline::<Self, F> as usize)),
                Box_::into_raw(f),
            )
        }
    }

    fn connect_error_loading_asset<
        F: Fn(&Self, &glib::Error, &str, glib::types::Type) + 'static,
    >(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn error_loading_asset_trampoline<
            P,
            F: Fn(&P, &glib::Error, &str, glib::types::Type) + 'static,
        >(
            this: *mut ges_sys::GESProject,
            error: *mut glib_sys::GError,
            id: *mut libc::c_char,
            extractable_type: glib_sys::GType,
            f: glib_sys::gpointer,
        ) where
            P: IsA<Project>,
        {
            let f: &F = &*(f as *const F);
            f(
                &Project::from_glib_borrow(this).unsafe_cast(),
                &from_glib_borrow(error),
                &GString::from_glib_borrow(id),
                from_glib(extractable_type),
            )
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"error-loading-asset\0".as_ptr() as *const _,
                Some(transmute(
                    error_loading_asset_trampoline::<Self, F> as usize,
                )),
                Box_::into_raw(f),
            )
        }
    }

    fn connect_loaded<F: Fn(&Self, &Timeline) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn loaded_trampoline<P, F: Fn(&P, &Timeline) + 'static>(
            this: *mut ges_sys::GESProject,
            timeline: *mut ges_sys::GESTimeline,
            f: glib_sys::gpointer,
        ) where
            P: IsA<Project>,
        {
            let f: &F = &*(f as *const F);
            f(
                &Project::from_glib_borrow(this).unsafe_cast(),
                &from_glib_borrow(timeline),
            )
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"loaded\0".as_ptr() as *const _,
                Some(transmute(loaded_trampoline::<Self, F> as usize)),
                Box_::into_raw(f),
            )
        }
    }

    fn connect_missing_uri<F: Fn(&Self, &glib::Error, &Asset) -> Option<GString> + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn missing_uri_trampoline<
            P,
            F: Fn(&P, &glib::Error, &Asset) -> Option<GString> + 'static,
        >(
            this: *mut ges_sys::GESProject,
            error: *mut glib_sys::GError,
            wrong_asset: *mut ges_sys::GESAsset,
            f: glib_sys::gpointer,
        ) -> *mut libc::c_char
        where
            P: IsA<Project>,
        {
            let f: &F = &*(f as *const F);
            f(
                &Project::from_glib_borrow(this).unsafe_cast(),
                &from_glib_borrow(error),
                &from_glib_borrow(wrong_asset),
            )
            .to_glib_full()
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"missing-uri\0".as_ptr() as *const _,
                Some(transmute(missing_uri_trampoline::<Self, F> as usize)),
                Box_::into_raw(f),
            )
        }
    }
}