Struct Model

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pub struct Model<T> { /* private fields */ }

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impl<T: Serialize + for<'a> Deserialize<'a>> Model<T>

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pub fn new(name: &str, connection: &Connection) -> Self

Create a new Modal instance.

name is name of the modal. connection connection reference.

Examples found in repository?
examples/main.rs (line 13)
11fn main() {
12    let connection = Connection::new("my-app").unwrap();
13    let mut model = Model::<User>::new("user", &connection);
14
15    // load all previous datas
16    model.load();
17
18    // create a new data
19    model.create(User {
20        id: 0,
21        name: String::from("Mahi"),
22        email: String::from("email"),
23    });
24
25    // save current state of model
26    model.save();
27
28    // remove all
29    model.removes(|_| true);
30
31    // get specifice
32    model.get(|user| user.id == 1);
33
34    // get specifice users
35    model.gets(|user| user.name.eq("Mahi"));
36
37    // remove specifice
38    model.remove(|user| user.name.eq("Mahi"));
39
40    // remove some users
41    model.removes(|user| user.name.eq("Me"));
42}
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pub fn load(&mut self)

load

load previous state of data.

Examples found in repository?
examples/main.rs (line 16)
11fn main() {
12    let connection = Connection::new("my-app").unwrap();
13    let mut model = Model::<User>::new("user", &connection);
14
15    // load all previous datas
16    model.load();
17
18    // create a new data
19    model.create(User {
20        id: 0,
21        name: String::from("Mahi"),
22        email: String::from("email"),
23    });
24
25    // save current state of model
26    model.save();
27
28    // remove all
29    model.removes(|_| true);
30
31    // get specifice
32    model.get(|user| user.id == 1);
33
34    // get specifice users
35    model.gets(|user| user.name.eq("Mahi"));
36
37    // remove specifice
38    model.remove(|user| user.name.eq("Mahi"));
39
40    // remove some users
41    model.removes(|user| user.name.eq("Me"));
42}
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pub fn save(&self)

save

save the current state of data.

Examples found in repository?
examples/main.rs (line 26)
11fn main() {
12    let connection = Connection::new("my-app").unwrap();
13    let mut model = Model::<User>::new("user", &connection);
14
15    // load all previous datas
16    model.load();
17
18    // create a new data
19    model.create(User {
20        id: 0,
21        name: String::from("Mahi"),
22        email: String::from("email"),
23    });
24
25    // save current state of model
26    model.save();
27
28    // remove all
29    model.removes(|_| true);
30
31    // get specifice
32    model.get(|user| user.id == 1);
33
34    // get specifice users
35    model.gets(|user| user.name.eq("Mahi"));
36
37    // remove specifice
38    model.remove(|user| user.name.eq("Mahi"));
39
40    // remove some users
41    model.removes(|user| user.name.eq("Me"));
42}
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pub fn create(&mut self, payload: T) -> Option<&T>

create

creates a new record

Examples found in repository?
examples/main.rs (lines 19-23)
11fn main() {
12    let connection = Connection::new("my-app").unwrap();
13    let mut model = Model::<User>::new("user", &connection);
14
15    // load all previous datas
16    model.load();
17
18    // create a new data
19    model.create(User {
20        id: 0,
21        name: String::from("Mahi"),
22        email: String::from("email"),
23    });
24
25    // save current state of model
26    model.save();
27
28    // remove all
29    model.removes(|_| true);
30
31    // get specifice
32    model.get(|user| user.id == 1);
33
34    // get specifice users
35    model.gets(|user| user.name.eq("Mahi"));
36
37    // remove specifice
38    model.remove(|user| user.name.eq("Mahi"));
39
40    // remove some users
41    model.removes(|user| user.name.eq("Me"));
42}
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pub fn creates(&mut self, payloads: Vec<T>)

creates

create many new record.

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pub fn get(&self, condition: impl Fn(&T) -> bool) -> Option<&T>

get

get a single item.

Examples found in repository?
examples/main.rs (line 32)
11fn main() {
12    let connection = Connection::new("my-app").unwrap();
13    let mut model = Model::<User>::new("user", &connection);
14
15    // load all previous datas
16    model.load();
17
18    // create a new data
19    model.create(User {
20        id: 0,
21        name: String::from("Mahi"),
22        email: String::from("email"),
23    });
24
25    // save current state of model
26    model.save();
27
28    // remove all
29    model.removes(|_| true);
30
31    // get specifice
32    model.get(|user| user.id == 1);
33
34    // get specifice users
35    model.gets(|user| user.name.eq("Mahi"));
36
37    // remove specifice
38    model.remove(|user| user.name.eq("Mahi"));
39
40    // remove some users
41    model.removes(|user| user.name.eq("Me"));
42}
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pub fn gets(&self, condition: impl Fn(&T) -> bool) -> Vec<&T>

gets

get many item.

Examples found in repository?
examples/main.rs (line 35)
11fn main() {
12    let connection = Connection::new("my-app").unwrap();
13    let mut model = Model::<User>::new("user", &connection);
14
15    // load all previous datas
16    model.load();
17
18    // create a new data
19    model.create(User {
20        id: 0,
21        name: String::from("Mahi"),
22        email: String::from("email"),
23    });
24
25    // save current state of model
26    model.save();
27
28    // remove all
29    model.removes(|_| true);
30
31    // get specifice
32    model.get(|user| user.id == 1);
33
34    // get specifice users
35    model.gets(|user| user.name.eq("Mahi"));
36
37    // remove specifice
38    model.remove(|user| user.name.eq("Mahi"));
39
40    // remove some users
41    model.removes(|user| user.name.eq("Me"));
42}
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pub fn remove(&mut self, condition: impl Fn(&T) -> bool) -> Option<T>

remove

remove a single item.

Examples found in repository?
examples/main.rs (line 38)
11fn main() {
12    let connection = Connection::new("my-app").unwrap();
13    let mut model = Model::<User>::new("user", &connection);
14
15    // load all previous datas
16    model.load();
17
18    // create a new data
19    model.create(User {
20        id: 0,
21        name: String::from("Mahi"),
22        email: String::from("email"),
23    });
24
25    // save current state of model
26    model.save();
27
28    // remove all
29    model.removes(|_| true);
30
31    // get specifice
32    model.get(|user| user.id == 1);
33
34    // get specifice users
35    model.gets(|user| user.name.eq("Mahi"));
36
37    // remove specifice
38    model.remove(|user| user.name.eq("Mahi"));
39
40    // remove some users
41    model.removes(|user| user.name.eq("Me"));
42}
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pub fn removes(&mut self, condition: impl Fn(&T) -> bool)

removes

remove many item.

Examples found in repository?
examples/main.rs (line 29)
11fn main() {
12    let connection = Connection::new("my-app").unwrap();
13    let mut model = Model::<User>::new("user", &connection);
14
15    // load all previous datas
16    model.load();
17
18    // create a new data
19    model.create(User {
20        id: 0,
21        name: String::from("Mahi"),
22        email: String::from("email"),
23    });
24
25    // save current state of model
26    model.save();
27
28    // remove all
29    model.removes(|_| true);
30
31    // get specifice
32    model.get(|user| user.id == 1);
33
34    // get specifice users
35    model.gets(|user| user.name.eq("Mahi"));
36
37    // remove specifice
38    model.remove(|user| user.name.eq("Mahi"));
39
40    // remove some users
41    model.removes(|user| user.name.eq("Me"));
42}

Trait Implementations§

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impl<T: Debug> Debug for Model<T>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'de, T> Deserialize<'de> for Model<T>
where T: Deserialize<'de>,

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl<T> Serialize for Model<T>
where T: Serialize,

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

Auto Trait Implementations§

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impl<T> Freeze for Model<T>

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impl<T> RefUnwindSafe for Model<T>
where T: RefUnwindSafe,

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impl<T> Send for Model<T>
where T: Send,

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impl<T> Sync for Model<T>
where T: Sync,

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impl<T> Unpin for Model<T>
where T: Unpin,

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impl<T> UnwindSafe for Model<T>
where T: UnwindSafe,

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,