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//! Output data types for database queries.
/// To return results after processing queries for one document.
// *************************************************************************************************
#[derive(Debug, Clone)]
pub enum OutputDataOne {
Doc(
(
Option<mongodb::bson::document::Document>,
Vec<String>,
std::collections::HashMap<String, String>,
String,
String,
),
),
}
impl OutputDataOne {
/// Get raw document.
/// Hint: For non-standard operations.
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find_one(filter, None)?;
/// if output_data.is_valid()? {
/// println!("{:?}", output_data.raw_doc()?);
/// }
/// ```
///
pub fn raw_doc(&self) -> mongodb::bson::document::Document {
match self {
Self::Doc(data) => {
if data.0.is_some() {
data.0.clone().unwrap()
} else {
mongodb::bson::document::Document::new()
}
}
}
}
/// Get prepared document.
/// Hint: For page template.
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find_one(filter, None)?;
/// if output_data.is_valid()? {
/// println!("{:?}", output_data.doc()?);
/// }
/// ```
///
pub fn doc(&self) -> Result<mongodb::bson::document::Document, Box<dyn std::error::Error>> {
match self {
Self::Doc(data) => {
if data.0.is_some() {
Self::to_prepared_doc(
data.0.clone().unwrap(),
data.1.clone(),
data.2.clone(),
data.3.clone(),
)
} else {
Ok(mongodb::bson::document::Document::new())
}
}
}
}
/// Get json-line.
/// Hint: For Ajax.
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find_one(filter, None)?;
/// if output_data.is_valid()? {
/// println!("{}", output_data.json()?);
/// }
/// ```
///
pub fn json(&self) -> Result<String, Box<dyn std::error::Error>> {
match self {
Self::Doc(data) => {
if data.0.is_some() {
Ok(mongodb::bson::Bson::Document(Self::to_prepared_doc(
data.0.clone().unwrap(),
data.1.clone(),
data.2.clone(),
data.3.clone(),
)?)
.into_relaxed_extjson()
.to_string())
} else {
Ok(String::from("{}"))
}
}
}
}
/// Get model instance.
/// Hint: For the `save`, `update`, `delete` operations.
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find_one(filter, None)?;
/// if output_data.is_valid()? {
/// println!("{:?}", output_data.model::<UserProfile>()?);
/// }
/// ```
///
pub fn model<T>(&self) -> Result<T, mongodb::bson::de::Error>
where
T: serde::de::DeserializeOwned,
{
match self {
Self::Doc(data) => {
if data.0.is_some() {
let doc = Self::to_prepared_doc(
data.0.clone().unwrap(),
data.1.clone(),
data.2.clone(),
data.3.clone(),
)
.unwrap();
let ignore_fields = data.1.clone();
let map_widget_type = data.2.clone();
let mut prepared_doc = mongodb::bson::document::Document::new();
let bson_null = &mongodb::bson::Bson::Null;
for (field_name, widget_type) in map_widget_type {
if ignore_fields.contains(&field_name) {
continue;
}
let bson_val = doc.get(field_name.as_str()).unwrap();
if widget_type == "inputFile" || widget_type == "inputImage" {
prepared_doc.insert(
field_name,
if bson_val != bson_null {
let result = serde_json::to_string(
&bson_val.clone().into_relaxed_extjson(),
)
.unwrap();
mongodb::bson::Bson::String(result)
} else {
mongodb::bson::Bson::Null
},
);
} else {
prepared_doc.insert(field_name, bson_val);
}
}
mongodb::bson::de::from_document::<T>(prepared_doc)
} else {
let prepared_doc = mongodb::bson::document::Document::new();
mongodb::bson::de::from_document::<T>(prepared_doc)
}
}
}
}
/// Get validation status (boolean)
/// Hint: For check document availability.
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find_one_and_delete(filter, None)?;
/// if !routput_data.is_valid() {
/// println!("{}", routput_data.err_msg());
/// }
/// ```
///
pub fn is_valid(&self) -> bool {
match self {
Self::Doc(data) => data.0.is_some(),
}
}
/// A description of the error if the document was not deleted.
/// (Main use for admin panel.)
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find_one_and_delete(filter, None)?;
/// if !routput_data.is_valid() {
/// println!("{}", routput_data.err_msg());
/// }
/// ```
///
pub fn err_msg(&self) -> String {
match self {
Self::Doc(data) => data.4.clone(),
}
}
/// Get prepared doc.
/// Hint: Converting data types to model-friendly formats.
// ---------------------------------------------------------------------------------------------
pub fn to_prepared_doc(
doc: mongodb::bson::document::Document,
ignore_fields: Vec<String>,
map_widget_type: std::collections::HashMap<String, String>,
model_name: String,
) -> Result<mongodb::bson::document::Document, Box<dyn std::error::Error>> {
let bson_null = &mongodb::bson::Bson::Null;
let mut prepared_doc = mongodb::bson::document::Document::new();
for (field_name, widget_type) in map_widget_type {
if ignore_fields.contains(&field_name) {
continue;
}
if field_name == "hash" {
let bson_val = doc.get("_id").unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(bson_val.as_object_id().unwrap().to_hex())
} else {
Err(format!(
"Model: `{}` > Field: `hash` > Method: `find_one()` : \
Missing document identifier `_id`.",
model_name.clone()
))?
},
);
} else if widget_type == "inputPassword" {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(String::new())
} else {
mongodb::bson::Bson::Null
},
);
} else if widget_type == "inputDate" {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(
bson_val.as_datetime().unwrap().to_rfc3339()[..10].into(),
)
} else {
mongodb::bson::Bson::Null
},
);
} else if widget_type == "inputDateTime" {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(
bson_val.as_datetime().unwrap().to_rfc3339()[..16].into(),
)
} else {
mongodb::bson::Bson::Null
},
);
} else {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(field_name, bson_val);
}
}
Ok(prepared_doc)
}
}
/// To return results after processing queries for many documents.
// *************************************************************************************************
#[derive(Debug, Clone)]
pub enum OutputDataMany {
Data(
(
Option<mongodb::bson::document::Document>,
Option<mongodb::options::FindOptions>,
mongodb::sync::Collection,
Vec<String>,
std::collections::HashMap<String, String>,
String,
),
),
}
impl OutputDataMany {
// Get raw documents.
// Hint: For non-standard operations.
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find(filter, None)?;
/// if output_data.is_valid()? {
/// // Get raw documents. (Hint: For non-standard operations.)
/// println!("{:?}", routput_data.raw_docs()?);
/// }
/// ```
///
pub fn raw_docs(
&self,
) -> Result<Vec<mongodb::bson::document::Document>, Box<dyn std::error::Error>> {
match self {
Self::Data(data) => {
let cursor = data.2.find(data.0.clone(), data.1.clone())?;
Ok(cursor
.map(|item| item.unwrap())
.collect::<Vec<mongodb::bson::document::Document>>())
}
}
}
/// Get prepared documents.
/// Hint: For page template.
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find(filter, None)?;
/// if output_data.is_valid()? {
/// // Get prepared documents. (Hint: For page template.)
/// println!("{:?}", routput_data.docs()?);
/// }
/// ```
///
pub fn docs(
&self,
) -> Result<Vec<mongodb::bson::document::Document>, Box<dyn std::error::Error>> {
match self {
Self::Data(data) => {
let mut cursor = data.2.find(data.0.clone(), data.1.clone())?;
let ignore_fields = data.3.clone();
let bson_null = &mongodb::bson::Bson::Null;
let mut docs: Vec<mongodb::bson::document::Document> = Vec::new();
while let Some(doc) = cursor.next() {
let doc = doc?;
let map_widget_type = data.4.clone();
let mut prepared_doc = mongodb::bson::document::Document::new();
for (field_name, widget_type) in map_widget_type {
if ignore_fields.contains(&field_name) {
continue;
}
if field_name == "hash" {
let bson_val = doc.get("_id").unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(
bson_val.as_object_id().unwrap().to_hex(),
)
} else {
Err(format!(
"Model: `{}` > Field: `hash` > Method: `find_one()` : \
Missing document identifier `_id`.",
data.5.clone()
))?
},
);
} else if widget_type == "inputPassword" {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(String::new())
} else {
mongodb::bson::Bson::Null
},
);
} else if widget_type == "inputDate" {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(
bson_val.as_datetime().unwrap().to_rfc3339()[..10].into(),
)
} else {
mongodb::bson::Bson::Null
},
);
} else if widget_type == "inputDateTime" {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(
bson_val.as_datetime().unwrap().to_rfc3339()[..16].into(),
)
} else {
mongodb::bson::Bson::Null
},
);
} else {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(field_name, bson_val);
}
}
docs.push(prepared_doc);
}
Ok(docs)
}
}
}
/// Get json-line.
/// Hint: For Ajax.
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find(filter, None)?;
/// if output_data.is_valid()? {
/// // Get json-line. (Hint: For Ajax.)
/// println!("{:?}", routput_data.json()?);
/// }
/// ```
///
pub fn json(&self) -> Result<String, Box<dyn std::error::Error>> {
match self {
Self::Data(data) => {
let mut cursor = data.2.find(data.0.clone(), data.1.clone())?;
let ignore_fields = data.3.clone();
let bson_null = &mongodb::bson::Bson::Null;
let mut json_line = String::new();
while let Some(doc) = cursor.next() {
let doc = doc?;
let map_widget_type = data.4.clone();
let mut prepared_doc = mongodb::bson::document::Document::new();
for (field_name, widget_type) in map_widget_type {
if ignore_fields.contains(&field_name) {
continue;
}
if field_name == "hash" {
let bson_val = doc.get("_id").unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(
bson_val.as_object_id().unwrap().to_hex(),
)
} else {
Err(format!(
"Model: `{}` > Field: `hash` > Method: `find_one()` : \
Missing document identifier `_id`.",
data.5.clone()
))?
},
);
} else if widget_type == "inputPassword" {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(String::new())
} else {
mongodb::bson::Bson::Null
},
);
} else if widget_type == "inputDate" {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(
bson_val.as_datetime().unwrap().to_rfc3339()[..10].into(),
)
} else {
mongodb::bson::Bson::Null
},
);
} else if widget_type == "inputDateTime" {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(
field_name,
if bson_val != bson_null {
mongodb::bson::Bson::String(
bson_val.as_datetime().unwrap().to_rfc3339()[..16].into(),
)
} else {
mongodb::bson::Bson::Null
},
);
} else {
let bson_val = doc.get(field_name.as_str()).unwrap();
prepared_doc.insert(field_name, bson_val);
}
}
json_line = format!(
"{},{}",
json_line,
mongodb::bson::Bson::Document(prepared_doc)
.into_relaxed_extjson()
.to_string(),
);
}
Ok(format!(
"[{}]",
if !json_line.is_empty() {
&json_line[1..]
} else {
""
}
))
}
}
}
/// Get validation status (boolean)
/// Hint: For check documents availability.
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find(filter, None)?;
/// if output_data.is_valid()? {
/// ...
/// }
/// ```
///
pub fn is_valid(&self) -> Result<bool, Box<dyn std::error::Error>> {
Ok(self.count()? > 0)
}
/// Get the number of documents.
// ---------------------------------------------------------------------------------------------
///
/// # Example:
///
/// ```
/// let filter = doc!{};
/// let output_data = UserProfile::find(filter, None)?;
/// if output_data.is_valid()? {
/// println!("{}", routput_data.count()?);
/// }
/// ```
///
pub fn count(&self) -> mongodb::error::Result<i64> {
match self {
Self::Data(data) => {
let find_options = data.1.clone().unwrap();
let mut options = mongodb::options::CountOptions::default();
options.hint = find_options.hint;
options.limit = find_options.limit;
options.max_time = find_options.max_time;
options.skip = find_options.skip;
options.collation = find_options.collation;
data.2.count_documents(data.0.clone(), Some(options))
}
}
}
}