br-fields 2.3.5

This is a shortcut tool related to database fields
Documentation
use crate::Field;
use json::{object, JsonValue};

pub struct Radio {
    pub require: bool,
    pub field: String,
    pub mode: String,
    pub title: String,
    pub def: String,
    pub option: Vec<String>,
    pub length: i32,
    pub show: bool,
    pub describe: String,
    pub example: JsonValue,
    table_name: String,
}

impl Radio {
    pub fn new(
        require: bool,
        field: &str,
        title: &str,
        mut option: Vec<&str>,
        default: &str,
    ) -> Self {
        if !require && default.is_empty() && !option.contains(&"") {
            option.push("")
        }
        Self {
            require,
            field: field.to_string(),
            mode: "radio".to_string(),
            title: title.to_string(),
            def: default.to_string(),
            option: option.iter().map(|c| c.to_string()).collect(),
            length: 0,
            show: true,
            describe: "".to_string(),
            example: JsonValue::Null,
            table_name: "".to_string(),
        }
    }
    pub fn table_name(&mut self, table_name: &str) -> &mut Self {
        self.table_name = table_name.to_string();
        self
    }
}

impl Field for Radio {
    fn sql(&mut self, model: &str) -> String {
        let not_null = if self.require { " not null" } else { "" };
        let length = self.option.iter().map(|o| o.len()).max().unwrap_or(1);
        match model {
            "sqlite" => {
                format!(
                    "`{}` varchar({}){} default '{}'",
                    self.field, length, not_null, self.def
                )
            }
            "pgsql" => {
                let sql = format!(
                    r#""{}" varchar({}) default '{}'"#,
                    self.field, length, self.def
                );
                format!(
                    "{} --{}|{}|{}|{}|{}|{}",
                    sql,
                    self.mode,
                    self.require,
                    self.title,
                    self.length,
                    self.def,
                    self.option.join("|")
                )
            }
            _ => {
                let sql = format!(
                    "`{}` set('{}'){} default '{}'",
                    self.field,
                    self.option.join("','"),
                    not_null,
                    self.def
                );
                format!(
                    "{} comment '{}|{}|{}|{}|{}|{}'",
                    sql,
                    self.mode,
                    self.require,
                    self.title,
                    self.length,
                    self.def,
                    self.option.join("|")
                )
            }
        }
    }
    fn hide(&mut self) -> &mut Self {
        self.show = false;
        self
    }
    fn describe(&mut self, text: &str) -> &mut Self {
        self.describe = text.to_string();
        self
    }
    fn field(&mut self) -> JsonValue {
        let mut field = object! {};
        field
            .insert("require", JsonValue::from(self.require))
            .unwrap();
        field
            .insert("field", JsonValue::from(self.field.clone()))
            .unwrap();
        field
            .insert("mode", JsonValue::from(self.mode.clone()))
            .unwrap();
        field
            .insert("title", JsonValue::from(self.title.clone()))
            .unwrap();
        field
            .insert("length", JsonValue::from(self.length))
            .unwrap();
        field
            .insert("def", JsonValue::from(self.def.clone()))
            .unwrap();

        field
            .insert("option", JsonValue::from(self.option.clone()))
            .unwrap();

        field.insert("show", JsonValue::from(self.show)).unwrap();
        field
            .insert("describe", JsonValue::from(self.describe.clone()))
            .unwrap();
        field.insert("example", self.example.clone()).unwrap();
        field
    }

    fn swagger(&mut self) -> JsonValue {
        self.mode = match self.mode.as_str() {
            "radio" => "string",
            _ => self.mode.as_str(),
        }
        .to_string();
        object! {
            "type": self.mode.clone(),
            "example": self.example.clone(),
        }
    }

    fn example(&mut self, data: JsonValue) -> &mut Self {
        self.example = data.clone();
        self
    }
}

pub struct Select {
    pub require: bool,
    pub field: String,
    pub mode: String,
    pub title: String,
    pub option: Vec<String>,
    pub def: Vec<String>,
    pub length: i32,
    pub show: bool,
    pub describe: String,
    pub example: JsonValue,
    pub table_name: String,
}

impl Select {
    pub fn new(
        require: bool,
        field: &str,
        title: &str,
        mut option: Vec<&str>,
        default: Vec<&str>,
    ) -> Self {
        if !require && default.is_empty() && !option.contains(&"") {
            option.push("")
        }
        Self {
            require,
            field: field.to_string(),
            mode: "select".to_string(),
            title: title.to_string(),
            def: default.iter().map(|c| c.to_string()).collect(),
            option: option.iter().map(|c| c.to_string()).collect(),
            length: 0,
            show: true,
            describe: "".to_string(),
            example: JsonValue::Null,
            table_name: String::new(),
        }
    }
    pub fn table_name(&mut self, table_name: &str) -> &mut Self {
        self.table_name = table_name.to_string();
        self
    }
}

impl Field for Select {
    fn sql(&mut self, model: &str) -> String {
        let not_null = if self.require { " not null" } else { "" };
        // JSON array format: ["opt1","opt2",...] = 2 (brackets) + N*2 (quotes) + (N-1) (commas) + total_chars
        let n = self.option.len();
        let total_chars: usize = self.option.iter().map(|o| o.len()).sum();
        let length = if n == 0 {
            2
        } else {
            2 + n * 2 + (n - 1) + total_chars
        };
        let default_val = if self.def.is_empty() {
            "".to_string()
        } else {
            self.def.join(",")
        };
        match model {
            "sqlite" => {
                format!(
                    "{} varchar({}){} default '{}'",
                    self.field, length, not_null, default_val
                )
            }
            "pgsql" => {
                let json_default = "[]";
                let sql = format!(r#""{}" TEXT default '{}'"#, self.field, json_default);
                format!(
                    "{} --{}|{}|{}|{}|{}|{}",
                    sql,
                    self.mode,
                    self.require,
                    self.title,
                    self.length,
                    self.def.join("|"),
                    self.option.join("|")
                )
            }
            _ => {
                let json_default = if self.def.is_empty() {
                    "('[]')".to_string()
                } else {
                    format!("('[\"{}\"]')", self.def.join("\",\""))
                };
                let sql = format!("`{}` json default {}", self.field, json_default);
                format!(
                    "{} comment '{}|{}|{}|{}|{}|{}'",
                    sql,
                    self.mode,
                    self.require,
                    self.title,
                    self.length,
                    self.def.join("|"),
                    self.option.join("|")
                )
            }
        }
    }
    fn hide(&mut self) -> &mut Self {
        self.show = false;
        self
    }
    fn describe(&mut self, text: &str) -> &mut Self {
        self.describe = text.to_string();
        self
    }

    fn field(&mut self) -> JsonValue {
        let mut field = object! {};
        field
            .insert("require", JsonValue::from(self.require))
            .unwrap();
        field
            .insert("field", JsonValue::from(self.field.clone()))
            .unwrap();
        field
            .insert("mode", JsonValue::from(self.mode.clone()))
            .unwrap();
        field
            .insert("title", JsonValue::from(self.title.clone()))
            .unwrap();
        field
            .insert("length", JsonValue::from(self.length))
            .unwrap();

        field
            .insert("def", JsonValue::from(self.def.clone()))
            .unwrap();
        field
            .insert("option", JsonValue::from(self.option.clone()))
            .unwrap();

        field.insert("show", JsonValue::from(self.show)).unwrap();
        field
            .insert("describe", JsonValue::from(self.describe.clone()))
            .unwrap();
        field.insert("example", self.example.clone()).unwrap();
        field
    }

    fn swagger(&mut self) -> JsonValue {
        object! {
            "type": self.mode.clone(),
            "example": self.example.clone(),
        }
    }

    fn example(&mut self, data: JsonValue) -> &mut Self {
        self.example = data.clone();
        self
    }
}