#[allow(non_camel_case_types)]
pub enum SwapStrategy {
    /// Replace the inner html of the target element
    innerHTML,
    /// Replace the entire target element with the response
    outerHTML,
    /// Replace the text content of the target element, without parsing the response as HTML
    textContent,
    /// Insert the response before the target element
    beforebegin,
    /// Insert the response before the first child of the target element
    afterbegin,
    /// Insert the response after the last child of the target element
    beforeend,
    /// Insert the response after the target element
    afterend,
    /// Deletes the target element regardless of the response
    delete,
    /// Does not append content from response (out of band items will still be processed).
    none,
}

impl Default for SwapStrategy {
    fn default() -> Self {
        Self::innerHTML
    }
}

impl SwapStrategy {
    #[must_use]
    pub const fn to_value(&self) -> &str {
        match self {
            Self::innerHTML => "innerHTML",
            Self::outerHTML => "outerHTML",
            Self::textContent => "textContent",
            Self::beforebegin => "beforebegin",
            Self::afterbegin => "afterbegin",
            Self::beforeend => "beforeend",
            Self::afterend => "afterend",
            Self::delete => "delete",
            Self::none => "none",
        }
    }

    /// If you want to use the new View Transitions API when a swap occurs, you can use the transition:true option for your swap.
    #[must_use]
    pub fn transition(self) -> ModifiedSwapStrategy {
        let modifier = "transition".to_owned();
        ModifiedSwapStrategy::new(self, modifier)
    }

    /// You can modify the amount of time that htmx will wait after receiving a response to swap the content by including a swap modifier.
    #[must_use]
    pub fn swap(self, duration: &str) -> ModifiedSwapStrategy {
        let modifier = format!("swap:{duration}");
        ModifiedSwapStrategy::new(self, modifier)
    }

    /// You can modify the time between the swap and the settle logic by including a settle modifier.
    #[must_use]
    pub fn settle(self, duration: &str) -> ModifiedSwapStrategy {
        let modifier = format!("settle:{duration}");
        ModifiedSwapStrategy::new(self, modifier)
    }

    /// By default, htmx will update the title of the page if it finds a `<title>` tag in the response content. You can turn off this behavior.
    #[must_use]
    pub fn ignore_title(self) -> ModifiedSwapStrategy {
        let modifier = "ignoreTitle:true";
        ModifiedSwapStrategy::new(self, modifier.to_owned())
    }

    /// htmx preserves focus between requests for inputs that have a defined id attribute. By default htmx prevents auto-scrolling to focused inputs between requests which can be unwanted behavior on longer requests when the user has already scrolled away.
    #[must_use]
    pub fn focus_scroll(self, enable: bool) -> ModifiedSwapStrategy {
        let modifier = format!("focus-scroll:{enable}");
        ModifiedSwapStrategy::new(self, modifier)
    }

    /// Ensure visibility
    #[must_use]
    pub fn show(self, e: &str) -> ModifiedSwapStrategy {
        let modifier = format!("show:{e}");
        ModifiedSwapStrategy::new(self, modifier)
    }

    /// Scroll to this location after load
    #[must_use]
    pub fn scroll(self, e: &str) -> ModifiedSwapStrategy {
        let modifier = format!("scroll:{e}");
        ModifiedSwapStrategy::new(self, modifier)
    }
}

pub struct ModifiedSwapStrategy {
    pub strategy: SwapStrategy,
    pub modifiers: Vec<String>,
}

impl From<SwapStrategy> for ModifiedSwapStrategy {
    fn from(value: SwapStrategy) -> Self {
        Self::new(value, String::new())
    }
}

impl ModifiedSwapStrategy {
    fn new(strategy: SwapStrategy, modifier: String) -> Self {
        Self {
            strategy,
            modifiers: vec![modifier],
        }
    }

    /// If you want to use the new View Transitions API when a swap occurs, you can use the transition:true option for your swap.
    pub fn transition(mut self) -> Self {
        let modifier = "transition:true".to_owned();
        self.modifiers.push(modifier);
        self
    }

    /// You can modify the amount of time that htmx will wait after receiving a response to swap the content by including a swap modifier.
    pub fn swap(mut self, duration: &str) -> Self {
        let modifier = format!("swap:{duration}");
        self.modifiers.push(modifier);
        self
    }

    /// You can modify the time between the swap and the settle logic by including a settle modifier.
    pub fn settle(mut self, duration: &str) -> Self {
        let modifier = format!("settle:{duration}");
        self.modifiers.push(modifier);
        self
    }

    /// By default, htmx will update the title of the page if it finds a `<title>` tag in the response content. You can turn off this behavior.
    pub fn ignore_title(mut self) -> Self {
        let modifier = "ignoreTitle:true";
        self.modifiers.push(modifier.to_owned());
        self
    }

    /// htmx preserves focus between requests for inputs that have a defined id attribute. By default htmx prevents auto-scrolling to focused inputs between requests which can be unwanted behavior on longer requests when the user has already scrolled away.
    pub fn focus_scroll(mut self, enable: bool) -> Self {
        let modifier = format!("focus-scroll:{enable}");
        self.modifiers.push(modifier);
        self
    }

    /// Ensure visibility
    pub fn show(mut self, e: &str) -> Self {
        let modifier = format!("show:{e}");
        self.modifiers.push(modifier);
        self
    }

    /// Scroll to this location after load
    pub fn scroll(mut self, e: &str) -> Self {
        let modifier = format!("scroll:{e}");
        self.modifiers.push(modifier);
        self
    }

    pub fn to_value(&self) -> String {
        format!("{} {}", self.strategy.to_value(), self.modifiers.join(" "))
    }
}