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//! The builder for [`FilesCompleteUploadExternal`].

use sfr_types as st;

use crate::api::files_complete_upload_external::FilesCompleteUploadExternal;

/// The builder for [`FilesCompleteUploadExternal`].
#[derive(Debug, Default)]
pub struct FilesCompleteUploadExternalBuilder {
    /// The [`files`][`st::FilesCompleteUploadExternalRequest::files`].
    files: Vec<st::FilesCompleteUploadExternalRequestFile>,

    /// The [`channel_id`][`st::FilesCompleteUploadExternalRequest::channel_id`].
    channel_id: Option<String>,

    /// The [`initial_comment`][`st::FilesCompleteUploadExternalRequest::initial_comment`].
    initial_comment: Option<String>,

    /// The [`thread_ts`][`st::FilesCompleteUploadExternalRequest::thread_ts`].
    thread_ts: Option<String>,
}

impl FilesCompleteUploadExternalBuilder {
    /// The constructor.
    pub fn new() -> Self {
        Self::default()
    }

    /// Builds [`FilesCompleteUploadExternal`].
    pub fn build(self) -> FilesCompleteUploadExternal {
        let result = st::FilesCompleteUploadExternalRequest {
            files: self.files,
            channel_id: self.channel_id,
            initial_comment: self.initial_comment,
            thread_ts: self.thread_ts,
        };

        result.into()
    }

    /// Adds [`st::FilesCompleteUploadExternalRequestFile`] element to [`files`][`st::FilesCompleteUploadExternalRequest::files`].
    pub fn add_file(mut self, id: String, title: Option<String>) -> Self {
        self.files
            .push(st::FilesCompleteUploadExternalRequestFile { id, title });
        self
    }

    /// Sets [`channel_id`][`st::FilesCompleteUploadExternalRequest::channel_id`].
    pub fn channel_id(mut self, channel_id: Option<String>) -> Self {
        self.channel_id = channel_id;
        self
    }

    /// Sets [`initial_comment`][`st::FilesCompleteUploadExternalRequest::initial_comment`].
    pub fn initial_comment(mut self, initial_comment: Option<String>) -> Self {
        self.initial_comment = initial_comment;
        self
    }

    /// Sets [`thread_ts`][`st::FilesCompleteUploadExternalRequest::thread_ts`].
    pub fn thread_ts(mut self, thread_ts: Option<String>) -> Self {
        self.thread_ts = thread_ts;
        self
    }
}