#![allow(dead_code)]

use serde_json::{json, Value};
use std::time::Duration;

use actix_web::{http::StatusCode, test};
use meilisearch_http::data::Data;
use meilisearch_http::option::Opt;
use meilisearch_core::DatabaseOptions;
use tempdir::TempDir;
use tokio::time::delay_for;

pub struct Server {
    uid: String,
    data: Data,
}

impl Server {
    pub fn with_uid(uid: &str) -> Server {
        let tmp_dir = TempDir::new("meilisearch").unwrap();

        let default_db_options = DatabaseOptions::default();

        let opt = Opt {
            db_path: tmp_dir.path().to_str().unwrap().to_string(),
            http_addr: "127.0.0.1:7700".to_owned(),
            master_key: None,
            env: "development".to_owned(),
            no_analytics: true,
            main_map_size: default_db_options.main_map_size,
            update_map_size: default_db_options.update_map_size
        };

        let data = Data::new(opt.clone());

        Server {
            uid: uid.to_string(),
            data,
        }
    }

    pub async fn test_server() -> Self {

        let mut server = Self::with_uid("test");

        let body = json!({
            "uid": "test",
            "primaryKey": "id",
        });

        server.create_index(body).await;

        let body = json!({
            "rankingRules": [
                "typo",
                "words",
                "proximity",
                "attribute",
                "wordsPosition",
                "exactness",
            ],
            "searchableAttributes": [
                "balance",
                "picture",
                "age",
                "color",
                "name",
                "gender",
                "email",
                "phone",
                "address",
                "about",
                "registered",
                "latitude",
                "longitude",
                "tags",
            ],
            "displayedAttributes": [
                "id",
                "isActive",
                "balance",
                "picture",
                "age",
                "color",
                "name",
                "gender",
                "email",
                "phone",
                "address",
                "about",
                "registered",
                "latitude",
                "longitude",
                "tags",
            ],
            "acceptNewFields": false,
        });

        server.update_all_settings(body).await;

        let dataset = include_bytes!("assets/test_set.json");

        let body: Value = serde_json::from_slice(dataset).unwrap();

        server.add_or_replace_multiple_documents(body).await;
        server
    }


    pub async fn wait_update_id(&mut self, update_id: u64) {
        loop {
            let (response, status_code) = self.get_update_status(update_id).await;
            assert_eq!(status_code, 200);

            if response["status"] == "processed" || response["status"] == "error" {
                eprintln!("{:#?}", response);
                return;
            }

            delay_for(Duration::from_secs(1)).await;
        }
    }

    // Global Http request GET/POST/DELETE async or sync

    pub async fn get_request(&mut self, url: &str) -> (Value, StatusCode) {
        eprintln!("get_request: {}", url);

        let mut app = test::init_service(meilisearch_http::create_app(&self.data)).await;

        let req = test::TestRequest::get().uri(url).to_request();
        let res = test::call_service(&mut app, req).await;
        let status_code = res.status().clone();

        let body = test::read_body(res).await;
        let response = serde_json::from_slice(&body).unwrap_or_default();
        (response, status_code)
    }

    pub async fn post_request(&mut self, url: &str, body: Value) -> (Value, StatusCode) {
        eprintln!("post_request: {}", url);

        let mut app = test::init_service(meilisearch_http::create_app(&self.data)).await;

        let req = test::TestRequest::post()
            .uri(url)
            .set_json(&body)
            .to_request();
        let res = test::call_service(&mut app, req).await;
        let status_code = res.status().clone();

        let body = test::read_body(res).await;
        let response = serde_json::from_slice(&body).unwrap_or_default();
        (response, status_code)
    }

    pub async fn post_request_async(&mut self, url: &str, body: Value) -> (Value, StatusCode) {
        eprintln!("post_request_async: {}", url);

        let (response, status_code) = self.post_request(url, body).await;
        eprintln!("response: {}", response);
        assert_eq!(status_code, 202);
        assert!(response["updateId"].as_u64().is_some());
        self.wait_update_id(response["updateId"].as_u64().unwrap())
            .await;
        (response, status_code)
    }

    pub async fn put_request(&mut self, url: &str, body: Value) -> (Value, StatusCode) {
        eprintln!("put_request: {}", url);

        let mut app = test::init_service(meilisearch_http::create_app(&self.data)).await;

        let req = test::TestRequest::put()
            .uri(url)
            .set_json(&body)
            .to_request();
        let res = test::call_service(&mut app, req).await;
        let status_code = res.status().clone();

        let body = test::read_body(res).await;
        let response = serde_json::from_slice(&body).unwrap_or_default();
        (response, status_code)
    }

    pub async fn put_request_async(&mut self, url: &str, body: Value) -> (Value, StatusCode) {
        eprintln!("put_request_async: {}", url);

        let (response, status_code) = self.put_request(url, body).await;
        assert!(response["updateId"].as_u64().is_some());
        assert_eq!(status_code, 202);
        self.wait_update_id(response["updateId"].as_u64().unwrap())
            .await;
        (response, status_code)
    }

    pub async fn delete_request(&mut self, url: &str) -> (Value, StatusCode) {
        eprintln!("delete_request: {}", url);

        let mut app = test::init_service(meilisearch_http::create_app(&self.data)).await;

        let req = test::TestRequest::delete().uri(url).to_request();
        let res = test::call_service(&mut app, req).await;
        let status_code = res.status().clone();

        let body = test::read_body(res).await;
        let response = serde_json::from_slice(&body).unwrap_or_default();
        (response, status_code)
    }

    pub async fn delete_request_async(&mut self, url: &str) -> (Value, StatusCode) {
        eprintln!("delete_request_async: {}", url);

        let (response, status_code) = self.delete_request(url).await;
        assert!(response["updateId"].as_u64().is_some());
        assert_eq!(status_code, 202);
        self.wait_update_id(response["updateId"].as_u64().unwrap())
            .await;
        (response, status_code)
    }

    // All Routes

    pub async fn list_indexes(&mut self) -> (Value, StatusCode) {
        self.get_request("/indexes").await
    }

    pub async fn create_index(&mut self, body: Value) -> (Value, StatusCode) {
        self.post_request("/indexes", body).await
    }

    pub async fn search_multi_index(&mut self, query: &str) -> (Value, StatusCode) {
        let url = format!("/indexes/search?{}", query);
        self.get_request(&url).await
    }

    pub async fn get_index(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}", self.uid);
        self.get_request(&url).await
    }

    pub async fn update_index(&mut self, body: Value) -> (Value, StatusCode) {
        let url = format!("/indexes/{}", self.uid);
        self.put_request(&url, body).await
    }

    pub async fn delete_index(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}", self.uid);
        self.delete_request(&url).await
    }

    pub async fn search(&mut self, query: &str) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/search?{}", self.uid, query);
        self.get_request(&url).await
    }

    pub async fn get_all_updates_status(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/updates", self.uid);
        self.get_request(&url).await
    }

    pub async fn get_update_status(&mut self, update_id: u64) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/updates/{}", self.uid, update_id);
        self.get_request(&url).await
    }

    pub async fn get_all_documents(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/documents", self.uid);
        self.get_request(&url).await
    }

    pub async fn add_or_replace_multiple_documents(&mut self, body: Value) {
        let url = format!("/indexes/{}/documents", self.uid);
        self.post_request_async(&url, body).await;
    }

    pub async fn add_or_replace_multiple_documents_sync(
        &mut self,
        body: Value,
    ) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/documents", self.uid);
        self.post_request(&url, body).await
    }

    pub async fn add_or_update_multiple_documents(&mut self, body: Value) {
        let url = format!("/indexes/{}/documents", self.uid);
        self.put_request_async(&url, body).await;
    }

    pub async fn clear_all_documents(&mut self) {
        let url = format!("/indexes/{}/documents", self.uid);
        self.delete_request_async(&url).await;
    }

    pub async fn get_document(&mut self, document_id: impl ToString) -> (Value, StatusCode) {
        let url = format!(
            "/indexes/{}/documents/{}",
            self.uid,
            document_id.to_string()
        );
        self.get_request(&url).await
    }

    pub async fn delete_document(&mut self, document_id: impl ToString) -> (Value, StatusCode) {
        let url = format!(
            "/indexes/{}/documents/{}",
            self.uid,
            document_id.to_string()
        );
        self.delete_request_async(&url).await
    }

    pub async fn delete_multiple_documents(&mut self, body: Value) {
        let url = format!("/indexes/{}/documents/delete-batch", self.uid);
        self.post_request_async(&url, body).await;
    }

    pub async fn get_all_settings(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings", self.uid);
        self.get_request(&url).await
    }

    pub async fn update_all_settings(&mut self, body: Value) {
        let url = format!("/indexes/{}/settings", self.uid);
        self.post_request_async(&url, body).await;
    }

    pub async fn delete_all_settings(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings", self.uid);
        self.delete_request_async(&url).await
    }

    pub async fn get_ranking_rules(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/ranking-rules", self.uid);
        self.get_request(&url).await
    }

    pub async fn update_ranking_rules(&mut self, body: Value) {
        let url = format!("/indexes/{}/settings/ranking-rules", self.uid);
        self.post_request_async(&url, body).await;
    }

    pub async fn update_ranking_rules_sync(&mut self, body: Value) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/ranking-rules", self.uid);
        self.post_request(&url, body).await
    }

    pub async fn delete_ranking_rules(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/ranking-rules", self.uid);
        self.delete_request_async(&url).await
    }

    pub async fn get_distinct_attribute(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/distinct-attribute", self.uid);
        self.get_request(&url).await
    }

    pub async fn update_distinct_attribute(&mut self, body: Value) {
        let url = format!("/indexes/{}/settings/distinct-attribute", self.uid);
        self.post_request_async(&url, body).await;
    }

    pub async fn delete_distinct_attribute(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/distinct-attribute", self.uid);
        self.delete_request_async(&url).await
    }

    pub async fn get_primary_key(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/primary_key", self.uid);
        self.get_request(&url).await
    }

    pub async fn get_searchable_attributes(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/searchable-attributes", self.uid);
        self.get_request(&url).await
    }

    pub async fn update_searchable_attributes(&mut self, body: Value) {
        let url = format!("/indexes/{}/settings/searchable-attributes", self.uid);
        self.post_request_async(&url, body).await;
    }

    pub async fn delete_searchable_attributes(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/searchable-attributes", self.uid);
        self.delete_request_async(&url).await
    }

    pub async fn get_displayed_attributes(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/displayed-attributes", self.uid);
        self.get_request(&url).await
    }

    pub async fn update_displayed_attributes(&mut self, body: Value) {
        let url = format!("/indexes/{}/settings/displayed-attributes", self.uid);
        self.post_request_async(&url, body).await;
    }

    pub async fn delete_displayed_attributes(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/displayed-attributes", self.uid);
        self.delete_request_async(&url).await
    }

    pub async fn get_accept_new_fields(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/accept-new-fields", self.uid);
        self.get_request(&url).await
    }

    pub async fn update_accept_new_fields(&mut self, body: Value) {
        let url = format!("/indexes/{}/settings/accept-new-fields", self.uid);
        self.post_request_async(&url, body).await;
    }

    pub async fn get_synonyms(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/synonyms", self.uid);
        self.get_request(&url).await
    }

    pub async fn update_synonyms(&mut self, body: Value) {
        let url = format!("/indexes/{}/settings/synonyms", self.uid);
        self.post_request_async(&url, body).await;
    }

    pub async fn delete_synonyms(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/synonyms", self.uid);
        self.delete_request_async(&url).await
    }

    pub async fn get_stop_words(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/stop-words", self.uid);
        self.get_request(&url).await
    }

    pub async fn update_stop_words(&mut self, body: Value) {
        let url = format!("/indexes/{}/settings/stop-words", self.uid);
        self.post_request_async(&url, body).await;
    }

    pub async fn delete_stop_words(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/settings/stop-words", self.uid);
        self.delete_request_async(&url).await
    }

    pub async fn get_index_stats(&mut self) -> (Value, StatusCode) {
        let url = format!("/indexes/{}/stats", self.uid);
        self.get_request(&url).await
    }

    pub async fn list_keys(&mut self) -> (Value, StatusCode) {
        self.get_request("/keys").await
    }

    pub async fn get_health(&mut self) -> (Value, StatusCode) {
        self.get_request("/health").await
    }

    pub async fn update_health(&mut self, body: Value) -> (Value, StatusCode) {
        self.put_request("/health", body).await
    }

    pub async fn get_version(&mut self) -> (Value, StatusCode) {
        self.get_request("/version").await
    }

    pub async fn get_sys_info(&mut self) -> (Value, StatusCode) {
        self.get_request("/sys-info").await
    }

    pub async fn get_sys_info_pretty(&mut self) -> (Value, StatusCode) {
        self.get_request("/sys-info/pretty").await
    }

    // Populate routes

    pub async fn populate_movies(&mut self) {
        let body = json!({
            "uid": "movies",
            "primaryKey": "id",
        });
        self.create_index(body).await;

        let body = json!({
            "rankingRules": [
                "typo",
                "words",
                "proximity",
                "attribute",
                "wordsPosition",
                "desc(popularity)",
                "exactness",
                "desc(vote_average)",
            ],
            "searchableAttributes": [
                "title",
                "tagline",
                "overview",
                "cast",
                "director",
                "producer",
                "production_companies",
                "genres",
            ],
            "displayedAttributes": [
                "title",
                "director",
                "producer",
                "tagline",
                "genres",
                "id",
                "overview",
                "vote_count",
                "vote_average",
                "poster_path",
                "popularity",
            ],
            "acceptNewFields": false,
        });

        self.update_all_settings(body).await;

        let dataset = include_bytes!("assets/movies.json");

        let body: Value = serde_json::from_slice(dataset).unwrap();

        self.add_or_replace_multiple_documents(body).await;
    }
}