import { formatDate } from "@/lib/dates";
import { createDirectusConnection } from "@/lib/directus";
import { print } from "graphql";
import getProjects from '@/graphql/projects/getProjects.graphql';
import getProjectPost from '@/graphql/projects/getProject.graphql';
import getLastProjectsQuery from '@/graphql/projects/getLastProjects.graphql';
import { getImageSize, getImageUrl } from "@/lib/images";
import { getImage } from "astro:assets";

export async function getAllProjects(settings: GlobalSettings): Promise<ProjectPost[]> {
    const client = await createDirectusConnection();
    const result = await client.query(print(getProjects), {
        date: formatDate(new Date(), "%Y-%M-%D")
    });

    let projects: ProjectPost[] = [];

    result["Projects"].forEach((projectRecord: any) => {
        let dates: string[] = [
            settings.project.lastModified.toISOString(),
            settings.website.lastModified.toISOString(),
            projectRecord["date_created"],
            projectRecord["date_updated"],
            projectRecord["search_engine"][0]["date_created"],
            projectRecord["search_engine"][0]["date_updated"],
            projectRecord["search_engine"][0]["thumbnail"]["created_on"]
        ];

        const projectThumbnailImage = getImageSize(projectRecord["search_engine"][0]["thumbnail"]["width"], 
            projectRecord["search_engine"][0]["thumbnail"]["height"], 0.756);

        const project: ProjectPost = {
            exists: true,
            type: "ProjectPost",
            lastModified: new Date(),
            id: projectRecord["id"],
            title: projectRecord["title"],
            content: projectRecord["content"],
            date: projectRecord["date"],
            url: projectRecord["url"],
            thumbnail: {
                url: getImageUrl(projectRecord["search_engine"][0]["thumbnail"]["filename_disk"]),
                width: projectRecord["search_engine"][0]["thumbnail"]["width"],
                height: projectRecord["search_engine"][0]["thumbnail"]["height"]
            },
            searchEngine: {
                title: projectRecord["search_engine"][0]["title"],
                description: projectRecord["search_engine"][0]["description"],
                allowCrawlers: projectRecord["search_engine"][0]["allow_crawler"],
                canonical: projectRecord["search_engine"][0]["canonical"],
                priority: projectRecord["search_engine"][0]["priority"],
                thumbnail: {
                    url: getImageUrl(projectRecord["search_engine"][0]["thumbnail"]["filename_disk"]),
                    width: projectThumbnailImage.width,
                    height: projectThumbnailImage.height
                }
            },
            tags: []
        };

        projectRecord["tags"].forEach((tagRecord: any) => {
            project["tags"].push({
                text: tagRecord["Tags_id"]["text"],
                code: tagRecord["Tags_id"]["code"],
                color: tagRecord["Tags_id"]["color"]
            });

            dates.push(tagRecord["Tags_id"]["date_created"]);
            dates.push(tagRecord["Tags_id"]["date_updated"]);
        });

        if (dates.filter(e => e !== null).length === 0) {
            project.lastModified = new Date();
        }
        else {
            const sortedDates: string[] = dates.sort((a: string, b: string) => {
                return new Date(b).getTime() - new Date(a).getTime();
            });

            project.lastModified = new Date(sortedDates[0]);
        }
        
        projects.push(project);
    });

    return projects;
}

export async function getProject(settings: GlobalSettings, route: string): Promise<ProjectPost> {
    const client = await createDirectusConnection();
    const result = await client.query(print(getProjectPost), {
        route: route
    });

    const projectRecord = result["Projects"][0];

    let dates: string[] = [
        settings.project.lastModified.toISOString(),
        settings.website.lastModified.toISOString(),
        projectRecord["date_created"],
        projectRecord["date_updated"],
        projectRecord["search_engine"][0]["date_created"],
        projectRecord["search_engine"][0]["date_updated"],
        projectRecord["search_engine"][0]["thumbnail"]["created_on"]
    ];

    const projectThumbnailImage = getImageSize(projectRecord["search_engine"][0]["thumbnail"]["width"],
        projectRecord["search_engine"][0]["thumbnail"]["height"], 0.756);

    const thumbnail = await getImage({
        src: getImageUrl(projectRecord["search_engine"][0]["thumbnail"]["filename_disk"]),
        width: projectThumbnailImage.width,
        height: projectThumbnailImage.height,
        format: "jpeg"
    });

    const project: ProjectPost = {
        type: "ProjectPost",
        exists: true,

        lastModified: new Date(),
        id: projectRecord["id"],
        title: projectRecord["title"],
        content: projectRecord["content"],
        date: projectRecord["date"],
        url: projectRecord["url"],
        thumbnail: {
            url: projectRecord["search_engine"][0]["thumbnail"]["filename_disk"],
            width: projectRecord["search_engine"][0]["thumbnail"]["width"],
            height: projectRecord["search_engine"][0]["thumbnail"]["height"]
        },
        searchEngine: {
            title: projectRecord["search_engine"][0]["title"],
            description: projectRecord["search_engine"][0]["description"],
            allowCrawlers: projectRecord["search_engine"][0]["allow_crawler"],
            canonical: projectRecord["search_engine"][0]["canonical"],
            priority: projectRecord["search_engine"][0]["priority"],
            thumbnail: {
                url: `${settings.website.domainName}${thumbnail.src}`,
                width: projectThumbnailImage.width,
                height: projectThumbnailImage.height
            }
        },
        tags: []
    };

    projectRecord["tags"].forEach((tagRecord: any) => {
        project["tags"].push({
            text: tagRecord["Tags_id"]["text"],
            code: tagRecord["Tags_id"]["code"],
            color: tagRecord["Tags_id"]["color"]
        });

        dates.push(tagRecord["Tags_id"]["date_created"]);
        dates.push(tagRecord["Tags_id"]["date_updated"]);
    });

    if (dates.filter(e => e !== null).length === 0) {
        project.lastModified = new Date();
    }
    else {
        const sortedDates: string[] = dates.sort((a: string, b: string) => {
            return new Date(b).getTime() - new Date(a).getTime();
        });

        project.lastModified = new Date(sortedDates[0]);
    }

    return project;
}

export async function getLastProjects(amount: number): Promise<ProjectPost[]> {
    const client = await createDirectusConnection();
    const result = await client.query(print(getLastProjectsQuery), {
        date: formatDate(new Date(), "%Y-%M-%D"),
        amount: amount
    });

    let projects: ProjectPost[] = [];

    result["Projects"].forEach((projectRecord: any) => {
        let dates: string[] = [
            projectRecord["date_created"],
            projectRecord["date_updated"],
            projectRecord["search_engine"][0]["date_created"],
            projectRecord["search_engine"][0]["date_updated"],
            projectRecord["search_engine"][0]["thumbnail"]["created_on"]
        ];

        const projectThumbnailImage =
            getImageSize(projectRecord["search_engine"][0]["thumbnail"]["width"], projectRecord["search_engine"][0]["thumbnail"]["height"], 0.756)

        const project: ProjectPost = {
            exists: true,
            type: "ProjectPost",
            lastModified: new Date(),
            id: projectRecord["id"],
            title: projectRecord["title"],
            content: projectRecord["content"],
            date: projectRecord["date"],
            url: projectRecord["url"],
            thumbnail: {
                url: projectRecord["search_engine"][0]["thumbnail"]["filename_disk"],
                width: projectRecord["search_engine"][0]["thumbnail"]["width"],
                height: projectRecord["search_engine"][0]["thumbnail"]["height"]
            },
            searchEngine: {
                title: projectRecord["search_engine"][0]["title"],
                description: projectRecord["search_engine"][0]["description"],
                allowCrawlers: projectRecord["search_engine"][0]["allow_crawler"],
                canonical: projectRecord["search_engine"][0]["canonical"],
                priority: projectRecord["search_engine"][0]["priority"],
                thumbnail: {
                    url: projectRecord["search_engine"][0]["thumbnail"]["filename_disk"],
                    width: projectThumbnailImage.width,
                    height: projectThumbnailImage.height
                }
            },
            tags: []
        };

        projectRecord["tags"].forEach((tagRecord: any) => {
            project["tags"].push({
                text: tagRecord["Tags_id"]["text"],
                code: tagRecord["Tags_id"]["code"],
                color: tagRecord["Tags_id"]["color"]
            });

            dates.push(tagRecord["Tags_id"]["date_created"]);
            dates.push(tagRecord["Tags_id"]["date_updated"]);
        });

        if (dates.filter(e => e !== null).length === 0) {
            project.lastModified = new Date();
        }
        else {
            const sortedDates: string[] = dates.sort((a: string, b: string) => {
                return new Date(b).getTime() - new Date(a).getTime();
            });

            project.lastModified = new Date(sortedDates[0]);
        }
        
        projects.push(project);
    });

    return projects;
}

export async function getAllPaginatedProjects(settings: GlobalSettings, page: number): Promise<ProjectPost[]> {
    const client = await createDirectusConnection();
    const result = await client.query(print(getProjects), {
        date: formatDate(new Date(), "%Y-%M-%D"),
        limit: 6,
        pageNumber: page
    });

    let projects: ProjectPost[] = [];

    result["Projects"].forEach((projectRecord: any) => {
        let dates: string[] = [
            settings.project.lastModified.toISOString(),
            settings.website.lastModified.toISOString(),
            projectRecord["date_created"],
            projectRecord["date_updated"],
            projectRecord["search_engine"][0]["date_created"],
            projectRecord["search_engine"][0]["date_updated"],
            projectRecord["search_engine"][0]["thumbnail"]["created_on"]
        ];

        const projectThumbnailImage =
            getImageSize(projectRecord["search_engine"][0]["thumbnail"]["width"], projectRecord["search_engine"][0]["thumbnail"]["height"], 0.756)

        const project: ProjectPost = {
            exists: true,
            type: "ProjectPost",
            lastModified: new Date(),
            id: projectRecord["id"],
            title: projectRecord["title"],
            content: projectRecord["content"],
            date: projectRecord["date"],
            url: projectRecord["url"],
            thumbnail: {
                url: projectRecord["search_engine"][0]["thumbnail"]["filename_disk"],
                width: projectRecord["search_engine"][0]["thumbnail"]["width"],
                height: projectRecord["search_engine"][0]["thumbnail"]["height"]
            },
            searchEngine: {
                title: projectRecord["search_engine"][0]["title"],
                description: projectRecord["search_engine"][0]["description"],
                allowCrawlers: projectRecord["search_engine"][0]["allow_crawler"],
                canonical: projectRecord["search_engine"][0]["canonical"],
                priority: projectRecord["search_engine"][0]["priority"],
                thumbnail: {
                    url: projectRecord["search_engine"][0]["thumbnail"]["filename_disk"],
                    width: projectThumbnailImage.width,
                    height: projectThumbnailImage.height
                }
            },
            tags: []
        };

        projectRecord["tags"].forEach((tagRecord: any) => {
            project["tags"].push({
                text: tagRecord["Tags_id"]["text"],
                code: tagRecord["Tags_id"]["code"],
                color: tagRecord["Tags_id"]["color"]
            });

            dates.push(tagRecord["Tags_id"]["date_created"]);
            dates.push(tagRecord["Tags_id"]["date_updated"]);
        });

        if (dates.filter(e => e !== null).length === 0) {
            project.lastModified = new Date();
        }
        else {
            const sortedDates: string[] = dates.sort((a: string, b: string) => {
                return new Date(b).getTime() - new Date(a).getTime();
            });

            project.lastModified = new Date(sortedDates[0]);
        }
        
        projects.push(project);
    });

    return projects;
}