// (c) Copyright Ascensio System SIA 2010-2022
//
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// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
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namespace ASC.Data.Backup.Tasks.Modules;

public class ProjectsModuleSpecifics : ModuleSpecificsBase
{
    public override ModuleName ModuleName => ModuleName.Projects;
    public override IEnumerable<TableInfo> Tables => _tables;
    public override IEnumerable<RelationInfo> TableRelations => _tableRelations;

    private readonly TableInfo[] _tables = new[]
    {
            new TableInfo("projects_comments", "tenant_id", "comment_id", IdType.Autoincrement) {UserIDColumns = new[] {"create_by"}},
            new TableInfo("projects_following_project_participant") {UserIDColumns = new[] {"participant_id"}},
            new TableInfo("projects_messages", "tenant_id", "id")
            {
                UserIDColumns = new[] {"create_by", "last_modified_by"},
                DateColumns = new Dictionary<string, bool> {{"create_on", false}, {"last_modified_on", false}}
            },
            new TableInfo("projects_milestones", "tenant_id", "id")
            {
                UserIDColumns = new[] {"create_by", "last_modified_by", "responsible_id"},
                DateColumns = new Dictionary<string, bool> {{"deadline", true}, {"status_changed", false}, {"create_on", false}, {"last_modified_on", false}}
            },
            new TableInfo("projects_projects", "tenant_id", "id")
            {
                UserIDColumns = new[] {"create_by", "last_modified_by", "responsible_id"},
                DateColumns = new Dictionary<string, bool> {{"status_changed", false}, {"create_on", false}, {"last_modified_on", false}}
            },
            new TableInfo("projects_project_participant", "tenant") {UserIDColumns = new[] {"participant_id"}},
            new TableInfo("projects_project_tag"),
            new TableInfo("projects_report_template", "tenant_id", "id") {UserIDColumns = new[] {"create_by"}},
            new TableInfo("projects_subtasks", "tenant_id", "id")
            {
                UserIDColumns = new[] {"create_by", "last_modified_by", "responsible_id"},
                DateColumns = new Dictionary<string, bool> {{"status_changed", false}, {"create_on", false}, {"last_modified_on", false}}
            },
            new TableInfo("projects_tags", "tenant_id", "id"),
            new TableInfo("projects_tasks", "tenant_id", "id")
            {
                UserIDColumns = new[] {"create_by", "last_modified_by", "responsible_id"},
                DateColumns = new Dictionary<string, bool> {{"status_changed", true}, {"deadline", true}, {"create_on", false}, {"last_modified_on", true}, {"start_date", true}}
            },
            new TableInfo("projects_tasks_responsible", "tenant_id") {UserIDColumns = new[] {"responsible_id"}},
            new TableInfo("projects_templates", "tenant_id", "id") {UserIDColumns = new[] {"create_by", "last_modified_by"}},
            new TableInfo("projects_time_tracking", "tenant_id", "id")
            {
                UserIDColumns = new[] {"create_by", "person_id"},
                DateColumns = new Dictionary<string, bool> {{"date", true}, {"create_on", false}, {"status_changed", true}}
            },
            new TableInfo("projects_tasks_links", "tenant_id"),
            new TableInfo("projects_tasks_order", "tenant_id")
        };

    private readonly RelationInfo[] _tableRelations = new[]
    {
            new RelationInfo("projects_comments", "id", "projects_comments", "parent_id"),
            new RelationInfo("projects_messages", "id", "projects_comments", "target_uniq_id", x => Convert.ToString(x["target_uniq_id"]).StartsWith("Message_", StringComparison.InvariantCultureIgnoreCase)),
            new RelationInfo("projects_tasks", "id", "projects_comments", "target_uniq_id", x => Convert.ToString(x["target_uniq_id"]).StartsWith("Task_", StringComparison.InvariantCultureIgnoreCase)),
            new RelationInfo("projects_milestones", "id", "projects_comments", "target_uniq_id", x => Convert.ToString(x["target_uniq_id"]).StartsWith("Milestone_", StringComparison.InvariantCultureIgnoreCase)),
            new RelationInfo("projects_projects", "id", "projects_following_project_participant", "project_id"),
            new RelationInfo("projects_projects", "id", "projects_messages", "project_id"),
            new RelationInfo("projects_projects", "id", "projects_milestones", "project_id"),
            new RelationInfo("projects_projects", "id", "projects_project_participant", "project_id"),
            new RelationInfo("projects_projects", "id", "projects_project_tag", "project_id"),
            new RelationInfo("projects_tags", "id", "projects_project_tag", "tag_id"),
            new RelationInfo("projects_tasks", "id", "projects_subtasks", "task_id"),
            new RelationInfo("projects_projects", "id", "projects_tasks", "project_id"),
            new RelationInfo("projects_milestones", "id", "projects_tasks", "milestone_id"),
            new RelationInfo("projects_tasks", "id", "projects_tasks_responsible", "task_id"),
            new RelationInfo("projects_projects", "id", "projects_time_tracking", "project_id"),
            new RelationInfo("projects_tasks", "id", "projects_time_tracking", "relative_task_id"),
            new RelationInfo("projects_tasks", "id", "projects_tasks_links", "task_id"),
            new RelationInfo("projects_tasks", "id", "projects_tasks_links", "parent_id"),
            new RelationInfo("projects_projects", "id", "projects_tasks_order", "project_id"),
            new RelationInfo("projects_tasks", "id", "projects_tasks_order", "task_order"),
            new RelationInfo("projects_milestones", "id", "projects_tasks_order", "task_order")
        };

    public ProjectsModuleSpecifics(Helpers helpers) : base(helpers) { }

    public override bool TryAdjustFilePath(bool dump, ColumnMapper columnMapper, ref string filePath)
    {
        var match = Regex.Match(filePath, @"^thumbs/\d+/\d+/\d+/(?'fileId'\d+)\.jpg$");
        if (match.Success)
        {
            var fileId = columnMapper.GetMapping("files_file", "id", match.Groups["fileId"].Value);
            if (fileId == null)
            {
                if (!dump)
                {
                    return false;
                }

                fileId = match.Groups["fileId"].Value;
            }

            var s = fileId.ToString().PadRight(6, '0');
            filePath = string.Format("thumbs/{0}/{1}/{2}/{3}.jpg", s.Substring(0, 2), s.Substring(2, 2), s.Substring(4), fileId);

            return true;
        }

        return false;
    }

    protected override string GetSelectCommandConditionText(int tenantId, TableInfo table)
    {
        if (table.Name == "projects_project_tag" || table.Name == "projects_following_project_participant")
        {
            return "inner join projects_projects as t1 on t1.id = t.project_id where t1.tenant_id = " + tenantId;
        }

        return base.GetSelectCommandConditionText(tenantId, table);
    }

    protected override bool TryPrepareValue(DbConnection connection, ColumnMapper columnMapper, TableInfo table, string columnName, ref object value)
    {

        if (table.Name == "projects_comments" && columnName == "content" ||
            table.Name == "projects_messages" && columnName == "content")
        {
            value = FCKEditorPathUtility.CorrectStoragePath(value as string, columnMapper.GetTenantMapping());

            return true;
        }

        return base.TryPrepareValue(connection, columnMapper, table, columnName, ref value);
    }

    protected override bool TryPrepareValue(DbConnection connection, ColumnMapper columnMapper, RelationInfo relation, ref object value)
    {
        if (relation.ChildTable == "projects_comments" && relation.ChildColumn == "target_uniq_id")
        {
            var valParts = value.ToString().Split('_');

            var entityId = columnMapper.GetMapping(relation.ParentTable, relation.ParentColumn, valParts[1]);
            if (entityId == null)
            {
                return false;
            }

            value = string.Format("{0}_{1}", valParts[0], entityId);

            return true;
        }

        return base.TryPrepareValue(connection, columnMapper, relation, ref value);
    }

    protected override bool TryPrepareValue(bool dump, DbConnection connection, ColumnMapper columnMapper, TableInfo table, string columnName, IEnumerable<RelationInfo> relations, ref object value)
    {
        if (table.Name == "projects_tasks_order" && columnName == "task_order")
        {
            value = Regex.Replace(
                Convert.ToString(value),
                @"(?<=""tasks"":\[(\d+,)*)\d+,?",
                match =>
                {
                    var mappedId = Convert.ToString(columnMapper.GetMapping("projects_tasks", "id", match.Value.TrimEnd(',')));
                        return !string.IsNullOrEmpty(mappedId) && match.Value.EndsWith(',') ? mappedId + "," : mappedId;
                },
                RegexOptions.Compiled);

            value = Regex.Replace(
                Convert.ToString(value),
                @"(?<=""milestones"":\[(\d+,)*)\d+,?",
                match =>
                {
                    var mappedId = Convert.ToString(columnMapper.GetMapping("projects_milestones", "id", match.Value.TrimEnd(',')));
                        return !string.IsNullOrEmpty(mappedId) && match.Value.EndsWith(',') ? mappedId + "," : mappedId;
                },
                RegexOptions.Compiled);

            return true;
        }

        return base.TryPrepareValue(dump, connection, columnMapper, table, columnName, relations, ref value);
    }
}