Initial commit: Angular frontend and Expressjs backend

worklenz-backend/database/2_triggers.sql

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+-- Lowercase email
+CREATE OR REPLACE FUNCTION lower_email() RETURNS TRIGGER AS
+$$
+DECLARE
+BEGIN
+
+    IF (is_null_or_empty(NEW.email) IS FALSE)
+    THEN
+        NEW.email = LOWER(TRIM(NEW.email));
+    END IF;
+
+    RETURN NEW;
+END
+$$ LANGUAGE plpgsql;
+
+DROP TRIGGER IF EXISTS users_email_lower ON users;
+CREATE TRIGGER users_email_lower
+    BEFORE INSERT OR UPDATE
+    ON users
+EXECUTE FUNCTION lower_email();
+
+DROP TRIGGER IF EXISTS email_invitations_email_lower ON email_invitations;
+CREATE TRIGGER email_invitations_email_lower
+    BEFORE INSERT OR UPDATE
+    ON email_invitations
+EXECUTE FUNCTION lower_email();
+-- Lowercase email
+
+-- Set task completed date
+CREATE OR REPLACE FUNCTION task_status_change_trigger_fn() RETURNS TRIGGER AS
+$$
+DECLARE
+BEGIN
+    IF EXISTS(SELECT 1
+              FROM sys_task_status_categories
+              WHERE id = (SELECT category_id FROM task_statuses WHERE id = NEW.status_id)
+                AND is_done IS TRUE)
+    THEN
+        UPDATE tasks SET completed_at = CURRENT_TIMESTAMP WHERE id = NEW.id;
+    ELSE
+        UPDATE tasks SET completed_at = NULL WHERE id = NEW.id;
+    END IF;
+
+    RETURN NEW;
+END
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE TRIGGER tasks_status_id_change
+    AFTER UPDATE OF status_id
+    ON tasks
+    FOR EACH ROW
+    WHEN (OLD.status_id IS DISTINCT FROM new.status_id)
+EXECUTE FUNCTION task_status_change_trigger_fn();
+-- Set task completed date
+
+-- Insert notification settings for new team members
+CREATE OR REPLACE FUNCTION notification_settings_insert_trigger_fn() RETURNS TRIGGER AS
+$$
+DECLARE
+BEGIN
+
+    IF (NOT EXISTS(SELECT 1 FROM notification_settings WHERE team_id = NEW.team_id AND user_id = NEW.user_id)) AND
+       (is_null_or_empty(NEW.user_id) IS FALSE) AND (EXISTS(SELECT 1 FROM users WHERE id = NEW.user_id))
+    THEN
+        INSERT INTO notification_settings (popup_notifications_enabled, show_unread_items_count, user_id,
+                                           team_id)
+        VALUES (TRUE, TRUE, NEW.user_id, NEW.team_id);
+    END IF;
+
+    RETURN NEW;
+END
+$$ LANGUAGE plpgsql;
+
+DROP TRIGGER IF EXISTS insert_notification_settings ON team_members;
+CREATE TRIGGER insert_notification_settings
+    AFTER INSERT
+    ON team_members
+    FOR EACH ROW
+EXECUTE FUNCTION notification_settings_insert_trigger_fn();
+-- Insert notification settings for new team members
+
+-- Delete notification settings when removing team members
+CREATE OR REPLACE FUNCTION notification_settings_delete_trigger_fn() RETURNS TRIGGER AS
+$$
+DECLARE
+BEGIN
+    DELETE FROM notification_settings WHERE user_id = OLD.user_id AND team_id = OLD.team_id;
+    RETURN OLD;
+END
+$$ LANGUAGE plpgsql;
+
+DROP TRIGGER IF EXISTS remove_notification_settings ON team_members;
+CREATE TRIGGER remove_notification_settings
+    BEFORE DELETE
+    ON team_members
+    FOR EACH ROW
+EXECUTE FUNCTION notification_settings_delete_trigger_fn();
+-- Delete notification settings when removing team members
+
+-- Set task updated at
+CREATE OR REPLACE FUNCTION set_task_updated_at_trigger_fn() RETURNS TRIGGER AS
+$$
+DECLARE
+BEGIN
+    NEW.updated_at = CURRENT_TIMESTAMP;
+    RETURN NEW;
+END
+$$ LANGUAGE plpgsql;
+
+CREATE TRIGGER set_task_updated_at
+    BEFORE UPDATE
+    ON tasks
+    FOR EACH ROW
+EXECUTE FUNCTION set_task_updated_at_trigger_fn();
+-- Set task updated at
+
+-- Update project tasks counter
+CREATE OR REPLACE FUNCTION update_project_tasks_counter_trigger_fn() RETURNS TRIGGER AS
+$$
+DECLARE
+BEGIN
+
+    UPDATE projects SET tasks_counter = (tasks_counter + 1) WHERE id = NEW.project_id;
+    NEW.task_no = (SELECT tasks_counter FROM projects WHERE id = NEW.project_id);
+
+    RETURN NEW;
+END
+$$ LANGUAGE plpgsql;
+
+DROP TRIGGER IF EXISTS projects_tasks_counter_trigger ON tasks;
+CREATE TRIGGER projects_tasks_counter_trigger
+    BEFORE INSERT
+    ON tasks
+    FOR EACH ROW
+EXECUTE FUNCTION update_project_tasks_counter_trigger_fn();
+-- Update project tasks counter
+
+-- Task status change trigger
+CREATE OR REPLACE FUNCTION tasks_task_subscriber_notify_done_trigger() RETURNS TRIGGER AS
+$$
+DECLARE
+BEGIN
+    IF (EXISTS(SELECT 1
+               FROM sys_task_status_categories
+               WHERE id = (SELECT category_id FROM task_statuses WHERE id = NEW.status_id)
+                 AND is_done IS TRUE))
+    THEN
+        PERFORM pg_notify('db_task_status_changed', NEW.id::TEXT);
+    END IF;
+
+    RETURN NEW;
+END
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE TRIGGER tasks_task_subscriber_notify_done
+    BEFORE UPDATE OF status_id
+    ON tasks
+    FOR EACH ROW
+    WHEN (OLD.status_id IS DISTINCT FROM NEW.status_id)
+EXECUTE FUNCTION tasks_task_subscriber_notify_done_trigger();
+-- Task status change trigger

worklenz-backend/database/3_system-data.sql

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+CREATE OR REPLACE FUNCTION sys_insert_task_priorities() RETURNS VOID AS
+$$
+BEGIN
+    INSERT INTO task_priorities (name, value, color_code) VALUES ('Low', 0, '#75c997');
+    INSERT INTO task_priorities (name, value, color_code) VALUES ('Medium', 1, '#fbc84c');
+    INSERT INTO task_priorities (name, value, color_code) VALUES ('High', 2, '#f37070');
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION sys_insert_project_access_levels() RETURNS VOID AS
+$$
+BEGIN
+    INSERT INTO project_access_levels (name, key)
+    VALUES ('Admin', 'ADMIN');
+    INSERT INTO project_access_levels (name, key)
+    VALUES ('Member', 'MEMBER');
+    INSERT INTO project_access_levels (name, key)
+    VALUES ('Project Manager', 'PROJECT_MANAGER');
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION sys_insert_task_status_categories() RETURNS VOID AS
+$$
+BEGIN
+    INSERT INTO sys_task_status_categories (name, color_code, index, is_todo)
+    VALUES ('To do', '#a9a9a9', 0, TRUE);
+    INSERT INTO sys_task_status_categories (name, color_code, index, is_doing)
+    VALUES ('Doing', '#70a6f3', 1, TRUE);
+    INSERT INTO sys_task_status_categories (name, color_code, index, is_done)
+    VALUES ('Done', '#75c997', 2, TRUE);
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION sys_insert_project_statuses() RETURNS VOID AS
+$$
+BEGIN
+    INSERT INTO sys_project_statuses (name, color_code, icon, sort_order, is_default)
+    VALUES ('Cancelled', '#f37070', 'close-circle', 0, FALSE),
+           ('Blocked', '#cbc8a1', 'stop', 1, FALSE),
+           ('On Hold', '#cbc8a1', 'stop', 2, FALSE),
+           ('Proposed', '#cbc8a1', 'clock-circle', 3, TRUE),
+           ('In Planning', '#cbc8a1', 'clock-circle', 4, FALSE),
+           ('In Progress', '#80ca79', 'clock-circle', 5, FALSE),
+           ('Completed', '#80ca79', 'check-circle', 6, FALSE);
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION sys_insert_project_healths() RETURNS VOID AS
+$$
+BEGIN
+    INSERT INTO sys_project_healths (name, color_code, sort_order, is_default)
+    VALUES ('Not Set', '#a9a9a9', 0, TRUE);
+    INSERT INTO sys_project_healths (name, color_code, sort_order, is_default)
+    VALUES ('Needs Attention', '#fbc84c', 1, FALSE);
+    INSERT INTO sys_project_healths (name, color_code, sort_order, is_default)
+    VALUES ('At Risk', '#f37070', 2, FALSE);
+    INSERT INTO sys_project_healths (name, color_code, sort_order, is_default)
+    VALUES ('Good', '#75c997', 3, FALSE);
+END;
+$$ LANGUAGE plpgsql;
+
+
+SELECT sys_insert_task_priorities();
+SELECT sys_insert_project_access_levels();
+SELECT sys_insert_task_status_categories();
+SELECT sys_insert_project_statuses();
+SELECT sys_insert_project_healths();
+
+DROP FUNCTION sys_insert_task_priorities();
+DROP FUNCTION sys_insert_project_access_levels();
+DROP FUNCTION sys_insert_task_status_categories();
+DROP FUNCTION sys_insert_project_statuses();
+DROP FUNCTION sys_insert_project_healths();
+
+INSERT INTO timezones (name, abbrev, utc_offset)
+SELECT name, abbrev, utc_offset
+FROM pg_timezone_names;

worklenz-backend/database/4_views.sql

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+CREATE VIEW task_labels_view(name, task_id, label_id) AS
+SELECT (SELECT team_labels.name
+        FROM team_labels
+        WHERE team_labels.id = task_labels.label_id) AS name,
+       task_labels.task_id,
+       task_labels.label_id
+FROM task_labels;
+
+CREATE VIEW tasks_with_status_view(task_id, parent_task_id, is_todo, is_doing, is_done) AS
+SELECT tasks.id AS task_id,
+       tasks.parent_task_id,
+       stsc.is_todo,
+       stsc.is_doing,
+       stsc.is_done
+FROM tasks
+         JOIN task_statuses ts ON tasks.status_id = ts.id
+         JOIN sys_task_status_categories stsc ON ts.category_id = stsc.id
+WHERE tasks.archived IS FALSE;
+
+CREATE VIEW team_member_info_view(avatar_url, email, name, user_id, team_member_id, team_id) AS
+SELECT u.avatar_url,
+       COALESCE(u.email, (SELECT email_invitations.email
+                          FROM email_invitations
+                          WHERE email_invitations.team_member_id = team_members.id)) AS email,
+       COALESCE(u.name, (SELECT email_invitations.name
+                         FROM email_invitations
+                         WHERE email_invitations.team_member_id = team_members.id)) AS name,
+       u.id AS user_id,
+       team_members.id AS team_member_id,
+       team_members.team_id
+FROM team_members
+         LEFT JOIN users u ON team_members.user_id = u.id;
+
+

worklenz-backend/database/6_user-permission.sql

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+REVOKE CREATE ON SCHEMA public FROM PUBLIC;
+CREATE ROLE worklenz_client;
+
+GRANT CONNECT ON DATABASE "DATABASE_NAME" TO worklenz_client;
+GRANT INSERT, SELECT, UPDATE, DELETE ON ALL TABLES IN SCHEMA public TO worklenz_client;
+
+GRANT USAGE, SELECT ON ALL SEQUENCES IN SCHEMA public TO worklenz_client;
+
+REVOKE ALL PRIVILEGES ON task_priorities FROM worklenz_client;
+GRANT SELECT ON task_priorities TO worklenz_client;
+
+REVOKE ALL PRIVILEGES ON project_access_levels FROM worklenz_client;
+GRANT SELECT ON project_access_levels TO worklenz_client;
+
+REVOKE ALL PRIVILEGES ON timezones FROM worklenz_client;
+GRANT SELECT ON timezones TO worklenz_client;
+
+REVOKE ALL PRIVILEGES ON worklenz_alerts FROM worklenz_client;
+GRANT SELECT ON worklenz_alerts TO worklenz_client;
+
+REVOKE ALL PRIVILEGES ON sys_task_status_categories FROM worklenz_client;
+GRANT SELECT ON sys_task_status_categories TO worklenz_client;
+
+REVOKE ALL PRIVILEGES ON sys_project_statuses FROM worklenz_client;
+GRANT SELECT ON sys_project_statuses TO worklenz_client;
+
+REVOKE ALL PRIVILEGES ON sys_project_healths FROM worklenz_client;
+GRANT SELECT ON sys_project_healths TO worklenz_client;
+
+CREATE USER worklenz_backend WITH PASSWORD 'PASSWORD';
+GRANT worklenz_client TO worklenz_backend;

worklenz-backend/database/README.md

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+All database DDLs, DMLs and migrations relates to the application should be stored here as well.