# Creates the tables and triggers for Opportunity (SQLite3 DB)
fun create_db do
assert create_table("IF NOT EXISTS meetups (id CHAR(40) PRIMARY KEY, name TEXT, date TEXT, place TEXT, answer_mode INTEGER DEFAULT 0);") else
- print error or else "?"
+ print_error error or else "?"
end
assert create_table("IF NOT EXISTS people(id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, surname TEXT);") else
- print error or else "?"
+ print_error error or else "?"
end
assert create_table("IF NOT EXISTS answers(id INTEGER PRIMARY KEY AUTOINCREMENT, meetup_id CHAR(40), name TEXT, FOREIGN KEY(meetup_id) REFERENCES meetups(id));") else
- print error or else "?"
+ print_error error or else "?"
end
assert create_table("IF NOT EXISTS part_answers(id_part INTEGER, id_ans INTEGER, value INTEGER, FOREIGN KEY(id_part) REFERENCES people(id), FOREIGN KEY(id_ans) REFERENCES answers(id));") else
- print error or else "?"
+ print_error error or else "?"
end
#NOTE: The following triggers could be replaced by ON DELETE CASCADE clauses
# Thing is, SQLite does not seem to support those operations (well, not by default, it seems
# we must re-compile the lib to support it. So, well, let's just create triggers heh.
assert execute("CREATE TRIGGER IF NOT EXISTS answers_clean AFTER DELETE ON meetups BEGIN DELETE FROM answers WHERE answers.meetup_id=OLD.id;END;") else
- print error or else "?"
+ print_error error or else "?"
end
assert execute("CREATE TRIGGER IF NOT EXISTS ans_clean AFTER DELETE ON answers BEGIN DELETE FROM part_answers WHERE OLD.id=part_answers.id_ans;END;") else
- print error or else "?"
+ print_error error or else "?"
end
assert execute("CREATE TRIGGER IF NOT EXISTS ppl_clean AFTER DELETE ON people BEGIN DELETE FROM part_answers WHERE OLD.id=part_answers.id_part;END;")
end
fun change_answer(pid: Int, ansid: Int, resp: Int): Bool do
var p = find_people_by_id(pid)
if p == null then
- print "Error while updating answer {ansid}:{pid}"
+ print_error "Opportunity error while updating answer {ansid}:{pid}"
return false
end
var a = find_answer_by_id(ansid)
if a == null then
- print "Error while updating answer {ansid}:{pid}"
+ print_error "Opportunity error while updating answer {ansid}:{pid}"
return false
end
p.answers[a] = resp
fun remove_people_by_id(id: Int): Bool do
var rq = execute("DELETE FROM people WHERE id = {id};")
if not rq then
- print "Cannot delete people {id}"
- print error or else "Unknown error"
+ print_error "Opportunity error deleting people {id}"
+ print_error error or else "Unknown error"
return false
end
return true
super DBObject
# ID in the Database, -1 if not set
- var id: Int = -1
+ var id = -1
# Name of the participant
var name: String
# Surname of the participant
redef fun commit(db) do
if id == -1 then
if not db.execute("INSERT INTO people (name,surname) VALUES ({name.html_escape.to_sql_string}, {surname.html_escape.to_sql_string});") then
- print "Error while adding people {self}"
- print db.error or else "Unknown error"
+ print_error "Opportunity error while adding people {self}"
+ print_error db.error or else "Unknown error"
return false
end
id = db.last_insert_rowid
else
if not db.execute("UPDATE people SET name={name.html_escape.to_sql_string}, surname={surname.html_escape.to_sql_string} WHERE ID={id};") then
- print "Error while updating people {self}"
- print db.error or else "Unknown error"
+ print_error "Opportunity error while updating people {self}"
+ print_error db.error or else "Unknown error"
return false
end
end
var s = db.select("* FROM part_answers WHERE id_part={id} AND id_ans={i.id}")
if s != null and s.iterator.is_ok then
if not db.execute("UPDATE part_answers SET value={j} WHERE id_part={id} AND id_ans={i.id};") then
- print "Error while updating part_answers {id}|{i.id} = {j}"
- print db.error or else "Unknown error"
+ print_error "Opportunity error while updating part_answers {id}|{i.id} = {j}"
+ print_error db.error or else "Unknown error"
return false
end
continue
end
if not db.execute("INSERT INTO part_answers(id_part, id_ans, value) VALUES ({id},{i.id},{val});") then
- print("Error while adding part_answers {id}|{i.id}|{j}")
- print db.error or else "Unknown error"
+ print_error "Opportunity error while adding part_answers {id}|{i.id}|{j}"
+ print_error db.error or else "Unknown error"
return false
end
end
var time = get_time
var tmpid = (name + date + place + time.to_s).sha1.hexdigest
if not db.execute("INSERT INTO meetups (id, name, date, place, answer_mode) VALUES({tmpid.to_sql_string}, {name.html_escape.to_sql_string}, {date.html_escape.to_sql_string}, {place.html_escape.to_sql_string}, {answer_mode});") then
- print "Error recording entry Meetup {self}"
- print db.error or else "Null error"
+ print_error "Opportunity error recording entry Meetup {self}"
+ print_error db.error or else "Unknown error"
return false
end
id = tmpid
end
end
- redef fun to_s do
- return "Event : {name}\nWhen : {date}\nWhere : {place}"
- end
+ redef fun to_s do return "Event: {name}, date: {date}, place: {place}"
end
# An answer linked to a Meetup in the database
# Name of the answer (title)
var name: String
# Id in the database, -1 if not set
- var id: Int = -1
+ var id = -1
# Meetup the answer is linked to (null while it is not added in the database or set via API)
var meetup: nullable Meetup = null is writable
if m == null then return false
if m.id == "" then
if not m.commit(db) then
- print "Error when creating meetup {m}"
+ print_error "Opportunity error when creating meetup {m}"
return false
end
end
if id == -1 then
if not db.execute("INSERT INTO answers (name, meetup_id) VALUES({name.html_escape.to_sql_string}, {m.id.to_sql_string});") then
- print "Cannot create {self} in database"
- print db.error or else "Unknown error"
+ print_error "Opportunity error creating {self} in database"
+ print_error db.error or else "Unknown error"
return false
end
id = db.last_insert_rowid
else
if not db.execute("UPDATE answers SET name=({name.html_escape.to_sql_string}) WHERE meetup_id={m.id.to_sql_string};") then
- print "Error updating {self} in database"
- print db.error or else "Unknown error"
+ print_error "Opportunity error updating {self} in database"
+ print_error db.error or else "Unknown error"
return false
end
end
nitlanguage / nit.git / blobdiff