#!/bin/sh

sql_db_pre_setup() {
cat << EOF

PRAGMA foreign_keys=OFF;
PRAGMA wal=on;
PRAGMA journal_mode=WAL;
PRAGMA wal_autocheckpoint=25;

BEGIN TRANSACTION;
EOF
}

sql_setup() {
 DB_KAZOO_LOCATION=${2:-${DB_KAZOO_LOCATION:-/etc/kazoo/kamailio/db}}
 mkdir -p ${DB_KAZOO_LOCATION}
 KazooDB -db ${DB_KAZOO_LOCATION}/kazoo.db < $1 > /dev/null
}

sql_header() {
cat << EOF
EOF
}

sql_extra_tables() {
cat << EOF
CREATE TABLE active_watchers_log (
    id INTEGER PRIMARY KEY NOT NULL,
    presentity_uri VARCHAR(128) NOT NULL COLLATE NOCASE,
    watcher_username VARCHAR(64) NOT NULL COLLATE NOCASE,
    watcher_domain VARCHAR(64) NOT NULL COLLATE NOCASE,
    to_user VARCHAR(64) NOT NULL COLLATE NOCASE,
    to_domain VARCHAR(64) NOT NULL COLLATE NOCASE,
    event VARCHAR(64) DEFAULT 'presence' NOT NULL,
    callid VARCHAR(255) NOT NULL,
    time INTEGER NOT NULL,
    result INTEGER NOT NULL,
    sent_msg BLOB NOT NULL,
    received_msg BLOB NOT NULL,
    user_agent VARCHAR(255) DEFAULT '' COLLATE NOCASE,
    CONSTRAINT active_watchers_active_watchers_log_idx UNIQUE (presentity_uri, watcher_username, watcher_domain, event)
    );
INSERT INTO version (table_name, table_version) values ('active_watchers_log','1');

CREATE TABLE keepalive (
    id INTEGER PRIMARY KEY NOT NULL,
    contact VARCHAR(2048) NOT NULL COLLATE NOCASE,
    sockinfo VARCHAR(128) NOT NULL COLLATE NOCASE,
    time_inserted timestamp DEFAULT CURRENT_TIMESTAMP,
    time_sent timestamp DEFAULT CURRENT_TIMESTAMP,
    slot INTEGER NOT NULL,
    selected INTEGER DEFAULT 0,
    failed INTEGER DEFAULT 0,
    CONSTRAINT keepalive_idx UNIQUE (contact),
    CONSTRAINT keepalive_idx_2 UNIQUE (slot, selected, time_sent, contact)
    CONSTRAINT keepalive_idx_3 UNIQUE (slot, failed, contact)
    );
    
INSERT INTO version (table_name, table_version) values ('keepalive','2');

create table auth_cache as select * from htable;
INSERT INTO version (table_name, table_version) select 'auth_cache', table_version from version where table_name = 'htable';

    create view presentities as select id, cast(printf("sip:%s@%s",username,domain) as varchar(64)) presentity_uri ,
          username, domain, event, cast(substr(etag, instr(etag,"@")+1) as varchar(64)) callid, 
          datetime(received_time, 'unixepoch') as received,
          datetime(expires, 'unixepoch') as expire_date,
          expires, cast(sender as varchar(30)) sender,
          lower(cast( case when event = "dialog" 
                     then substr(body, instr(BODY,"<state>")+7, instr(body,"</state>") - instr(body,"<state>") - 7) 
                     when event = "presence" 
                     then case when instr(body,"<dm:note>") == 0 
                               then replace(substr(body, instr(body,"<note>")+6, instr(body,"</note>") - instr(body,"<note>") - 6), " ", "") 
                               else replace(substr(body, instr(body,"<dm:note>")+9, instr(body,"</dm:note>") - instr(body,"<dm:note>") - 9), " ", "")
                          end
                     when event = "message-summary" 
                     then case when instr(body,"Messages-Waiting: yes") = 0 
                               then "Waiting" 
                               else "Not-Waiting" 
                          end 
                end  as varchar(12))) state 
    from presentity;

    create view wdispatcher as select *, 
               cast(substr(attrs, instr(attrs, "zone=")+5, instr(attrs, ";profile")-instr(attrs, "zone=")-5) as varchar(20)) zone,
               cast(substr(attrs, instr(attrs, "idx=")+4, instr(attrs, ";node")-instr(attrs, "idx=")-4) as integer) idx,
               cast(substr(attrs, instr(attrs, "node=")+5) as varchar(50)) node 
    from dispatcher;
    
    create unique index if not exists idx_dispatcher_destination on dispatcher(destination);


CREATE VIEW w_keepalive_contact as
SELECT id, slot, failed, case when instr(contact,";") > 0 
                              then substr(contact, 1, instr(contact,";")-1)
                              else contact 
                         end as contact
from keepalive;
                
CREATE VIEW w_location_contact as
SELECT id, case when instr(contact,";") > 0
                then substr(contact, 1, instr(contact,";")-1)
                else contact
           end as contact
from location;
                
CREATE VIEW w_watchers_contact as
select id, case when instr(contact,";") > 0
                then substr(contact, 1, instr(contact,";")-1)
                else contact
           end as contact
from active_watchers;

EOF
}

sql_footer() {
cat << EOF
EOF
}