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Conforming all these db calls

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Janus C. H. Knudsen 2025-02-06 23:46:55 +01:00
parent 5ca874abe9
commit 05d6977a76
17 changed files with 337 additions and 414 deletions
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155
Database/ConfigurationManagementSystem/SetupConfiguration.cs Normal file
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using Insight.Database;
using System.Data;
namespace Database.ConfigurationManagementSystem;
public class SetupConfiguration
{
private readonly IDbConnection _connection;
public SetupConfiguration(IDbConnection connection)
{
_connection = connection;
}
public async Task CreateDatabaseStructure(IDbConnection connection)
{
await CreateConfigurationTable();
await CreateHistoryTable();
await CreateConfigurationIndexes();
await CreateModifiedAtTrigger();
await CreateNotifyTrigger();
await CreateHistoryTrigger();
}
public async Task CreateConfigurationTable()
{
const string sql = @"
CREATE TABLE app_configuration (
id bigserial NOT NULL,
""key"" varchar(255) NOT NULL,
value text NULL,
""label"" varchar(255) NULL,
content_type varchar(255) DEFAULT 'text/plain'::character varying NULL,
valid_from timestamptz NULL,
expires_at timestamptz NULL,
created_at timestamptz DEFAULT CURRENT_TIMESTAMP NULL,
modified_at timestamptz DEFAULT CURRENT_TIMESTAMP NULL,
etag uuid DEFAULT gen_random_uuid() NULL,
CONSTRAINT app_configuration_pkey PRIMARY KEY (id)
);";
await _connection.ExecuteAsync(sql);
}
public async Task CreateHistoryTable()
{
const string sql = @"
CREATE TABLE app_configuration_history (
history_id bigserial NOT NULL,
action_type char(1) NOT NULL,
action_timestamp timestamptz NOT NULL DEFAULT CURRENT_TIMESTAMP,
action_by text NOT NULL DEFAULT CURRENT_USER,
id bigint NOT NULL,
""key"" varchar(255) NOT NULL,
value text NULL,
""label"" varchar(255) NULL,
content_type varchar(255) NULL,
valid_from timestamptz NULL,
expires_at timestamptz NULL,
created_at timestamptz NULL,
modified_at timestamptz NULL,
etag uuid NULL,
CONSTRAINT app_configuration_history_pkey PRIMARY KEY (history_id)
);";
await _connection.ExecuteAsync(sql);
}
public async Task CreateConfigurationIndexes()
{
const string sql = @"
CREATE INDEX idx_app_configuration_key ON app_configuration(""key"");
CREATE INDEX idx_app_configuration_validity ON app_configuration(valid_from, expires_at);";
await _connection.ExecuteAsync(sql);
}
public async Task CreateModifiedAtTrigger()
{
const string sql = @"
CREATE OR REPLACE FUNCTION update_app_configuration_modified_at()
RETURNS TRIGGER AS $$
BEGIN
NEW.modified_at = CURRENT_TIMESTAMP;
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE TRIGGER trg_app_configuration_modified_at
BEFORE UPDATE ON app_configuration
FOR EACH ROW
EXECUTE FUNCTION update_app_configuration_modified_at();";
await _connection.ExecuteAsync(sql);
}
public async Task CreateNotifyTrigger()
{
const string sql = @"
CREATE OR REPLACE FUNCTION notify_app_configuration_change()
RETURNS TRIGGER AS $$
BEGIN
PERFORM pg_notify('config_changes', NEW.key);
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE TRIGGER trg_app_configuration_notify
AFTER INSERT OR UPDATE ON app_configuration
FOR EACH ROW
EXECUTE FUNCTION notify_app_configuration_change();";
await _connection.ExecuteAsync(sql);
}
public async Task CreateHistoryTrigger()
{
const string sql = @"
CREATE OR REPLACE FUNCTION log_app_configuration_changes()
RETURNS TRIGGER AS $$
BEGIN
IF (TG_OP = 'INSERT') THEN
INSERT INTO app_configuration_history (
action_type, id, ""key"", value, label, content_type,
valid_from, expires_at, created_at, modified_at, etag
)
VALUES (
'I', NEW.id, NEW.key, NEW.value, NEW.label, NEW.content_type,
NEW.valid_from, NEW.expires_at, NEW.created_at, NEW.modified_at, NEW.etag
);
ELSIF (TG_OP = 'UPDATE') THEN
INSERT INTO app_configuration_history (
action_type, id, ""key"", value, label, content_type,
valid_from, expires_at, created_at, modified_at, etag
)
VALUES (
'U', OLD.id, OLD.key, OLD.value, OLD.label, OLD.content_type,
OLD.valid_from, OLD.expires_at, OLD.created_at, OLD.modified_at, OLD.etag
);
ELSIF (TG_OP = 'DELETE') THEN
INSERT INTO app_configuration_history (
action_type, id, ""key"", value, label, content_type,
valid_from, expires_at, created_at, modified_at, etag
)
VALUES (
'D', OLD.id, OLD.key, OLD.value, OLD.label, OLD.content_type,
OLD.valid_from, OLD.expires_at, OLD.created_at, OLD.modified_at, OLD.etag
);
END IF;
RETURN NULL;
END;
$$ LANGUAGE plpgsql;
CREATE TRIGGER trg_app_configuration_history
AFTER INSERT OR UPDATE OR DELETE ON app_configuration
FOR EACH ROW EXECUTE FUNCTION log_app_configuration_changes();";
await _connection.ExecuteAsync(sql);
}
}