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app.js
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app.js
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const locreq = require("locreq")(__dirname);
const assert = require("assert");
const path = require("path");
const Sealious = locreq("lib/main.js");
const ConfigManager = locreq("lib/app/config-manager.js");
const ChipManager = locreq("lib/app/chip-manager.js");
const { Hookable } = locreq("lib/app/hookable.js");
const Logger = locreq("lib/app/logger.js");
const RootSubject = locreq("lib/subject/predefined-subjects/root-subject.js");
const Action = locreq("lib/action.js");
const run_action_curry = locreq("lib/app/run-action-curry.js");
const FileManager = locreq("lib/app/file-manager.js");
const WwwServerFactory = locreq("lib/http/http.js");
const DatastoreMongoFactory = locreq("lib/datastore/db.js");
const MetadataFactory = locreq("lib/app/metadata.js");
const load_base_chips = locreq("lib/app/load-base-chips");
const default_config = locreq("default_config.json");
const EmailFactory = locreq("lib/email/email.js");
const EmailTemplates = locreq("lib/email/templates/templates");
const i18nFactory = locreq("lib/i18n/i18n");
const Query = locreq("lib/datastore/query");
const SpecialFilterFactory = locreq("lib/chip-types/special-filter.js");
const load_special_filters = locreq(
"lib/app/base-chips/special_filters/load-special-filters.js"
);
class App extends Hookable {
constructor(custom_config, manifest) {
super();
this.launch_time = Date.now();
this.status = "stopped";
this.Sealious = Sealious;
this.Query = Query;
this.manifest = manifest;
this.checkManifest(manifest);
this.i18n = i18nFactory(manifest.default_language);
this.ConfigManager = new ConfigManager();
for (let key in default_config) {
this.ConfigManager.setDefault(key, default_config[key]);
}
this.ConfigManager.setRoot(custom_config);
this.Logger = new Logger(this);
this.ChipManager = new ChipManager(this);
this.Mail = this.Email = EmailFactory(this);
this.EmailTemplates = this.MailTemplates = EmailTemplates;
this.WwwServer = new WwwServerFactory(this);
this.RootSubject = new RootSubject(this);
this.Action = Action.curry(this.RootSubject);
this.run_action = run_action_curry(this);
load_base_chips(this);
this.Datastore = new DatastoreMongoFactory(this);
this.Metadata = MetadataFactory(this);
this.FieldType = Sealious.FieldType.bind(Sealious.FieldType, this);
this.Collection = Sealious.Collection.bind(Sealious.Collection, this);
this.AccessStrategyType = Sealious.AccessStrategyType.bind(
Sealious.AccessStrategyType,
this
);
this.SpecialFilter = SpecialFilterFactory(this);
load_special_filters(this);
assert(
this.ConfigManager.get("upload_path"),
"'upload_path' not set in config"
);
this.FileManager = new FileManager(
this.Datastore,
this.Logger,
this.ConfigManager.get("upload_path")
);
}
checkManifest(manifest) {
assert(manifest, "Please provide the app manifest");
[
"name",
"logo",
"version",
"default_language",
"base_url",
"admin_email",
].forEach(key => {
assert(
manifest[key],
`Please specify '${key}' field in the app manifest`
);
});
}
createChip(constructor, declaration) {
const chip = new constructor(this, declaration);
this.ChipManager.add_chip(
constructor.type_name,
declaration.name,
chip
);
return chip;
}
async start() {
this.status = "starting";
assert(
["dev", "production"].includes(
this.ConfigManager.get("core.environment")
),
`"core.environment" config should be either "dev" or "production"`
);
await this.emit({ when: "before", action: "start" });
await this.Datastore.start(this);
await this.Mail.init();
await this.ChipManager.start_chips();
await this.emit({ when: "after", action: "start" });
this.status = "running";
return this;
}
async stop() {
this.status = "stopping";
await this.emit({ when: "before", action: "stop" });
await this.WwwServer.stop();
await this.Datastore.stop();
this.status = "stopped";
await this.emit({ when: "after", action: "stop" });
}
}
module.exports = App;

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