unleash-server
Version:
Unleash is an enterprise ready feature toggles service. It provides different strategies for handling feature toggles.
75 lines • 2.7 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const { contextSchema, nameSchema } = require('./context-schema');
const NameExistsError = require('../error/name-exists-error');
const { CONTEXT_FIELD_CREATED, CONTEXT_FIELD_UPDATED, CONTEXT_FIELD_DELETED, } = require('../types/events');
class ContextService {
constructor({ projectStore, eventStore, contextFieldStore, }, { getLogger }) {
this.projectStore = projectStore;
this.eventStore = eventStore;
this.contextFieldStore = contextFieldStore;
this.logger = getLogger('services/context-service.js');
}
async getAll() {
return this.contextFieldStore.getAll();
}
async getContextField(name) {
return this.contextFieldStore.get(name);
}
async createContextField(value, userName) {
// validations
await this.validateUniqueName(value);
const contextField = await contextSchema.validateAsync(value);
// creations
const createdField = await this.contextFieldStore.create(value);
await this.eventStore.store({
type: CONTEXT_FIELD_CREATED,
createdBy: userName,
data: contextField,
});
return createdField;
}
async updateContextField(updatedContextField, userName) {
// validations
await this.contextFieldStore.get(updatedContextField.name);
const value = await contextSchema.validateAsync(updatedContextField);
// update
await this.contextFieldStore.update(value);
await this.eventStore.store({
type: CONTEXT_FIELD_UPDATED,
createdBy: userName,
data: value,
});
}
async deleteContextField(name, userName) {
// validate existence
await this.contextFieldStore.get(name);
// delete
await this.contextFieldStore.delete(name);
await this.eventStore.store({
type: CONTEXT_FIELD_DELETED,
createdBy: userName,
data: { name },
});
}
async validateUniqueName({ name, }) {
let msg;
try {
await this.contextFieldStore.get(name);
msg = 'A context field with that name already exist';
}
catch (error) {
// No conflict, everything ok!
return;
}
// Intentional throw here!
throw new NameExistsError(msg);
}
async validateName(name) {
await nameSchema.validateAsync({ name });
await this.validateUniqueName({ name });
}
}
exports.default = ContextService;
module.exports = ContextService;
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