/** * @typedef {import('./cart').CartData} CartData * @typedef {import('./cart').CartShippingAddress} CartShippingAddress */ /** * @typedef {Object} StoreCart * * @property {Array} cartCoupons An array of coupons applied * to the cart. * @property {Array} cartItems An array of items in the * cart. * @property {number} cartItemsCount The number of items in the * cart. * @property {number} cartItemsWeight The weight of all items in * the cart. * @property {boolean} cartNeedsPayment True when the cart will * require payment. * @property {boolean} cartNeedsShipping True when the cart will * require shipping. * @property {Array} cartItemErrors Item validation errors. * @property {Object} cartTotals Cart and line total * amounts. * @property {boolean} cartIsLoading True when cart data is * being loaded. * @property {Array} cartErrors An array of errors thrown * by the cart. * @property {CartShippingAddress} shippingAddress Shipping address for the * cart. * @property {Array} shippingRates array of selected shipping * rates. * @property {boolean} shippingRatesLoading Whether or not the * shipping rates are * being loaded. * @property {boolean} hasShippingAddress Whether or not the cart * has a shipping address yet. * @property {function(Object):any} receiveCart Dispatcher to receive * updated cart. */ /** * @typedef {Object} StoreCartCoupon * * @property {Array} appliedCoupons Collection of applied coupons from the * API. * @property {boolean} isLoading True when coupon data is being loaded. * @property {Function} applyCoupon Callback for applying a coupon by code. * @property {Function} removeCoupon Callback for removing a coupon by code. * @property {boolean} isApplyingCoupon True when a coupon is being applied. * @property {boolean} isRemovingCoupon True when a coupon is being removed. */ /** * @typedef {Object} StoreCartItemAddToCart * * @property {number} cartQuantity The quantity of the item in the * cart. * @property {boolean} addingToCart Whether the cart item is still * being added or not. * @property {boolean} cartIsLoading Whether the cart is being loaded. * @property {Function} addToCart Callback for adding a cart item. */ /** * @typedef {Object} StoreCartItemQuantity * * @property {number} quantity The quantity of the item in the * cart. * @property {boolean} isPendingDelete Whether the cart item is being * deleted or not. * @property {Function} changeQuantity Callback for changing quantity * of item in cart. * @property {Function} removeItem Callback for removing a cart item. * @property {Object} cartItemQuantityErrors An array of errors thrown by * the cart. */ /** * @typedef {Object} EmitResponseTypes * * @property {string} SUCCESS To indicate a success response. * @property {string} FAIL To indicate a failed response. * @property {string} ERROR To indicate an error response. */ /** * @typedef {Object} NoticeContexts * * @property {string} PAYMENTS Notices for the payments step. * @property {string} EXPRESS_PAYMENTS Notices for the express payments step. */ /* eslint-disable jsdoc/valid-types */ // Enum format below triggers the above rule even though VSCode interprets it fine. /** * @typedef {NoticeContexts['PAYMENTS']|NoticeContexts['EXPRESS_PAYMENTS']} NoticeContextsEnum */ /** * @typedef {Object} EmitSuccessResponse * * @property {EmitResponseTypes['SUCCESS']} type Should have the value of * EmitResponseTypes.SUCCESS. * @property {string} [redirectUrl] If the redirect url should be changed set * this. Note, this is ignored for some * emitters. * @property {Object} [meta] Additional data returned for the success * response. This varies between context * emitters. */ /** * @typedef {Object} EmitFailResponse * * @property {EmitResponseTypes['FAIL']} type Should have the value of * EmitResponseTypes.FAIL * @property {string} message A message to trigger a notice for. * @property {NoticeContextsEnum} [messageContext] What context to display any message in. * @property {Object} [meta] Additional data returned for the fail * response. This varies between context * emitters. */ /** * @typedef {Object} EmitErrorResponse * * @property {EmitResponseTypes['ERROR']} type Should have the value of * EmitResponseTypes.ERROR * @property {string} message A message to trigger a notice for. * @property {boolean} retry If false, then it means an * irrecoverable error so don't allow for * shopper to retry checkout (which may * mean either a different payment or * fixing validation errors). * @property {Object} [validationErrors] If provided, will be set as validation * errors in the validation context. * @property {NoticeContextsEnum} [messageContext] What context to display any message in. * @property {Object} [meta] Additional data returned for the fail * response. This varies between context * emitters. */ /* eslint-enable jsdoc/valid-types */ /** * @typedef {Object} EmitResponseApi * * @property {EmitResponseTypes} responseTypes An object of various response types that can * be used in returned response objects. * @property {NoticeContexts} noticeContexts An object of various notice contexts that can * be used for targeting where a notice appears. * @property {function(Object):boolean} shouldRetry Returns whether the user is allowed to retry * the payment after a failed one. * @property {function(Object):boolean} isSuccessResponse Returns whether the given response is of a * success response type. * @property {function(Object):boolean} isErrorResponse Returns whether the given response is of an * error response type. * @property {function(Object):boolean} isFailResponse Returns whether the given response is of a * fail response type. */ export {}; /** * Internal dependencies */ import { ACTION_TYPES as types } from './action-types'; /** * Action creator for setting a single query-state value for a given context. * * @param {string} context Context for query state being stored. * @param {string} queryKey Key for query item. * @param {*} value The value for the query item. * * @return {Object} The action object. */ export const setQueryValue = ( context, queryKey, value ) => { return { type: types.SET_QUERY_KEY_VALUE, context, queryKey, value, }; }; /** * Action creator for setting query-state for a given context. * * @param {string} context Context for query state being stored. * @param {*} value Query state being stored for the given context. * * @return {Object} The action object. */ export const setValueForQueryContext = ( context, value ) => { return { type: types.SET_QUERY_CONTEXT_VALUE, context, value, }; };
Phụ kiện camera đa dạng, chính hãng, giá tốt
1. Lu\u00f4n n\u00ean ch\u1ecdn mua lo\u1ea1i ngu\u1ed3n camera<\/a>\u00a0lo\u1ea1i t\u1ed1t, c\u00f3 x\u00e1c su\u1ea5t h\u01b0 h\u1ecfng th\u1ea5p, \u0111\u01b0\u1ee3c tr\u1ea3i nghi\u1ec7m th\u1ef1c t\u1ebf t\u1eeb nhi\u1ec1u c\u00f4ng tr\u00ecnh v\u00e0 c\u00f3 ch\u1ebf \u0111\u1ed9 b\u1ea3o h\u00e0nh t\u1ed1t.<\/strong><\/p>\n L\u00e0m sao \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3.<\/strong><\/p>\n Ngu\u1ed3n camera lo\u1ea1i t\u1ed1t, x\u00e1c su\u1ea5t h\u01b0 h\u1ecfng th\u1ea5p khi lo\u1ea1i ngu\u1ed3n \u0111\u00f3 c\u00f3 bo m\u1ea1ch t\u1ed1t, c\u00e1c linh ph\u1ee5 ki\u1ec7n trong bo m\u1ea1ch nh\u00ecn ch\u1eafc ch\u1eafn, c\u00e1c t\u1ee5 \u0111i\u1ec7n tr\u1edf \u0111\u1ea7y \u0111\u1ee7 v\u00e0 c\u00f3 th\u1ec3 c\u00f3 th\u00eam nhi\u1ec1u chi ti\u1ebft h\u01a1n ngu\u1ed3n th\u00f4ng th\u01b0\u1eddng.<\/p>\n V\u00ed d\u1ee5 v\u1ec1 ngu\u1ed3n lo\u1ea1i t\u1ed1t ch\u00fang t\u00f4i \u0111ang b\u00e1n.<\/p>\n <\/p>\n Bo m\u1ea1ch ngu\u1ed3n camera 12V 2A lo\u1ea1i t\u1ed1t<\/em><\/p>\n Ch\u1ecdn nh\u00e0 cung c\u1ea5p b\u1ea3o h\u00e0nh 1 n\u0103m tr\u1edf l\u00ean, v\u00e0 chuy\u00ean ph\u00e2n ph\u1ed1i cho \u0111\u1ea1i l\u00fd.<\/strong><\/p>\n Ch\u1ebf \u0111\u1ed9 b\u1ea3o h\u00e0nh l\u00e0 r\u1ea5t quan tr\u1ecdng b\u00ean c\u1ea1nh gi\u00e1 c\u1ea3. Ngu\u1ed3n camera 12V 2A th\u1ecb tr\u01b0\u1eddng c\u0169ng c\u00f3 nhi\u1ec1u nh\u00e0 b\u00e1n kh\u00f4ng b\u1ea3o h\u00e0nh ho\u1eb7c b\u1ea3o h\u00e0nh 3 th\u00e1ng. V\u00ec ch\u1ebf \u0111\u1ed9 b\u1ea3o h\u00e0nh \u00edt n\u00ean c\u00f3 th\u1ec3 \u00e9p gi\u00e1 xu\u1ed1ng l\u00e0m b\u1ea1n th\u1ea5y r\u1ebb, nh\u01b0ng lo\u1ea1i n\u00e0y d\u1ec5 d\u00e0ng h\u01b0 h\u1ecfng trong th\u1eddi gian ng\u1eafn.<\/p>\n Nh\u00e0 cung c\u1ea5p ph\u00e2n ph\u1ed1i s\u1ebd \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c \u0111\u1ed9 uy t\u00edn cao h\u01a1n c\u1eeda h\u00e0ng b\u00e1n l\u1ebd, v\u00ec gi\u00e1 s\u1ebd \u0111\u01b0\u1ee3c t\u1ed1t h\u01a1n, v\u00e0 v\u00ec ng\u01b0\u1eddi ta ch\u1ecbu tr\u00e1ch nhi\u1ec7m cao h\u01a1n trong s\u1ea3n ph\u1ea9m c\u1ee7a m\u00ecnh b\u00e1n ra v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn h\u00e0ng th\u00e1ng. N\u1ebfu kh\u00f4ng c\u00f3 s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 c\u00f3 s\u1ef1 ph\u1ea3n h\u1ed3i t\u1ed1t t\u1eeb kh\u00e1ch h\u00e0ng, nh\u00e0 ph\u00e2n ph\u1ed1i s\u1ebd kh\u00f4ng th\u1ec3 kinh doanh. \u0110\u00f3 l\u00e0 nh\u1eefng l\u00ed do v\u00ec sao n\u00ean ch\u1ecdn nh\u00e0 cung c\u1ea5p chuy\u00ean ph\u00e2n ph\u1ed1i.<\/p>\n N\u1ebfu \u0111\u01b0\u1ee3c n\u00ean ch\u1ecdn mua lo\u1ea1i ngu\u1ed3n camera lo\u1ea1i t\u1ed1t t\u1eeb nh\u00e0 chuy\u00ean ph\u00e2n ph\u1ed1i<\/strong><\/p>\n \n 2. \u0110\u1ee7 d\u00f2ng<\/strong> (M\u1ed7i m\u1ed9t chi\u1ebfc camera quan s\u00e1t th\u01b0\u1eddng s\u1eed d\u1ee5ng kho\u1ea3ng 2000mA n\u00ean ch\u00fang ta \u0111\u1ec3 tr\u00e1nh vi\u1ec7c b\u1ecb \u0111u\u1ed1i d\u00f2ng \u0111i\u1ec7n n\u00ean s\u1eed d\u1ee5ng \u00edt nh\u1ea5t ngu\u1ed3n 2000mA hay 2A cho m\u1ed7i Camera). Camera quan s\u00e1t th\u1ebf h\u1ec7 tr\u01b0\u1edbc th\u01b0\u1eddng ch\u1ec9 c\u1ea7n 1A l\u00e0 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t. Nh\u01b0ng t\u00ednh t\u1edbi th\u1eddi \u0111i\u1ec3m 2017 tr\u1edf \u0111i, c\u00e1c lo\u1ea1i camera quan s\u00e1t ti\u00ean ti\u1ebfn h\u01a1n, c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao h\u01a1n, v\u00e0 kh\u1ea3 n\u0103ng ph\u00e1t h\u1ed3ng ngo\u1ea1i t\u1ed1t h\u01a1n n\u00ean th\u01b0\u1eddng s\u1eed d\u1ee5ng ngu\u1ed3n \u0111i\u1ec7n ti\u00eau t\u1ed1n h\u01a1n. N\u1ebfu ch\u1ec9 s\u1eed d\u1ee5ng 1A b\u00ecnh th\u01b0\u1eddng th\u00ec s\u1ebd kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 camera ph\u00e1t h\u1ed3ng ngo\u1ea1i t\u1ed1t, \u1ea3nh h\u01b0\u1edfng tu\u1ed5i th\u1ecd h\u1ec7 th\u1ed1ng.<\/p>\n 3. Ph\u1ea3i l\u00e0 ngu\u1ed3n camera<\/a> chuy\u00ean d\u1ee5ng<\/strong>: ngu\u1ed3n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ea1y li\u00ean t\u1ee5c trong th\u1eddi gian d\u00e0i kh\u00f4ng ng\u1eebng ngh\u1ec9 v\u00e0 \u0111\u1ec3 thi\u1ebft k\u1ebf ri\u00eang cho vi\u1ec7c s\u1eed d\u1ee5ng camera quan s\u00e1t. C\u00f3 th\u1ec3 ch\u1ed1ng m\u01b0a t\u1ed1t khi \u0111\u1ec3 ngo\u00e0i tr\u1eddi, c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ea9y d\u00f2ng \u0111i\u1ec7n 12V \u0111i xa kho\u1ea3ng 20 – 30 m\u00e9t.<\/p>\n 4. Kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng nh\u1eefng ngu\u1ed3n kh\u00f4ng ch\u00ednh th\u1ed1ng nh\u01b0: ngu\u1ed3n m\u00e1y vi t\u00ednh, s\u1ea1c \u0111i\u1ec7n tho\u1ea1i, s\u1ea1c laptop… cho h\u1ec7 th\u1ed1ng camera.<\/p>\n N\u1ebfu h\u1ec7 th\u1ed1ng b\u1ea1n mu\u1ed1n \u0111i d\u00e2y t\u1eadp trung v\u1ec1 1 ch\u1ed7 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ngu\u1ed3n t\u1ed5 ong (ngu\u1ed3n t\u1ed5ng). C\u00e1ch t\u00ednh to\u00e1n \u0111\u1ec3 s\u1eed d\u1ee5ng ngu\u1ed3n t\u1ed5 ong c\u0169ng r\u1ea5t \u0111\u01a1n gi\u1ea3n: S\u1ed1 l\u01b0\u1ee3ng camera * 2 = s\u1ed1 l\u01b0\u1ee3ng d\u00f2ng c\u1ee7a ngu\u1ed3n t\u1ed5ng.* 80%<\/strong><\/p>\n V\u00ed d\u1ee5: h\u1ec7 th\u1ed1ng 5 camera c\u1ea7n: 5 * 2 = 10A (Max c\u00f4ng su\u1ea5t). V\u00ec \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng l\u00e2u d\u00e0i cho ngu\u1ed3n t\u1ed5ng, b\u1ea1n n\u00ean ch\u1ecdn lo\u1ea1i 15A cho h\u1ec7 th\u1ed1ng.<\/p>\n N\u1ebfu b\u1ea1n \u0111ang d\u1ef1 \u0111\u1ecbnh ch\u1ecdn 1 b\u1ed9 ngu\u1ed3n camera cho thi\u1ebft b\u1ecb c\u1ee7a m\u00ecnh nh\u01b0ng ch\u01b0a bi\u1ebft \u1edf \u0111\u00e2u gi\u00e1 t\u1ed1t m\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng, h\u00e3y li\u00ean h\u1ec7 cho ch\u00fang t\u00f4i theo h\u01b0\u1edbng d\u1eabn b\u00ean d\u01b0\u1edbi.\u00a0<\/span><\/span><\/strong><\/p>\n